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- Mollusca (132 791)
- Subphylum Aculifera
- Subphylum Conchifera
- Subphylum Placophora accepted as Polyplacophora
- Superclass Aplacophora
- Class Amphineura accepted as Aculifera
- Class Bivalvia (25 009)
- Class Caudofoveata (143)
- Class Cephalopoda (1 834)
- Class Conchifera accepted as Bivalvia
- Class Cricoconarida † (1)
- Class Gastropoda (102 697)
- Subclass Amphigastropoda † (390)
- Subclass Angiogastropoda represented as Gastropoda
- Subclass Apogastropoda
- Subclass Caenogastropoda (53 636)
- Subterclass Sorbeoconcha (147)
- Superorder Hypsogastropoda
- Order Architaenioglossa (4 918)
- Order Caenogastropoda incertae sedis (7 676)
- Order Littorinimorpha (17 179)
- Order Neogastropoda (23 716)
- Superfamily Buccinoidea Rafinesque, 1815 (5 253)
- Superfamily Cancellarioidea Forbes & Hanley, 1851 accepted as Volutoidea Rafinesque, 1815
- Superfamily Conoidea J. Fleming, 1822 (8 674)
- Family Acusidae J. E. Gray, 1853 accepted as Terebridae Mörch, 1852
- Family Borsoniidae Bellardi, 1875 (571)
- Family Bouchetispiridae Kantor, E. E. Strong & Puillandre, 2012 (2)
- Family Clathurellidae H. Adams & A. Adams, 1858 (334)
- Family Clavatulidae J. E. Gray, 1853 (438)
- Family Clavidae T. L. Casey, 1904 accepted as Drilliidae Olsson, 1964
- Family Clionellidae W. Stimpson, 1865 accepted as Clavatulidae J. E. Gray, 1853
- Family Cochlespiridae A. W. B. Powell, 1942 (114)
- Family Conidae J. Fleming, 1822 (1 393)
- Subfamily Profundiconinae Limpalaër & Monnier, 2018 represented as Conidae J. Fleming, 1822
- Subfamily Puncticulinae J. K. Tucker & M. Tenorio, 2009 accepted as Conidae J. Fleming, 1822
- Genus Afonsoconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Afonsoconus) J. K. Tucker & M. Tenorio, 2013
- Genus Africonus Petuch, 1975 represented as Conus Linnaeus, 1758
- Genus Afroconus Petuch, 1975 accepted as Africonus Petuch, 1975
- Genus Arubaconus Petuch, 2013 accepted as Conus (Ductoconus) da Motta, 1991
- Genus Asprella Schaufuss, 1869 accepted as Conus (Asprella) Schaufuss, 1869 (1)
- Genus Atlanticonus Petuch & Sargent, 2012 accepted as Conus (Atlanticonus) Petuch & Sargent, 2012
- Genus Attenuiconus Petuch, 2013 accepted as Conus (Attenuiconus) Petuch, 2013
- Genus Austroconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Austroconus) J. K. Tucker & M. Tenorio, 2009
- Genus Bathyconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Fusiconus) da Motta, 1991
- Genus Bermudaconus Petuch, 2013 accepted as Conus (Bermudaconus) Petuch, 2013
- Genus Boucheticonus J. K. Tucker & M. Tenorio, 2013 accepted as Conasprella (Boucheticonus) J. K. Tucker & M. Tenorio, 2013
- Genus Brasiliconus Petuch, 2013 accepted as Conus (Brasiliconus) Petuch, 2013
- Genus Calamiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Lividoconus) Wils, 1970
- Genus Calibanus da Motta, 1991 accepted as Conus (Calibanus) da Motta, 1991
- Genus Californiconus J. K. Tucker & M. Tenorio, 2009 (1)
- Genus Calusaconus Petuch, 2003 † (1)
- Genus Cariboconus Petuch, 2003 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Chelyconus Mörch, 1852 accepted as Conus (Chelyconus) Mörch, 1852
- Genus Cleobula Iredale, 1930 accepted as Conus (Dendroconus) Swainson, 1840
- Genus Coltroconus Petuch, 2013 accepted as Conasprella (Coltroconus) Petuch, 2013
- Genus Conasprella Thiele, 1929 (197)
- Genus Conasprelloides J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Conilites Schlotheim, 1820 † accepted as Conilithes Swainson, 1840 †
- Genus Conilithes Swainson, 1840 † (21)
- Genus Conolithus Herrmannsen, 1847 † accepted as Conilithes Swainson, 1840 †
- Genus Conospira Cossmann, 1896 † accepted as Conospirus De Gregorio, 1890 †
- Genus Conospirus De Gregorio, 1890 † accepted as Conilithes Swainson, 1840 †
- Genus Continuconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Klemaeconus) J. K. Tucker & M. Tenorio, 2013
- Genus Contraconus Olsson & Harbison, 1953 † (5)
- Genus Conus Linnaeus, 1758 (1 077)
- Subgenus Conus (Afonsoconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Asprella) Schaufuss, 1869 represented as Conus Linnaeus, 1758
- Subgenus Conus (Atlanticonus) Petuch & Sargent, 2012 represented as Conus Linnaeus, 1758
- Subgenus Conus (Attenuiconus) Petuch, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Austroconus) J. K. Tucker & M. Tenorio, 2009 represented as Conus Linnaeus, 1758
- Subgenus Conus (Bermudaconus) Petuch, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Brasiliconus) Petuch, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Calibanus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Chelyconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Conasprella) Thiele, 1929 accepted as Conasprella Thiele, 1929
- Subgenus Conus (Conolithes) † accepted as Conilithes Swainson, 1840 †
- Subgenus Conus (Conorbis) Swainson, 1840 accepted as Conorbis Swainson, 1840 †
- Subgenus Conus (Conospira) Cossmann, 1896 † accepted as Conus (Conospirus) De Gregorio, 1890 †
- Subgenus Conus (Conospirus) De Gregorio, 1890 † accepted as Conilithes Swainson, 1840 †
- Subgenus Conus (Contraconus) Olsson & Harbison, 1953 accepted as Contraconus Olsson & Harbison, 1953 †
- Subgenus Conus (Conus) Linnaeus, 1758 represented as Conus Linnaeus, 1758
- Subgenus Conus (Coronaxis) Swainson, 1840 accepted as Conus (Conus) Linnaeus, 1758
- Subgenus Conus (Cylinder) Montfort, 1810 represented as Conus Linnaeus, 1758
- Subgenus Conus (Cylindrella) Swainson, 1840 accepted as Conus (Asprella) Schaufuss, 1869
- Subgenus Conus (Darioconus) Iredale, 1930 represented as Conus Linnaeus, 1758
- Subgenus Conus (Dauciconus) Cotton, 1945 represented as Conus Linnaeus, 1758
- Subgenus Conus (Dendroconus) Swainson, 1840 represented as Conus Linnaeus, 1758
- Subgenus Conus (Ductoconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Elisaconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Embrikena) Iredale, 1937 represented as Conus Linnaeus, 1758
- Subgenus Conus (Endemoconus) Iredale, 1931 accepted as Conasprella Thiele, 1929
- Subgenus Conus (Eremiconus) J. K. Tucker & M. Tenorio, 2009 represented as Conus Linnaeus, 1758
- Subgenus Conus (Eugeniconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Floraconus) Iredale, 1930 represented as Conus Linnaeus, 1758
- Subgenus Conus (Fraterconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Fulgiconus) da Motta, 1991 accepted as Conus (Phasmoconus) Mörch, 1852
- Subgenus Conus (Fumiconus) da Motta, 1991 accepted as Conasprella Thiele, 1929
- Subgenus Conus (Gastridium) Modeer, 1793 represented as Conus Linnaeus, 1758
- Subgenus Conus (Genuanoconus) J. K. Tucker & M. Tenorio, 2009 represented as Conus Linnaeus, 1758
- Subgenus Conus (Harmoniconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Hemiconus) Cossmann, 1889 † accepted as Hemiconus Cossmann, 1889 †
- Subgenus Conus (Hermes) Montfort, 1810 represented as Conus Linnaeus, 1758
- Subgenus Conus (Kalloconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Kellyconus) Petuch, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Kermasprella) A. W. B. Powell, 1958 accepted as Conasprella Thiele, 1929
- Subgenus Conus (Kioconus) da Motta, 1991 accepted as Conus (Splinoconus) da Motta, 1991
- Subgenus Conus (Klemaeconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Lamniconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Lautoconus) Monterosato, 1923 represented as Conus Linnaeus, 1758
- Subgenus Conus (Leporiconus) Iredale, 1930 represented as Conus Linnaeus, 1758
- Subgenus Conus (Leptoconus) Swainson, 1840 represented as Conus Linnaeus, 1758
- Subgenus Conus (Lilliconus) G. Raybaudi Massilia, 1994 accepted as Lilliconus G. Raybaudi Massilia, 1994
- Subgenus Conus (Lindaconus) Petuch, 2002 represented as Conus Linnaeus, 1758
- Subgenus Conus (Lithoconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Lividoconus) Wils, 1970 represented as Conus Linnaeus, 1758
- Subgenus Conus (Magelliconus) da Motta, 1991 accepted as Conus (Dauciconus) Cotton, 1945
- Subgenus Conus (Malagasyconus) Monnier & M. Tenorio, 2015 represented as Conus Linnaeus, 1758
- Subgenus Conus (Monteiroconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Ongoconus) da Motta, 1991 accepted as Conus (Splinoconus) da Motta, 1991
- Subgenus Conus (Papyriconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Phasmoconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Pionoconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Plagioconus) J. K. Tucker & M. Tenorio, 2009 † represented as Conus Linnaeus, 1758
- Subgenus Conus (Plicaustraconus) Moolenbeek, 2008 represented as Conus Linnaeus, 1758
- Subgenus Conus (Profundiconus) Kuroda, 1956 accepted as Profundiconus Kuroda, 1956
- Subgenus Conus (Pseudolilliconus) J. K. Tucker & M. Tenorio, 2009 accepted as Pseudolilliconus J. K. Tucker & M. Tenorio, 2009
- Subgenus Conus (Pseudonoduloconus) J. K. Tucker & M. Tenorio, 2009 represented as Conus Linnaeus, 1758
- Subgenus Conus (Pseudopterygia) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Puncticulis) Swainson, 1840 represented as Conus Linnaeus, 1758
- Subgenus Conus (Purpuriconus) da Motta, 1991 accepted as Conus (Dauciconus) Cotton, 1945
- Subgenus Conus (Pyruconus) Olsson, 1967 represented as Conus Linnaeus, 1758
- Subgenus Conus (Quasiconus) J. K. Tucker & M. Tenorio, 2009 represented as Conus Linnaeus, 1758
- Subgenus Conus (Rhizoconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Rubroconus) J. K. Tucker & M. Tenorio, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Sandericonus) Petuch, 2013 represented as Conus Linnaeus, 1758
- Subgenus Conus (Sciteconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Splinoconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Spuriconus) Petuch, 2003 accepted as Conus (Lindaconus) Petuch, 2002
- Subgenus Conus (Stephanoconus) Mörch, 1852 represented as Conus Linnaeus, 1758
- Subgenus Conus (Strategoconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Strioconus) Thiele, 1929 accepted as Conus (Pionoconus) Mörch, 1852
- Subgenus Conus (Taranteconus) M. Azuma, 1972 represented as Conus Linnaeus, 1758
- Subgenus Conus (Tesselliconus) da Motta, 1991 represented as Conus Linnaeus, 1758
- Subgenus Conus (Textilia) Swainson, 1840 represented as Conus Linnaeus, 1758
- Subgenus Conus (Theliconus) Swainson, 1840 accepted as Hermes Montfort, 1810
- Subgenus Conus (Turriconus) Shikama & T. Habe, 1968 represented as Conus Linnaeus, 1758
- Subgenus Conus (Virgiconus) Cotton, 1945 represented as Conus Linnaeus, 1758
- Subgenus Conus (Virroconus) Iredale, 1930 represented as Conus Linnaeus, 1758
- Subgenus Conus (Vituliconus) da Motta, 1991 accepted as Conus (Strategoconus) da Motta, 1991
- Subgenus Conus (Ximeniconus) W. K. Emerson & Old, 1962 accepted as Conasprella (Ximeniconus) W. K. Emerson & Old, 1962
- Species Conus abbas Hwass, 1792
- Species Conus abbreviatus Reeve, 1843
- Species Conus abreviatus J. A. Eudes-Deslongchamps, 1849 †
- Species Conus abrolhosensis Petuch, 1987
- Species Conus abruptus P. Marshall, 1918 †
- Species Conus academicus Dall & Ochsner, 1928 †
- Species Conus achatinus Gmelin, 1791
- Species Conus acrotholoides Tate, 1890 †
- Species Conus aculeiformis Reeve, 1844 accepted as Conasprella aculeiformis (Reeve, 1844)
- Species Conus acuminatus Hwass, 1792 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus acuminatus Borson, 1820 † accepted as Conus antiquus Lamarck, 1810 †
- Species Conus acutangulus Lamarck, 1810
- Species Conus acutimarginatus G. B. Sowerby II, 1866 accepted as Conasprella acutimarginata (G. B. Sowerby II, 1866)
- Species Conus acutus G. B. Sowerby II, 1857 accepted as Conus musicus Hwass, 1792
- Species Conus acutus Anton, 1838 †
- Species Conus adami Wils, 1988
- Species Conus adamsonii Broderip, 1836
- Species Conus adansoni Lamarck, 1810, sensu G. B. Sowerby II, 1858 accepted as Conus magus Linnaeus, 1758
- Species Conus adansonii Lamarck, 1810 accepted as Conus ventricosus Gmelin, 1791
- Species Conus adelaidae Ludbrook, 1958 † accepted as Conasprella adelaidae (Ludbrook, 1958) †
- Species Conus adenensis E. A. Smith, 1891
- Species Conus admirationis Poppe & Tagaro, 2015
- Species Conus adonis Shikama, 1971 accepted as Conasprella memiae (T. Habe & Kosuge, 1970)
- Species Conus adriaticus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus adustus G. B. Sowerby II, 1858 accepted as Conus erythraeensis Reeve, 1843
- Species Conus adversarius Conrad, 1840 † accepted as Contraconus adversarius (Conrad, 1840) †
- Species Conus advertex (Garrard, 1961)
- Species Conus aegrotus Reeve, 1849 accepted as Conus furvus Reeve, 1843
- Species Conus aemulator A. P. Brown & Pilsbry, 1911 †
- Species Conus aemulus Reeve, 1844
- Species Conus aequipunctatus Dautzenberg, 1937
- Species Conus aequiquadratus Monnier, M. Tenorio, Bouchet & Puillandre, 2018
- Species Conus affinis Gmelin, 1791 accepted as Conus circumcisus Born, 1778
- Species Conus affinis K. Martin, 1879 † accepted as Conus sannio Finlay, 1927 †
- Species Conus africanus Kiener, 1848
- Species Conus agassizii Dall, 1886 accepted as Conasprella agassizii (Dall, 1886)
- Species Conus agrestis Mörch, 1850 accepted as Conus loroisii Kiener, 1846
- Species Conus aito Rabiller & Richard, 2014
- Species Conus akabensis G. B. Sowerby III, 1887 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus alabaster Reeve, 1849
- Species Conus alainallaryi Bozzetti & Monnier, 2009
- Species Conus alatoideus Aldrich, 1885 †
- Species Conus alatus Fischer von Waldheim, 1807
- Species Conus alatus F. E. Edwards, 1857 † accepted as Conorbis alatus (F. E. Edwards, 1857) †
- Species Conus albellus Röckel & Korn, 1990
- Species Conus albicans G. B. Sowerby II, 1857 accepted as Conus furvus Reeve, 1843
- Species Conus albidus Schröter, 1803
- Species Conus albomaculatus G. B. Sowerby I, 1841 accepted as Conus litoglyphus Hwass, 1792
- Species Conus albospira E. A. Smith, 1880 accepted as Conus straturatus G. B. Sowerby II, 1865
- Species Conus albuquerquei Trovão, 1978
- Species Conus albus G. B. Sowerby III, 1887 accepted as Conus furvus Reeve, 1843
- Species Conus alconnelli da Motta, 1986
- Species Conus aldovrandi Brocchi, 1814 †
- Species Conus alexandrei (Limpalaër & Monnier, 2012)
- Species Conus alexandremonteiroi (T. Cossignani, 2014) accepted as Conasprella alexandremonteiroi (T. Cossignani, 2014)
- Species Conus alexandrinus Kaicher, 1977
- Species Conus alexisallaryi (T. Cossignani, 2018)
- Species Conus alfi (Thach, 2016)
- Species Conus alfredensis Bartsch, 1915 accepted as Conus tinianus Hwass, 1792
- Species Conus algoensis G. B. Sowerby I, 1834
- Species Conus alisi Moolenbeek, Röckel & Richard, 1995 accepted as Conasprella alisi (Moolenbeek, Röckel & Richard, 1995)
- Species Conus aliwalensis (S. G. Veldsman, 2018)
- Species Conus allamandi (Petuch, 2013) accepted as Conasprella allamandi (Petuch, 2013)
- Species Conus allaryi Bozzetti, 2008
- Species Conus allioni Michelotti, 1847 † accepted as Conilithes allioni (Michelotti, 1847) †
- Species Conus almagrensis Böse, 1910 †
- Species Conus alrobini (Thach, 2016) accepted as Conus tribblei Walls, 1977
- Species Conus alsiosus Brongniart, 1823 †
- Species Conus alternatus Link, 1807 accepted as Conus eburneus Hwass, 1792
- Species Conus altispiratus G. B. Sowerby II, 1873 accepted as Conus mozambicus Hwass, 1792
- Species Conus alveolus G. B. Sowerby I, 1833 accepted as Conus stramineus Lamarck, 1810
- Species Conus amabilis Lamarck, 1810 accepted as Conus pertusus Hwass, 1792
- Species Conus amadis Gmelin, 1791
- Species Conus amazonicus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus ambaroides Shikama, 1977 accepted as Conus metcalfii Reeve, 1843
- Species Conus ambiguus Reeve, 1844
- Species Conus amethysteus Link, 1807
- Species Conus amethystinus Trovão, 1975 accepted as Conus carnalis G. B. Sowerby III, 1879
- Species Conus amiralis Hwass, 1792 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus ammiralis Linnaeus, 1758
- Species Conus amoni (Lorenz, 2023)
- Species Conus amphiurgus Dall, 1889
- Species Conus amplus Röckel & Korn, 1992
- Species Conus anabathrum Crosse, 1865
- Species Conus anabelae Rolán & Röckel, 2001
- Species Conus anadema Tomlin, 1937 accepted as Conus splendidulus G. B. Sowerby I, 1833
- Species Conus anaglypticus Crosse, 1865 accepted as Conasprella anaglyptica (Crosse, 1865)
- Species Conus anceps A. Adams, 1854 accepted as Conus consors G. B. Sowerby I, 1833
- Species Conus andamanensis E. A. Smith, 1879
- Species Conus andrangae Schwengel, 1955 accepted as Conus bartschi G. D. Hanna & A. M. Strong, 1949
- Species Conus andreei Kittl, 1887 †
- Species Conus andremenezi B. M. Olivera & J. S. Biggs, 2010
- Species Conus anemone Lamarck, 1810
- Species Conus angasi Tryon, 1884
- Species Conus angioiorum Röckel & Moolenbeek, 1992
- Species Conus angolensis Paes Da Franca, 1957 accepted as Conus zebroides Kiener, 1848
- Species Conus angulatus A. Adams, 1854 accepted as Conus regularis G. B. Sowerby I, 1833
- Species Conus annegretae Schönherr, 2018
- Species Conus anningae Hendricks, 2015 †
- Species Conus anosyensis Bozzetti, 2008 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus antediluvianus [sic] † accepted as Conus antidiluvianus Bruguière, 1792 †
- Species Conus antediluvianus Bruguière, 1792, sensu Deshayes, 1837 † accepted as Conilithes parisiensis (Deshayes, 1865) †
- Species Conus antediluvianus Bruguière, 1792 sensu Grateloup, 1847 † accepted as Conus aquensis A. d'Orbigny, 1852 †
- Species Conus anthonyi (Petuch, 1975) accepted as Conus cuneolus Reeve, 1843
- Species Conus antidiluvianus Bruguière, 1792 † accepted as Conilithes antidiluvianus (Bruguière, 1792) †
- Species Conus antiquus Lamarck, 1810 †
- Species Conus antoniaensis (T. Cossignani & Fiadeiro, 2014)
- Species Conus antonioi (T. Cossignani, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus antoniomonteiroi Rolán, 1990
- Species Conus aphrodite Petuch, 1979 accepted as Conasprella aphrodite (Petuch, 1979)
- Species Conus aplustre Reeve, 1843
- Species Conus aquensis A. d'Orbigny, 1852 †
- Species Conus aquitanicus Mayer, 1858 † accepted as Conasprella aquitanica (Mayer, 1858) †
- Species Conus arabicus Lamarck, 1810 accepted as Conus litteratus Linnaeus, 1758
- Species Conus arachnoideus Gmelin, 1791 accepted as Conus araneosus [Lightfoot], 1786
- Species Conus arafurensis (Monnier, Limpalaër & Robin, 2013)
- Species Conus araneosus Hwass, 1792 accepted as Conus araneosus [Lightfoot], 1786
- Species Conus araneosus [Lightfoot], 1786
- Species Conus arangoi Sarasúa, 1977
- Species Conus aratispira Pilsbry, 1905
- Species Conus aratus Gabb, 1873 †
- Species Conus arausiensis Reeve, 1843 accepted as Conus daucus Hwass, 1792
- Species Conus arawak (Petuch & R. F. Myers, 2014) accepted as Conasprella arawak (Petuch & R. F. Myers, 2014)
- Species Conus arbornatalis da Motta, 1978 accepted as Conus amadis Gmelin, 1791
- Species Conus archetypus Crosse, 1865
- Species Conus archiepiscopus Hwass, 1792
- Species Conus architalassus [Lightfoot], 1786 accepted as Conus ammiralis Linnaeus, 1758
- Species Conus archithalassius Link, 1807 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus archon Broderip, 1833
- Species Conus arcuatus Broderip & G. B. Sowerby I, 1829 accepted as Conasprella arcuata (Broderip & G. B. Sowerby I, 1829)
- Species Conus arcuatus Gray, 1839 accepted as Conasprella emarginata (Reeve, 1844)
- Species Conus ardisiaceus Kiener, 1850
- Species Conus arenatus Hwass, 1792
- Species Conus argillaceus Perry, 1811
- Species Conus argillicola Eichwald, 1830 †
- Species Conus ariejoostei (S. G. Veldsman, 2016)
- Species Conus aristophanes G. B. Sowerby II, 1857
- Species Conus armadillo Shikama, 1971
- Species Conus armatus E. A. Smith, 1891 accepted as Conus arenatus Hwass, 1792
- Species Conus armentrouti Hickman, 1980 †
- Species Conus armiger Crosse, 1858 accepted as Conasprella armiger (Crosse, 1858)
- Species Conus armillatus C. B. Adams, 1850 accepted as Conus hieroglyphus Duclos, 1833
- Species Conus armoricus Suter, 1917 †
- Species Conus arnztenii K. Martin, 1916 †
- Species Conus arthuri (M. A. Lima & T. Cossignani, 2023)
- Species Conus articulatus G. B. Sowerby II, 1873 accepted as Conasprella articulata (G. B. Sowerby II, 1873)
- Species Conus artoptus G. B. Sowerby I, 1833
- Species Conus asheri Petuch, 1988 †
- Species Conus asiaticus da Motta, 1985
- Species Conus asper Lamarck, 1810 accepted as Conus sulcatus Hwass, 1792
- Species Conus aspersus G. B. Sowerby I, 1833 accepted as Conus ermineus Born, 1778
- Species Conus assimilis A. Adams, 1854 accepted as Conus magus Linnaeus, 1758
- Species Conus asterousiaensis Psarras, Koskeridou & Merle, 2021 †
- Species Conus ateralbus Kiener, 1850
- Species Conus athenae Filmer, 2011
- Species Conus atimovatae (Bozzetti, 2012) accepted as Conus simonis Bozzetti, 2010
- Species Conus atlanticoselvagem Afonso & M. Tenorio, 2004 accepted as Conus trochulus Reeve, 1844
- Species Conus atractus Tomlin, 1937 accepted as Conus compressus G. B. Sowerby II, 1866
- Species Conus atramentosus Reeve, 1849 accepted as Lovellona atramentosa (Reeve, 1849)
- Species Conus attenuatus Reeve, 1844
- Species Conus augur [Lightfoot], 1786
- Species Conus augur Hwass, 1792 accepted as Conus augur [Lightfoot], 1786
- Species Conus auingeri De Gregorio, 1885 † accepted as Conus berghausi Michelotti, 1847 †
- Species Conus aulacophorus Cossmann, 1900 †
- Species Conus aulicus Linnaeus, 1758
- Species Conus aurantius Hwass, 1792
- Species Conus auratinus da Motta, 1982
- Species Conus auratus Hwass, 1792 accepted as Conus aulicus Linnaeus, 1758
- Species Conus aureolus G. B. Sowerby II, 1858 accepted as Conus anabathrum Crosse, 1865
- Species Conus aureonimbosus Petuch, 1987
- Species Conus aureopunctatus Petuch, 1987
- Species Conus aureus Hwass, 1792
- Species Conus auricomus Hwass, 1792
- Species Conus auricomus Lamarck, 1810 accepted as Conus aureus Hwass, 1792
- Species Conus aurisiacus Linnaeus, 1758
- Species Conus aurora Lamarck, 1810 accepted as Conus tinianus Hwass, 1792
- Species Conus austini Rehder & Abbott, 1951 accepted as Conus cancellatus cancellatus Hwass, 1792
- Species Conus australis Lamarck, 1810 accepted as Conus australis Holten, 1802
- Species Conus australis Schröter, 1803 accepted as Conus mustelinus Hwass, 1792
- Species Conus australis Holten, 1802
- Species Conus austriaconoe Sacco, 1893 †
- Species Conus austriacus R. Hoernes & Auinger, 1879 †
- Species Conus austroviola Röckel & Korn, 1992
- Species Conus axelrodi Walls, 1978
- Species Conus babaensis Rolán & Röckel, 2001
- Species Conus baccatus G. B. Sowerby III, 1877 accepted as Conasprella baccata (G. B. Sowerby III, 1877)
- Species Conus badius Kiener, 1846 accepted as Conus trigonus Reeve, 1848
- Species Conus baeri Röckel & Korn, 1992
- Species Conus bahamensis Vink & Röckel, 1995
- Species Conus baiano Coltro, 2004 accepted as Conus abrolhosensis Petuch, 1987
- Species Conus baileyi Röckel & da Motta, 1979 accepted as Conasprella baileyi (Röckel & da Motta, 1979)
- Species Conus bairstowi G. B. Sowerby III, 1889
- Species Conus bajanensis Nowell-Usticke, 1968 accepted as Conasprella bajanensis (Nowell-Usticke, 1968)
- Species Conus balabacensis Filmer, 2012
- Species Conus baldichieri Borson, 1820 †
- Species Conus balerensis B. M. Olivera, Saguil & Bouchet, 2019
- Species Conus balteatus G. B. Sowerby I, 1833
- Species Conus balteus W. Wood, 1828
- Species Conus bandanus Hwass, 1792
- Species Conus bandatus Perry, 1811
- Species Conus bantamensis Oostingh, 1938 †
- Species Conus baochauae Thach, 2020
- Species Conus barbadensis Hwass, 1792 accepted as Conus miliaris Hwass, 1792
- Species Conus barbara Brazier, 1898
- Species Conus barbieri G. Raybaudi Massilia, 1995
- Species Conus bareti Vasseur, 1882 † accepted as Eoconus bareti (Vasseur, 1882) †
- Species Conus barthelemyi Bernardi, 1861
- Species Conus bartschi G. D. Hanna & A. M. Strong, 1949
- Species Conus bassi Petuch, 1991 †
- Species Conus basteroti Mayer-Eymar, 1891 †
- Species Conus basunii (T. Cossignani, 2022)
- Species Conus bayani Jousseaume, 1872
- Species Conus bayeri Petuch, 1987
- Species Conus baylei Jousseaume, 1872 accepted as Conus spurius baylei Jousseaume, 1872
- Species Conus beatrix M. Tenorio, Poppe & Tagaro, 2007
- Species Conus beckeri G. B. Sowerby III, 1911 accepted as Conus pictus Reeve, 1843
- Species Conus beddomei G. B. Sowerby III, 1901 accepted as Conus ziczac ziczac Megerle von Mühlfeld, 1816
- Species Conus behelokensis Lauer, 1989
- Species Conus belairensis Pin & Leung Tack, 1989
- Species Conus belizeanus (Petuch & Sargent, 2011)
- Species Conus bellacoensis Hendricks, 2015 †
- Species Conus bellissimus (Harzhauser & Landau, 2016) †
- Species Conus bellocqae van Rossum, 1996
- Species Conus bellulus Rolán, 1990
- Species Conus belus d'Orbigny, 1852 †
- Species Conus bengalensis (Okutani, 1968)
- Species Conus benoisti Mayer-Eymar, 1891 †
- Species Conus berdulinus Veillard, 1972
- Species Conus berghausi Michelotti, 1847 †
- Species Conus bermudensis Clench, 1942 accepted as Conasprella bermudensis (Clench, 1942)
- Species Conus bernardii Kiener, 1847 accepted as Conus cinereus Hwass, 1792
- Species Conus bernardinoi (T. Cossignani, 2014) accepted as Conus cuneolus Reeve, 1843
- Species Conus berryi Spieker, 1922 †
- Species Conus berschaueri (Petuch & R. F. Myers, 2014) accepted as Conasprella berschaueri (Petuch & R. F. Myers, 2014)
- Species Conus bertarollae Costa & Simone, 1997 accepted as Conus ziczac archetypus Crosse, 1865
- Species Conus berwerthi R. Hoernes & Auinger, 1879 † accepted as Conasprella berwerthi (R. Hoernes & Auinger, 1879) †
- Species Conus bessei Petuch, 1992
- Species Conus betulinoides Lamarack, 1810 †
- Species Conus betulinus Linnaeus, 1758
- Species Conus beyerae (Poppe & Tagaro, 2023)
- Species Conus biancae Bozzetti, 2010 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus bicinctus Donovan, 1826
- Species Conus bicolor G. B. Sowerby I, 1833 [March] accepted as Conus litoglyphus Hwass, 1792
- Species Conus bicolor G. B. Sowerby I, 1833 [July] accepted as Conus praecellens A. Adams, 1854
- Species Conus bicolor G. B. Sowerby I, 1833 [May] accepted as Conus pulcher [Lightfoot], 1786
- Species Conus bicoronatus Melleville, 1843 † accepted as Hemiconus bicoronatus (Melleville, 1843) †
- Species Conus bifasciatus G. B. Sowerby II, 1857 accepted as Conus attenuatus Reeve, 1844
- Species Conus bifasciatus Gmelin, 1791 accepted as Conasprella centurio (Born, 1778)
- Species Conus biliosus (Röding, 1798)
- Species Conus binghamae Petuch, 1987
- Species Conus biraghii (G. Raybaudi Massilia, 1992) accepted as Lilliconus biraghii (G. Raybaudi Massilia, 1992)
- Species Conus bitleri da Motta, 1984
- Species Conus bizona Coomans, Moolenbeek & Wils, 1981
- Species Conus blainvillei Kiener, 1850 accepted as Conus fumigatus Hwass, 1792
- Species Conus blainvillii Vignard, 1829 accepted as Conus pseudocedonulli Blainville, 1818
- Species Conus blanfordianus Crosse, 1867
- Species Conus blatteus Shikama, 1979
- Species Conus boavistensis Rolán & F. Fernandes, 1990
- Species Conus bocagei Trovão, 1978
- Species Conus bocapanansis Spieker, 1922 †
- Species Conus bocki G. B. Sowerby III, 1881
- Species Conus bodarti Coltro, 2004 accepted as Conasprella bodarti (Coltro, 2004)
- Species Conus boeckhi Halaváts, 1884 †
- Species Conus boeticus Reeve, 1844
- Species Conus boholensis Petuch, 1979 accepted as Conasprella boholensis (Petuch, 1979)
- Species Conus boivini Kiener, 1846 accepted as Conus gubernator Hwass, 1792
- Species Conus bonaczyi Gabb, 1873 †
- Species Conus bondarevi Röckel & G. Raybaudi Massilia, 1992
- Species Conus bonfigliolii (Bozzetti, 2010)
- Species Conus bonneti Cossmann, 1900 †
- Species Conus borbonicus H. Adams, 1868 accepted as Conus tulipa Linnaeus, 1758
- Species Conus borgesi Trovão, 1979
- Species Conus borneensis A. Adams & Reeve, 1848 accepted as Conasprella arcuata (Broderip & G. B. Sowerby I, 1829)
- Species Conus borneensis G. B. Sowerby II, 1866 accepted as Conus magus Linnaeus, 1758
- Species Conus boschi Clover, 1972 accepted as Conus melvilli G. B. Sowerby III, 1879
- Species Conus boschorum Moolenbeek & Coomans, 1993 accepted as Pseudolilliconus boschorum (Moolenbeek & Coomans, 1993)
- Species Conus boubeeae G. B. Sowerby III, 1903 accepted as Conasprella pusio (Hwass, 1792)
- Species Conus boucheti Richard, 1983 accepted as Conasprella boucheti (Richard, 1983)
- Species Conus bougei G. B. Sowerby III, 1907 accepted as Conus exiguus Lamarck, 1810
- Species Conus boui da Motta, 1988
- Species Conus boutetorum Richard & Rabiller, 2013
- Species Conus bozzettii Lauer, 1991 accepted as Conasprella bozzettii (Lauer, 1991)
- Species Conus brandonensis (Lorenz, 2019)
- Species Conus branhamae Clench, 1953 accepted as Conasprella branhamae (Clench, 1953)
- Species Conus brasiliensis Clench, 1942
- Species Conus bratcherae (Petuch & Berschauer, 2019)
- Species Conus bravoi Spieker, 1922 †
- Species Conus brazieri G. B. Sowerby III, 1881 accepted as Conus circumcisus Born, 1778
- Species Conus bredai Michelotti, 1847 †
- Species Conus breitenbergeri (Harzhauser & Landau, 2016) †
- Species Conus brettinghami Coomans, Moolenbeek & Wils, 1982
- Species Conus breviculus G. B. Sowerby I, 1833 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus brevis E. A. Smith, 1877 accepted as Conus caracteristicus Fischer von Waldheim, 1807
- Species Conus brezinae R. Hoernes & Auinger, 1879 † accepted as Conilithes brezinae (R. Hoernes & Auinger, 1879) †
- Species Conus brianhayesi Korn, 2001
- Species Conus brianoi (T. Cossignani & Allary, 2019)
- Species Conus brocchii Bronn, 1828 †
- Species Conus broderipii Reeve, 1844
- Species Conus bronnii Michelotti, 1847 †
- Species Conus brontodes Shikama, 1979 accepted as Conus kinoshitai (Kuroda, 1956)
- Species Conus broteri Pereira da Costa, 1866 †
- Species Conus bruguieresi Kiener, 1846
- Species Conus bruguieri Kiener, 1846 accepted as Conus bruguieresi Kiener, 1846
- Species Conus bruguiersi Kiener, 1846 accepted as Conus bruguieresi Kiener, 1846
- Species Conus brunneobandatus Petuch, 1992
- Species Conus brunneofilaris Petuch, 1990
- Species Conus brunneus W. Wood, 1828
- Species Conus bruuni A. W. B. Powell, 1958
- Species Conus bulbus Reeve, 1843
- Species Conus bullatus Linnaeus, 1758
- Species Conus buniatus (Bozzetti, 2013) accepted as Conus varius Linnaeus, 1758
- Species Conus burckhardti Böse, 1906 † accepted as Conasprella burckhardti (Böse, 1906) †
- Species Conus burryae Clench, 1942
- Species Conus busuegoi (Shuto, 1969) †
- Species Conus buxeus (Röding, 1798)
- Species Conus buxeus Reeve, 1844 accepted as Conus furvus Reeve, 1843
- Species Conus byssinus (Röding, 1798)
- Species Conus cabraloi (T. Cossignani, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus cabritii Bernardi, 1859 accepted as Conus exiguus Lamarck, 1810
- Species Conus cacao Ferrario, 1983 accepted as Conus mercator Linnaeus, 1758
- Species Conus cacellensis Pereira da Costa, 1866 †
- Species Conus cacuminatus Spieker, 1922 †
- Species Conus cadonensis Lyell & G. B. Sowerby II, 1840 †
- Species Conus caelatus A. Adams, 1854 accepted as Conus marchionatus Hinds, 1843
- Species Conus caelatus Doderlein, 1864 †
- Species Conus caerulans Küster, 1838 accepted as Conus ermineus Born, 1778
- Species Conus caerulescens Lamarck, 1810 accepted as Conus cinereus Hwass, 1792
- Species Conus caffer Krauss, 1848 accepted as Conus mozambicus Hwass, 1792
- Species Conus cagarralensis (T. Cossignani, 2014) accepted as Conus longilineus Röckel, Rolán & A. Monteiro, 1980
- Species Conus caillaudii Kiener, 1846
- Species Conus cailliaudii J. C. Jay, 1846 accepted as Conus ventricosus Gmelin, 1791
- Species Conus cakobaui Moolenbeek, Röckel & Bouchet, 2008 accepted as Profundiconus cakobaui (Moolenbeek, Röckel & Bouchet, 2008)
- Species Conus caledonicus Hwass, 1792 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus calhetae Rolán, 1990
- Species Conus calhetinensis (T. Cossignani & Fiadeiro, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus californicus Reeve, 1844 accepted as Californiconus californicus (Reeve, 1844)
- Species Conus calvimontanus Deshayes, 1865 †
- Species Conus canaliculatus Dillwyn, 1817 accepted as Conus malacanus Hwass, 1792
- Species Conus canaliculatus Brocchi, 1814 † accepted as Conilithes canaliculatus (Brocchi, 1814) †
- Species Conus canariensis (M. Tenorio, Abalde, Pardos-Blas & Zardoya, 2020)
- Species Conus cancellatus Hwass, 1792
- Species Conus candidus Kiener, 1847 accepted as Conus philippii Kiener, 1847
- Species Conus candidus Born, 1778
- Species Conus canonicus Hwass, 1792
- Species Conus cantamessae (S. J. Maxwell & Berschauer, 2023)
- Species Conus capitanellus Fulton, 1938
- Species Conus capitaneus Linnaeus, 1758
- Species Conus capreolus Röckel, 1985
- Species Conus capricorni Van Mol, Tursch & Kempf, 1967 accepted as Conus cancellatus capricorni Van Mol, Tursch & Kempf, 1967
- Species Conus caracanus Hwass, 1792 accepted as Conus cedonulli insularis Gmelin, 1791
- Species Conus caracteristicus Fischer von Waldheim, 1807
- Species Conus carcellesi E. A. Martins, 1945 accepted as Conus lemniscatus carcellesi E. A. Martins, 1945
- Species Conus cardinalis Hwass, 1792
- Species Conus cargilei Coltro, 2004
- Species Conus caribbaeus Clench, 1942 accepted as Conus flavescens caribbaeus Clench, 1942
- Species Conus carinatus Swainson, 1822
- Species Conus carioca Petuch, 1986
- Species Conus carlottae Hendricks, 2015 †
- Species Conus carmeli Tenison Woods, 1877 accepted as Conus anemone Lamarck, 1810
- Species Conus carnalis G. B. Sowerby III, 1879
- Species Conus carpenteri Crosse, 1865 accepted as Conus litoglyphus Hwass, 1792
- Species Conus carpenterianus (Gabb, 1865) accepted as Megasurcula carpenteriana (Gabb, 1865)
- Species Conus cashi Hendricks, 2015 †
- Species Conus castaneus Kiener, 1848
- Species Conus castrensis A. Gould, 1842 accepted as Conus thalassiarchus G. B. Sowerby I, 1834
- Species Conus castus Reeve, 1844 accepted as Conus daucus Hwass, 1792
- Species Conus catenatus G. B. Sowerby III, 1879 accepted as Conus granarius Kiener, 1847
- Species Conus catenatus G. B. Sowerby I, 1850 †
- Species Conus cathyae (Monnier, Limpalaër & Prugnaud, 2020)
- Species Conus catus Hwass, 1792
- Species Conus caumontii J. A. Eudes-Deslongchamps, 1849 †
- Species Conus cavailloni Fenaux, 1942 accepted as Conus keatii G. B. Sowerby II, 1858
- Species Conus caysalensis L. Raybaudi & Prati, 1994
- Species Conus cazioti Mayer-Eymar, 1891 †
- Species Conus cebuensis Wils, 1990
- Species Conus cebuganus da Motta & R. Martin, 1982 accepted as Conus australis Holten, 1802
- Species Conus cecilei Kiener, 1847 accepted as Conus furvus Reeve, 1843
- Species Conus ceciliae Crosse, 1859 accepted as Conus capitaneus Linnaeus, 1758
- Species Conus cedonulli Linnaeus, 1767
- Species Conus centurio Born, 1778 accepted as Conasprella centurio (Born, 1778)
- Species Conus cepasi Trovão, 1975
- Species Conus cercadensis Maury, 1917 † accepted as Conasprella cercadensis (Maury, 1917) †
- Species Conus cerinus Reeve, 1848 accepted as Conus boeticus Reeve, 1844
- Species Conus cernicus H. Adams, 1869 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus cernohorskyi da Motta, 1983 accepted as Pionoconus metcalfii (Reeve, 1843)
- Species Conus ceruttii Cargile, 1997
- Species Conus cervus Lamarck, 1822
- Species Conus cervus Lamarck, 1822, sensu G. B. Sowerby I, 1838 accepted as Conus cuvieri Crosse, 1858
- Species Conus ceylanensis Hwass, 1792
- Species Conus ceylonicus Reeve, 1849 accepted as Conus zeylanicus Gmelin, 1791
- Species Conus ceylonicus G. B. Sowerby II, 1857 accepted as Conus zeylanicus Gmelin, 1791
- Species Conus ceylonicus G. Nevill & H. Nevill, 1875 accepted as Conus ceylanensis Hwass, 1792
- Species Conus chaldaeus (Röding, 1798)
- Species Conus characteristicus Dillwyn, 1817 accepted as Conus caracteristicus Fischer von Waldheim, 1807
- Species Conus charigi Ladd, 1982 †
- Species Conus chemnitzii Dillwyn, 1817 accepted as Conus rattus Hwass, 1792
- Species Conus chenui Crosse, 1857 accepted as Conus ferrugineus Hwass, 1792
- Species Conus cheribonensis K. Martin, 1895 †
- Species Conus chersoideus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus chiangi (M. Azuma, 1972)
- Species Conus chiapponorum Lorenz, 2004
- Species Conus chindeensis (Monnier, Prugnaud & Limpalaër, 2021)
- Species Conus chinensis (Röding, 1798)
- Species Conus chinoi Shikama, 1970 accepted as Conus distans Hwass, 1792
- Species Conus chipolanus Dall, 1896 †
- Species Conus cholmondeleyi Melvill, 1900 accepted as Conus textile Linnaeus, 1758
- Species Conus chrisclarkeae (Lorenz, 2024)
- Species Conus chrysocestus S. S. Berry, 1968 accepted as Conus xanthicus Dall, 1910
- Species Conus chusaki da Motta, 1978 accepted as Conus floridus G. B. Sowerby II, 1858
- Species Conus chytreus Tryon, 1884
- Species Conus cibielii Kiener, 1849 accepted as Conus gladiator Broderip, 1833
- Species Conus cidaris Kiener, 1846 accepted as Conus magellanicus Hwass, 1792
- Species Conus ciderryi da Motta, 1985
- Species Conus cinctus Swainson, 1822 accepted as Conus circumactus Iredale, 1929
- Species Conus cinctus Valenciennes, 1832 accepted as Conasprella emarginata (Reeve, 1844)
- Species Conus cinctus Bosc, 1801 accepted as Conus ventricosus Gmelin, 1791
- Species Conus cinctus Link, 1807
- Species Conus cinereus Hwass, 1792
- Species Conus cinereus Schröter, 1803
- Species Conus cingillus T. Brown, 1838 †
- Species Conus cingulatus G. B. Sowerby I, 1825 accepted as Conus adamsonii Broderip, 1836
- Species Conus cingulatus Lamarck, 1810
- Species Conus cingulum Gmelin, 1791 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus circae G. B. Sowerby II, 1858
- Species Conus circumactus Iredale, 1929 accepted as Conus litoglyphus Hwass, 1792
- Species Conus circumcisus Born, 1778
- Species Conus circumclausus Fenaux, 1942 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus circumsignatus Crosse, 1865 accepted as Conus floccatus G. B. Sowerby I, 1841
- Species Conus citrinus Gmelin, 1791 accepted as Conus regius Gmelin, 1791
- Species Conus citrinus Kiener, 1846 accepted as Conus cocceus Reeve, 1844
- Species Conus clanculus Mayer-Eymar, 1891 †
- Species Conus clandestinatous Shikama, 1979 accepted as Conus voluminalis Reeve, 1843
- Species Conus clandestinus Dillwyn, 1817
- Species Conus clandestinus Reeve, 1849
- Species Conus clandestinus Shikama, 1979 accepted as Conus shikamai Coomans, Moolenbeek & Wils, 1985
- Species Conus clarki Rehder & Abbott, 1951 accepted as Conasprella armiger (Crosse, 1858)
- Species Conus clarus E. A. Smith, 1881
- Species Conus classarius Hwass, 1792
- Species Conus classiarius Hwass, 1792
- Species Conus claudiae M. Tenorio & Afonso, 2004 accepted as Conus galeao Rolán, 1990
- Species Conus clavatulus A. d'Orbigny, 1852 †
- Species Conus clavus Linnaeus, 1758
- Species Conus clenchi E. A. Martins, 1945 accepted as Conus lemniscatus Reeve, 1849
- Species Conus clerii Reeve, 1844
- Species Conus climax Tomlin, 1937 †
- Species Conus clodianus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus cloveri Walls, 1978
- Species Conus clytospira Melvill & Standen, 1899 accepted as Conus milneedwardsi clytospira Melvill & Standen, 1899
- Species Conus cocceus Reeve, 1844
- Species Conus coccineus Gmelin, 1791
- Species Conus coelebs Hinds, 1843 accepted as Conus terebra Born, 1778
- Species Conus coelinae Crosse, 1858
- Species Conus coerulescens Schröter, 1803 accepted as Conus ermineus Born, 1778
- Species Conus coffeae Gmelin, 1791
- Species Conus coffeebayensis (S. G. Veldsman, 2023)
- Species Conus coletteae (Petuch, 2013) accepted as Conasprella roberti (Richard, 2009)
- Species Conus collisus Reeve, 1849
- Species Conus colmani Röckel & Korn, 1990
- Species Conus colombi (Monnier & Limpalaër, 2012)
- Species Conus colombianus Petuch, 1987
- Species Conus colorovariegatus Kosuge, 1981 accepted as Conus neptunus Reeve, 1843
- Species Conus coltrorum (Petuch & R. F. Myers, 2014)
- Species Conus colubrinus Lamarck, 1810 accepted as Conus pennaceus Born, 1778
- Species Conus columba Hwass, 1792 accepted as Conasprella puncticulata columba (Hwass, 1792)
- Species Conus columbianus Petuch, 1987
- Species Conus comatosa Pilsbry, 1904 accepted as Conasprella comatosa (Pilsbry, 1904)
- Species Conus comatosaeformis Yokoyama, 1928 †
- Species Conus commodus A. Adams, 1854
- Species Conus communis Swainson, 1840 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus complanatus G. B. Sowerby II, 1866 accepted as Conus victoriae Reeve, 1843
- Species Conus complicatus Tate, 1890 †
- Species Conus compressus G. B. Sowerby II, 1866
- Species Conus comptus A. Adams, 1854 accepted as Conus papilliferus G. B. Sowerby I, 1834
- Species Conus comptus A. Gould, 1853 accepted as Conus purpurascens G. B. Sowerby I, 1833
- Species Conus concatenatus Kiener, 1850 accepted as Conus textile Linnaeus, 1758
- Species Conus concavitectum A. P. Brown & Pilsbry, 1911 † accepted as Conus molis A. P. Brown & Pilsbry, 1911 †
- Species Conus concavus Lyell & G. B. Sowerby II, 1840 †
- Species Conus concinnulus Crosse, 1858 accepted as Parametaria dupontii (Kiener, 1846)
- Species Conus concinnus Broderip, 1833 accepted as Parametaria dupontii (Kiener, 1846)
- Species Conus concinnus G. B. Sowerby II, 1866 accepted as Conus biliosus (Röding, 1798)
- Species Conus conco Puillandre, Stöcklin, Favreau, Bianchi, Perret, Rivasseau, Limpalaër, Monnier & Bouchet, 2015
- Species Conus concolor G. B. Sowerby I, 1841 accepted as Conus hyaena concolor G. B. Sowerby I, 1841
- Species Conus condei (Afonso & M. Tenorio, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus condensus G. B. Sowerby II, 1866 accepted as Conus canonicus Hwass, 1792
- Species Conus conicomaculatus Sacco, 1893 †
- Species Conus connectens A. Adams, 1855 accepted as Conus daucus Hwass, 1792
- Species Conus conoponderosus Sacco, 1893 †
- Species Conus consanguineus E. A. Smith, 1880 accepted as Conus fergusoni G. B. Sowerby II, 1873
- Species Conus consobrinus G. B. Sowerby I, 1850 †
- Species Conus consors G. B. Sowerby I, 1833
- Species Conus conspersus Reeve, 1844
- Species Conus consul A. Boivin, 1864 accepted as Conus magus Linnaeus, 1758
- Species Conus contusus Reeve, 1848 accepted as Conus monachus Linnaeus, 1758
- Species Conus convexus P. Marshall, 1918 † accepted as Conus thorae H. J. Finlay, 1927 †
- Species Conus convexus G. F. Harris, 1897 †
- Species Conus convolutus G. B. Sowerby II, 1858 accepted as Conus omaria Hwass, 1792
- Species Conus cooki Brazier, 1870 accepted as Conus aplustre Reeve, 1843
- Species Conus corallinus Kiener, 1847
- Species Conus coralloides Perry, 1811
- Species Conus corbieri Blöcher, 1994
- Species Conus corbula G. B. Sowerby II, 1858 accepted as Conus textile Linnaeus, 1758
- Species Conus corculum J. De C. Sowerby, 1841 † accepted as Hemiconus scabriculus (Solander, 1766) †
- Species Conus cordigera G. B. Sowerby II, 1866
- Species Conus coriolisi Moolenbeek & Richard, 1995 accepted as Conasprella coriolisi (Moolenbeek & Richard, 1995)
- Species Conus coromandelicus E. A. Smith, 1894 accepted as Conasprella coromandelica (E. A. Smith, 1894)
- Species Conus coronatus Gmelin, 1791
- Species Conus coronatus Reeve, 1849 accepted as Pygmaeconus papalis (Weinkauff, 1875)
- Species Conus corrugatus G. B. Sowerby II, 1870 accepted as Conasprella jaspidea (Gmelin, 1791)
- Species Conus cosmetulus Cossmann, 1900 †
- Species Conus costatus Holten, 1802 accepted as Conus sulcatus Hwass, 1792
- Species Conus costatus Gmelin, 1791
- Species Conus costellatus Grateloup, 1835 †
- Species Conus costiger Cossmann, 1886 † accepted as Hemiconus costiger (Cossmann, 1886) †
- Species Conus couderti Bernardi, 1860 accepted as Conus erythraeensis Reeve, 1843
- Species Conus coxeni Brazier, 1875 accepted as Conus cyanostoma A. Adams, 1854
- Species Conus coxianus G. B. Sowerby III, 1895 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus crassus G. B. Sowerby II, 1858 accepted as Conus eburneus Hwass, 1792
- Species Conus crebrisulcatus G. B. Sowerby II, 1857 accepted as Conasprella jaspidea (Gmelin, 1791)
- Species Conus crenulatus Kiener, 1850 accepted as Conasprella armiger (Crosse, 1858)
- Species Conus crepusculum Reeve, 1844 accepted as Conus furvus Reeve, 1843
- Species Conus cresnensis Morlet, 1885 †
- Species Conus cretaceus Kiener, 1847 accepted as Conasprella mindana (Hwass, 1792)
- Species Conus cretheus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus crioulus M. Tenorio & Afonso, 2004 accepted as Conus maioensis Trovão, Rolán & Félix-Alves, 1990
- Species Conus crocatus Lamarck, 1810
- Species Conus croceus G. B. Sowerby I, 1833
- Species Conus croceus E. A. Smith, 1877 accepted as Conasprella hypochlorus (Tomlin, 1937)
- Species Conus crosnieri (M. Tenorio, Monnier & Puillandre, 2018)
- Species Conus crosseanus Bernardi, 1861 accepted as Conus marmoreus Linnaeus, 1758
- Species Conus crotchii Reeve, 1849
- Species Conus cumingii Reeve, 1848
- Species Conus cumingii Reeve, 1849 accepted as Conus virgatus Reeve, 1849
- Species Conus cuna Petuch, 1998
- Species Conus cuneatus G. B. Sowerby II, 1873 accepted as Conus malacanus Hwass, 1792
- Species Conus cuneiformis E. A. Smith, 1877 accepted as Conus inscriptus Reeve, 1843
- Species Conus cuneolus Reeve, 1843
- Species Conus curassaviensis Hwass, 1792
- Species Conus curralensis Rolán, 1986
- Species Conus cuspidatus Tate, 1890 †
- Species Conus cuvieri Crosse, 1858
- Species Conus cyanostoma A. Adams, 1854
- Species Conus cylindraceus Broderip & G. B. Sowerby I, 1830
- Species Conus cymbioides Monnier, M. Tenorio, Bouchet & Puillandre, 2018
- Species Conus daciae R. Hoernes & Auinger, 1879 †
- Species Conus dactylosus Kiener, 1847 accepted as Conus auricomus Hwass, 1792
- Species Conus dalli Stearns, 1873
- Species Conus dalli Toula, 1911 † accepted as Conasprella imitator (A. P. Brown & Pilsbry, 1911) †
- Species Conus damasoi T. Cossignani, 2007 accepted as Conasprella damasoi (T. Cossignani, 2007)
- Species Conus damianakisi Psarras, Merle & Koskeridou, 2022 †
- Species Conus damottai Trovão, 1979
- Species Conus dampierensis Filmer & Coomans, 1985
- Species Conus dangdami Thach, 2017
- Species Conus danieli Crosse, 1858 accepted as Conus algoensis G. B. Sowerby I, 1834
- Species Conus danilai Röckel & Korn, 1990
- Species Conus daphne A. Boivin, 1864
- Species Conus darkini Röckel, Korn & Richard, 1993
- Species Conus daucus Hwass, 1792
- Species Conus daullei Crosse, 1858
- Species Conus dautzenbergi Fenaux, 1942 accepted as Conus imperialis Linnaeus, 1758
- Species Conus davolii Psarras, Merle & Koskeridou, 2022 †
- Species Conus dayriti Röckel & da Motta, 1983
- Species Conus dealbatus A. Adams, 1854
- Species Conus debilis Fenaux, 1943 accepted as Conus auricomus Hwass, 1792
- Species Conus deburghiae G. B. Sowerby II, 1857 accepted as Conus nocturnus [Lightfoot], 1786
- Species Conus decollatus K. Martin, 1884 †
- Species Conus decoratus Röckel, Rolán & A. Monteiro, 1980
- Species Conus decrepitus Kiener, 1847 accepted as Conus cocceus Reeve, 1844
- Species Conus decussatus Deshayes, 1823 †
- Species Conus dedonderi (Goethaels & D. Monsecour, 2013)
- Species Conus defrancii Deshayes, 1865 † accepted as Hemiconus defrancii (Deshayes, 1865) †
- Species Conus delanoyae Trovão, 1979
- Species Conus delanoyi Trovão, 1979 accepted as Conus delanoyae Trovão, 1979
- Species Conus delessertii Récluz, 1843 accepted as Conasprella delessertii (Récluz, 1843)
- Species Conus delicatus Schepman, 1913 accepted as Conasprella aculeiformis (Reeve, 1844)
- Species Conus dellabellai Pavia, 2022 †
- Species Conus delucai Coltro, 2004 accepted as Conasprella delucai (Coltro, 2004)
- Species Conus deluvianus Green, 1830 †
- Species Conus demiurgus Dall, 1896 †
- Species Conus denizi (Afonso & M. Tenorio, 2011)
- Species Conus dennanti Tate, 1892 †
- Species Conus dentatus Schröter, 1803 accepted as Conoelix punctatus Swainson, 1821
- Species Conus deperditus Suter, 1917 † accepted as Conilithes suteri (Cossmann, 1918) †
- Species Conus deperditus Bruguière, 1792 †
- Species Conus deprehendens Prelle, 2009 accepted as Conus betulinus Linnaeus, 1758
- Species Conus deprinsi Thach, 2020
- Species Conus derelictus Deshayes, 1865 † accepted as Eoconus derelictus (Deshayes, 1865) †
- Species Conus derrubado Rolán & F. Fernandes, 1990 accepted as Conus damottai Trovão, 1979
- Species Conus deshayesii Reeve, 1843 accepted as Conus cuvieri Crosse, 1858
- Species Conus desidiosus A. Adams, 1854
- Species Conus desiradensis Rabiller & Richard, 2019
- Species Conus desmotus Tomlin, 1937 accepted as Conus granarius Kiener, 1847
- Species Conus devorsinei (Petuch, Berschauer & Poremski, 2015)
- Species Conus deynzerorum Petuch, 1995
- Species Conus diadema G. B. Sowerby I, 1834
- Species Conus diannae (T. Cossignani, Allary & P. G. Stimpson, 2022)
- Species Conus dianthus G. B. Sowerby III, 1882
- Species Conus dictator Melvill, 1898 accepted as Conasprella dictator (Melvill, 1898)
- Species Conus diegoi (T. Cossignani, 2014) accepted as Conus damottai Trovão, 1979
- Species Conus dieteri Moolenbeek, Zandbergen & Bouchet, 2008 accepted as Conasprella dieteri (Moolenbeek, Zandbergen & Bouchet, 2008)
- Species Conus dilectus A. Gould, 1850 accepted as Conus textile Linnaeus, 1758
- Species Conus dillwynii Reeve, 1849 accepted as Conus erythraeensis Reeve, 1843
- Species Conus diminutus Trovão & Rolán, 1986
- Species Conus dingleanus Beets, 1984 †
- Species Conus discors Michelotti, 1847 †
- Species Conus discrepans G. B. Sowerby I, 1833 accepted as Conus catus Hwass, 1792
- Species Conus disjunctus Deshayes, 1865 † accepted as Hemiconus disjunctus (Deshayes, 1865) †
- Species Conus dispar G. B. Sowerby I, 1833
- Species Conus distans Hwass, 1792
- Species Conus diversiformis Deshayes, 1835 † accepted as Eoconus diversiformis (Deshayes, 1835) †
- Species Conus djarianensis K. Martin, 1895 †
- Species Conus docensis (T. Cossignani & Fiadeiro, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus dolium A. Boivin, 1864 accepted as Conus pica A. Adams & Reeve, 1848
- Species Conus domingensis G. B. Sowerby I, 1850 †
- Species Conus dominicanus Hwass, 1792
- Species Conus dondani Kosuge, 1981 accepted as Profundiconus dondani (Kosuge, 1981)
- Species Conus donnae Petuch, 1998
- Species Conus dorbignyi Audouin, 1828
- Species Conus dormitor Solander, 1766 † accepted as Conorbis dormitor (Solander, 1766) †
- Species Conus dormitor Pilsbry, 1904 † accepted as Conasprella comatosa (Pilsbry, 1904)
- Species Conus dorotheae Monnier & Limpalaër, 2010
- Species Conus dorreensis F. Péron, 1807
- Species Conus douvillei Fenaux, 1942 accepted as Conus imperialis Linnaeus, 1758
- Species Conus drangai Schwengel, 1955 accepted as Conus orion Broderip, 1833
- Species Conus ducphuongi Thach, 2017
- Species Conus duffyi Petuch, 1992
- Species Conus dujardini Deshayes, 1845 † accepted as Conilithes exaltatus (Eichwald, 1830) †
- Species Conus duplicatus G. B. Sowerby I, 1823 accepted as Conus australis Holten, 1802
- Species Conus dupontii Kiener, 1846 accepted as Parametaria dupontii (Kiener, 1846)
- Species Conus dusaveli (H. Adams, 1872)
- Species Conus duvali Bernardi, 1862 accepted as Conasprella pusio (Hwass, 1792)
- Species Conus dux Hwass, 1792 accepted as Conus circumcisus Born, 1778
- Species Conus dux (Röding, 1798) accepted as Conus maldivus Hwass, 1792
- Species Conus easoni (Petuch & Berschauer, 2018) accepted as Conus catus f. easoni (Petuch & Berschauer, 2018)
- Species Conus ebraeus Linnaeus, 1758
- Species Conus eburneus Hwass, 1792
- Species Conus echinophilus (Petuch, 1975)
- Species Conus echinulatus Kiener, 1848 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus echo Lauer, 1989
- Species Conus edaphus Dall, 1910
- Species Conus edentulus Reeve, 1844 accepted as Mitra (Dibaphus) edentula Swainson, 1823
- Species Conus ednae (Petuch, 2013)
- Species Conus eduardi Delsaerdt, 1997
- Species Conus edwardi Preston, 1908 accepted as Conus zonatus Hwass, 1792
- Species Conus edwardpauli Petuch, 1998
- Species Conus egregius G. B. Sowerby III, 1914 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus elatus Michelotti, 1847 †
- Species Conus eldredi J. P. E. Morrison, 1955
- Species Conus elegans G. B. Sowerby III, 1895 accepted as Conasprella elegans (G. B. Sowerby III, 1895)
- Species Conus elegans Schepman, 1913 accepted as Conasprella saecularis (Melvill, 1898)
- Species Conus eleutheraensis (Petuch, 2013)
- Species Conus elisae Kiener, 1846 accepted as Conus pennaceus Born, 1778
- Species Conus elokismenos Kilburn, 1975 accepted as Conasprella elokismenos (Kilburn, 1975)
- Species Conus elongatus Reeve, 1843 accepted as Conus moreleti Crosse, 1858
- Species Conus elongatus Holten, 1802
- Species Conus elongatus Borson, 1820 † accepted as Conus elatus Michelotti, 1847 †
- Species Conus elventinus Duclos, 1833 accepted as Conasprella mindana (Hwass, 1792)
- Species Conus emaciatus Reeve, 1849
- Species Conus emarginatus Reeve, 1844 accepted as Conasprella emarginata (Reeve, 1844)
- Species Conus emersoni G. D. Hanna, 1963 accepted as Profundiconus emersoni (G. D. Hanna, 1963)
- Species Conus empressae Lorenz, 2001
- Species Conus encaustus Kiener, 1845
- Species Conus epaphus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus epaticus Renier, 1804 accepted as Conus ventricosus Gmelin, 1791
- Species Conus epiensis Abrard, 1947 †
- Species Conus episcopatus da Motta, 1982
- Species Conus episcopus Hwass, 1792
- Species Conus epistomioides Weinkauff, 1875 accepted as Conus magus Linnaeus, 1758
- Species Conus epistomium Reeve, 1844
- Species Conus eques Hwass, 1792 accepted as Conus ermineus Born, 1778
- Species Conus equiminaensis Schönherr, 2018
- Species Conus erbi Haanstra & Spiker, 1932 †
- Species Conus ericmonnieri (Petuch & R. F. Myers, 2014) accepted as Conasprella ericmonnieri (Petuch & R. F. Myers, 2014)
- Species Conus ermineus Born, 1778
- Species Conus ernesti Petuch, 1990
- Species Conus ernestojavieri (Poppe & Tagaro, 2023)
- Species Conus errosus Renier, 1804 accepted as Conus ventricosus Gmelin, 1791
- Species Conus erythraeensis Reeve, 1843
- Species Conus erythraeozonatus Barros e Cunha, 1933 accepted as Conus flavidus Lamarck, 1810
- Species Conus eschewegi Pereira da Costa, 1866 †
- Species Conus escondidai Poppe & Tagaro, 2005
- Species Conus espingueirensis (T. Cossignani & Fiadeiro, 2017)
- Species Conus estellae T. Cossignani, 2020 accepted as Cylinder textile (Linnaeus, 1758)
- Species Conus estivali Moolenbeek & Richard, 1995 accepted as Profundiconus estivali (Moolenbeek & Richard, 1995)
- Species Conus eszterhazyi K. Papp, 1897 †
- Species Conus eucoronatus G. B. Sowerby III, 1903 accepted as Conasprella eucoronata (G. B. Sowerby III, 1903)
- Species Conus euetrios G. B. Sowerby III, 1882 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus eugrammatus Bartsch & Rehder, 1943 accepted as Conasprella eugrammata (Bartsch & Rehder, 1943)
- Species Conus eumitus Tomlin, 1926 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus euschemon Tomlin, 1937 accepted as Conus timorensis Hwass, 1792
- Species Conus eusebioi Schönherr, 2018
- Species Conus evansi Bondarev, 2001
- Species Conus evelynae G. B. Sowerby III, 1882 accepted as Conus gladiator Broderip, 1833
- Species Conus evergladesensis Petuch, 1991 † accepted as Calusaconus evergladesensis (Petuch, 1991) †
- Species Conus eversoni Petuch, 1987
- Species Conus everwijni K. Martin, 1883 †
- Species Conus evorai A. Monteiro, C. Fernandes & Rolán, 1995 accepted as Conus crotchii Reeve, 1849
- Species Conus exaltatus Eichwald, 1830 † accepted as Conilithes exaltatus (Eichwald, 1830) †
- Species Conus exaratus Reeve, 1844 accepted as Conus cinereus Hwass, 1792
- Species Conus excavatus G. B. Sowerby II, 1866 accepted as Conus fumigatus Hwass, 1792
- Species Conus excelsus G. B. Sowerby III, 1908
- Species Conus exdeshayesi Sacco, 1893 accepted as Conus cuvieri Crosse, 1858
- Species Conus exiguus Lamarck, 1810
- Species Conus exiguus Eichwald, 1830 † accepted as Conilithes eichwaldi Harzhauser & Landau, 2016 †
- Species Conus eximius Reeve, 1849
- Species Conus explorator Vink, 1990
- Species Conus exquisitus G. B. Sowerby III, 1887 accepted as Conus cardinalis Hwass, 1792
- Species Conus extensus M. Hörnes, 1851 †
- Species Conus extenuatus Tate, 1890 † accepted as Conasprella extenuata (Tate, 1890) †
- Species Conus exumaensis (Petuch, 2013) accepted as Conasprella exumaensis (Petuch, 2013)
- Species Conus fabula G. B. Sowerby I, 1833 accepted as Conus coffeae Gmelin, 1791
- Species Conus falloti Mayer-Eymar, 1891 †
- Species Conus fantasmalis Rolán, 1990 accepted as Conus fuscoflavus Röckel, Rolán & A. Monteiro, 1980
- Species Conus fasciatus A. Adams, 1854 accepted as Conus attenuatus Reeve, 1844
- Species Conus fasciatus Perry, 1811 accepted as Conus genuanus Linnaeus, 1758
- Species Conus fasciatus G. B. Sowerby II, 1858 accepted as Conus ochroleucus Gmelin, 1791
- Species Conus fasciatus Kiener, 1850 accepted as Conus splendidulus G. B. Sowerby I, 1833
- Species Conus fasciatus Schröter, 1803
- Species Conus fasciatus K. Martin, 1884 † accepted as Leptoconus jocus Finlay, 1927 †
- Species Conus feliciae (Berschauer & Petuch, 2022) accepted as Conus gloriamaris Chemnitz, 1777
- Species Conus felinus Link, 1807 accepted as Conus spectrum Linnaeus, 1758
- Species Conus felitae Rolán, 1990
- Species Conus felix Fenzan, 2012
- Species Conus fenestratus K. Martin, 1884 †
- Species Conus fennemai Schepman, 1907 †
- Species Conus fenzani (Petuch & Sargent, 2011) accepted as Conasprella fenzani (Petuch & Sargent, 2011)
- Species Conus fergusoni G. B. Sowerby II, 1873
- Species Conus fernandesi M. Tenorio, Afonso & Rolán, 2008
- Species Conus ferrugatus G. B. Sowerby I, 1834 accepted as Conus monilifer Broderip, 1833
- Species Conus ferrugineus Hwass, 1792
- Species Conus feruginosus Mawe, 1823
- Species Conus festivus Dillwyn, 1817 accepted as Conus pertusus Hwass, 1792
- Species Conus fiadeiroi (M. Tenorio, Afonso, R. Cunha & Rolán, 2014) accepted as Conus crotchii Reeve, 1849
- Species Conus figulinus Linnaeus, 1758
- Species Conus fijiensis Moolenbeek, Röckel & Bouchet, 2008 accepted as Conasprella fijiensis (Moolenbeek, Röckel & Bouchet, 2008)
- Species Conus fijisulcatus Moolenbeek, Röckel & Bouchet, 2008
- Species Conus filamentosus Reeve, 1849 accepted as Conus spectrum Linnaeus, 1758
- Species Conus filicinctus Schepman, 1913 accepted as Conus voluminalis Reeve, 1843
- Species Conus filmeri Rolán & Röckel, 2000
- Species Conus finkli Petuch, 1987 accepted as Conus cancellatus finkli Petuch, 1987
- Species Conus fischoederi Röckel & da Motta, 1983
- Species Conus flamingo Petuch, 1980
- Species Conus flammeacolor Petuch, 1992
- Species Conus flammeus Lamarck, 1810 accepted as Conus spurius lorenzianus Dillwyn, 1817
- Species Conus flavescens G. B. Sowerby I, 1834
- Species Conus flavidus Lamarck, 1810
- Species Conus flavocinctus Link, 1807
- Species Conus flavus Röckel, 1985
- Species Conus flavusalbus Rolán & Röckel, 2000
- Species Conus fletcheri Petuch & Mendenhall, 1972 accepted as Conus pergrandis (Iredale, 1937)
- Species Conus flindersi Brazier, 1898 accepted as Conus anemone Lamarck, 1810
- Species Conus floccatus G. B. Sowerby I, 1841
- Species Conus floridanus Gabb, 1869 accepted as Conus anabathrum Crosse, 1865
- Species Conus floridensis G. B. Sowerby II, 1870 accepted as Conus floridanus f. floridensis G. B. Sowerby II, 1870
- Species Conus floridulus A. Adams & Reeve, 1848
- Species Conus floridus G. B. Sowerby II, 1858
- Species Conus fluctifer Dillwyn, 1817 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus fluviamaris (Petuch & Sargent, 2011) accepted as Conasprella fluviamaris (Petuch & Sargent, 2011)
- Species Conus fonsecai (Petuch & Berschauer, 2016)
- Species Conus fontonae Rolán & Trovão, 1990 accepted as Conus cuneolus Reeve, 1843
- Species Conus fortdauphinensis (Bozzetti, 2015) accepted as Conus praelatus Hwass, 1792
- Species Conus fortis Renier, 1804 accepted as Conus ventricosus Gmelin, 1791
- Species Conus fosteri Clench & Aguayo, 1942
- Species Conus fragilissimus Petuch, 1979
- Species Conus franciscanus Hwass, 1792
- Species Conus franciscoi Rolán & Röckel, 2000
- Species Conus franklinae Hendricks, 2015 †
- Species Conus fraserorum (Lorenz, 2020)
- Species Conus frauenfeldi Crosse, 1865 accepted as Conus furvus Reeve, 1843
- Species Conus frausseni M. Tenorio & Poppe, 2004 accepted as Profundiconus frausseni (M. Tenorio & Poppe, 2004)
- Species Conus freitasi (M. Tenorio, Afonso, Rolán, Pires, Vasconcelos, Abalde & Zardoya, 2018)
- Species Conus friedae (da Motta, 1991)
- Species Conus frigidus Reeve, 1848
- Species Conus frisbeyae Clench & Pulley, 1952 accepted as Conasprella armiger (Crosse, 1858)
- Species Conus fritillaria Lichtenstein, 1794
- Species Conus frostianus Brazier, 1898 accepted as Conus monachus Linnaeus, 1758
- Species Conus fucatus Reeve, 1849 accepted as Conus magus Linnaeus, 1758
- Species Conus fuerteventurensis Vera-Peláez & Martín-González, 2018 †
- Species Conus fulgetrum G. B. Sowerby I, 1834
- Species Conus fulgurans Hwass, 1792 accepted as Conus fulmineus Gmelin, 1791
- Species Conus fulmen Reeve, 1843
- Species Conus fulminans Bronn, 1831 †
- Species Conus fulmineus Gmelin, 1791
- Species Conus fultoni G. B. Sowerby III, 1887 accepted as Conus boeticus Reeve, 1844
- Species Conus fulvobullatus da Motta, 1982 accepted as Conus magus Linnaeus, 1758
- Species Conus fulvocinctus Crosse, 1872 accepted as Conus fergusoni G. B. Sowerby II, 1873
- Species Conus fulvostriatus Fenaux, 1942 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus fulvus Fenaux, 1943 accepted as Conus flavescens G. B. Sowerby I, 1834
- Species Conus fulvus G. B. Sowerby III, 1889 accepted as Conus tinianus Hwass, 1792
- Species Conus fulvus Schröter, 1803
- Species Conus fumigatus Hwass, 1792
- Species Conus furnae Rolán, 1990
- Species Conus furvoides Gabb, 1873 †
- Species Conus furvus Reeve, 1843
- Species Conus fuscatus Born, 1778
- Species Conus fuscocingulatus M. Hörnes, 1851 †
- Species Conus fuscoflavus Röckel, Rolán & A. Monteiro, 1980
- Species Conus fuscolineatus G. B. Sowerby III, 1905
- Species Conus fuscomaculatus E. A. Smith, 1877 accepted as Conus stramineus Lamarck, 1810
- Species Conus fusellinus Suter, 1917 †
- Species Conus fusiformis Pease, 1861 accepted as Conus parvus Pease, 1868
- Species Conus fusiformis Lamarck, 1810 accepted as Conus compressus G. B. Sowerby II, 1866
- Species Conus fusiformis Fischer von Waldheim, 1807 accepted as Conus glans Hwass, 1792
- Species Conus fustigatus Hwass, 1792 accepted as Conus pulicarius Hwass, 1792
- Species Conus fusus Gmelin, 1791 accepted as Conus terebra Born, 1778
- Species Conus gabelishi da Motta & Ninomiya, 1982
- Species Conus gabrielae Rolán & Röckel, 2000 accepted as Conus negroides Kaicher, 1977
- Species Conus gabrielii Kiener, 1846 accepted as Conus cinereus Hwass, 1792
- Species Conus gabryae Korn & Röckel, 1992
- Species Conus gadesi Espinosa & Ortea, 2005 accepted as Conus regius Gmelin, 1791
- Species Conus galeao Rolán, 1990
- Species Conus galeyi Monnier, M. Tenorio, Bouchet & Puillandre, 2018
- Species Conus gallicus Mayer-Eymar, 1891 †
- Species Conus galloprovincialis Locard, 1886 accepted as Conus ventricosus Gmelin, 1791
- Species Conus gambiensis (Petuch & Berschauer, 2018) accepted as Conus guinaicus Hwass, 1792
- Species Conus garciai da Motta, 1982
- Species Conus garrisoni Hendricks, 2015 †
- Species Conus garywilsoni Lorenz & H. Morrison, 2004
- Species Conus gastaldii Michelotti, 1847 †
- Species Conus gattegnoi Poppe & Tagaro, 2017 accepted as Conasprella gattegnoi (Poppe & Tagaro, 2017)
- Species Conus gauguini Richard & B. Salvat, 1973
- Species Conus gaza C. W. Johnson & Pilsbry, 1911 † accepted as Conus multiliratus Böse, 1906 †
- Species Conus geeraertsi Poppe & Tagaro, 2017 accepted as Conasprella geeraertsi (Poppe & Tagaro, 2017)
- Species Conus gembacanus K. Martin, 1884 †
- Species Conus gemmulatus G. B. Sowerby II, 1870 accepted as Conus acutangulus Lamarck, 1810
- Species Conus generalis Linnaeus, 1767
- Species Conus genuanus Linnaeus, 1758
- Species Conus geographus Linnaeus, 1758
- Variety Conus geographus var. rosea G. B. Sowerby I, 1833 accepted as Conus eldredi J. P. E. Morrison, 1955
- Species Conus gerthi Pannekoek, 1936 †
- Species Conus gibsonsmithorum Petuch, 1986
- Species Conus giganteus Münster, 1841 † accepted as Gisortia gigantea (Münster, 1841) †
- Species Conus gigas Fischer von Waldheim, 1807 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus gigasulcatus Moolenbeek, Röckel & Bouchet, 2008
- Species Conus gilberti (Bozzetti, 2012) accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus gilchristi G. B. Sowerby III, 1903 accepted as Conus natalis G. B. Sowerby II, 1858
- Species Conus gilvus Reeve, 1849
- Species Conus giorossii Bozzetti, 2005
- Species Conus girondicus Peyrot, 1931 †
- Species Conus gisellelieae (J. Parsons, Abbas & Lie, 2020)
- Species Conus gladiator Broderip, 1833
- Species Conus glans Hwass, 1792
- Species Conus glaucescens G. B. Sowerby I, 1834 accepted as Conus ventricosus Gmelin, 1791
- Species Conus glaucus Linnaeus, 1758
- Species Conus glenni Petuch, 1993
- Species Conus glicksteini Petuch, 1987
- Species Conus gloria Bosc, 1801 accepted as Conus gloriamaris Chemnitz, 1777
- Species Conus gloriakiiensis Kuroda & Itô, 1961
- Species Conus glorialita Olivera & Espino, 2022
- Species Conus gloriamaris Chemnitz, 1777
- Species Conus gloriamaris Perry, 1810 accepted as Conus textile Linnaeus, 1758
- Species Conus glorioceanus Poppe & Tagaro, 2009
- Species Conus gloynei G. B. Sowerby III, 1881 accepted as Conus gladiator Broderip, 1833
- Species Conus goajira Petuch, 1992
- Species Conus gondwanensis Röckel & Moolenbeek, 1995
- Species Conus gonsaloi (Afonso & M. Tenorio, 2014)
- Species Conus gordyi Röckel & Bondarev, 2000 accepted as Conasprella gordyi (Röckel & Bondarev, 2000)
- Species Conus goudeyi (Monnier & Limpalaër, 2012)
- Species Conus gouldi Hendricks, 2015 †
- Species Conus gracianus da Motta & Blöcher, 1982
- Species Conus gracilis G. B. Sowerby I, 1823 accepted as Conus australis Holten, 1802
- Species Conus gracilis G. B. Sowerby III, 1875 accepted as Conasprella hopwoodi (Tomlin, 1936)
- Species Conus gracilis W. Wood, 1828 accepted as Conus timorensis Hwass, 1792
- Species Conus gracilispira O. Boettger, 1875 †
- Species Conus gracilissimus Guppy, 1866 †
- Species Conus gradatulus Weinkauff, 1875
- Species Conus gradatus W. Wood, 1828
- Species Conus gradatus Reeve, 1843 accepted as Conus scalarissimus da Motta, 1988
- Species Conus gradatus Mawe, 1823
- Species Conus grahami Röckel, Cosel & Burnay, 1980
- Species Conus granarius Kiener, 1847
- Species Conus granatinus Deshayes, 1865 † accepted as Hemiconus granatinus (Deshayes, 1865) †
- Species Conus grandis G. B. Sowerby I, 1823 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus grangeri G. B. Sowerby III, 1900
- Species Conus granifer Reeve, 1849 accepted as Conus furvus Reeve, 1843
- Species Conus granozonatus Guppy, 1866 † accepted as Conus consobrinus G. B. Sowerby I, 1850 †
- Species Conus granularis Borson, 1820 † accepted as Hemiconus granularis (Borson, 1820) †
- Species Conus granulatocinctus Mayer-Eymar, 1891 † accepted as Hemiconus granularis (Borson, 1820) †
- Species Conus granulatus Linnaeus, 1758
- Species Conus granuliferus Grateloup, 1835 † accepted as Hemiconus granularis (Borson, 1820) †
- Species Conus granum Röckel & Fischöder, 1985
- Species Conus gratacapii Pilsbry, 1904
- Species Conus grayi Reeve, 1844 accepted as Conus ermineus Born, 1778
- Species Conus grenadensis Hwass, 1792 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus griseus Kiener, 1846 accepted as Conus ambiguus Reeve, 1844
- Species Conus grohi M. Tenorio & Poppe, 2004 accepted as Conasprella grohi (M. Tenorio & Poppe, 2004)
- Species Conus grondini Larue, 1995 accepted as Conus moluccensis Küster, 1838
- Species Conus grossii Maravigna, 1853 accepted as Conus ventricosus Gmelin, 1791
- Species Conus grueneri Reeve, 1844 accepted as Conus litteratus Linnaeus, 1758
- Species Conus guanahacabibensis Espinosa & Ortea, 2016
- Species Conus guanche Lauer, 1993
- Species Conus guarapari (Crabos, Pomponet, Queiroz & L. Passos, 2022)
- Species Conus gubba Kiener, 1848 accepted as Conus cinereus Hwass, 1792
- Species Conus gubernator Hwass, 1792
- Species Conus guestieri Lorois, 1860 accepted as Conus ventricosus Gmelin, 1791
- Species Conus guidopoppei G. Raybaudi Massilia, 2005 accepted as Conasprella guidopoppei (G. Raybaudi Massilia, 2005)
- Species Conus guienensis Schröter, 1803
- Species Conus guinaicus Hwass, 1792
- Species Conus gulemani Erünal-Erentöz, 1958 †
- Species Conus guttatus Kiener, 1848 accepted as Conus lineopunctatus Kaicher, 1977
- Species Conus guyanensis Van Mol, 1973 accepted as Conasprella bajanensis (Nowell-Usticke, 1968)
- Species Conus habui T. C. Lan, 2002 accepted as Conus samiae da Motta, 1982
- Species Conus haitensis G. B. Sowerby I, 1850 † accepted as Conus haytensis G. B. Sowerby I, 1850 †
- Species Conus halitropus Bartsch & Rehder, 1943 accepted as Conus obscurus G. B. Sowerby I, 1833
- Species Conus halli da Motta, 1983 accepted as Conus hyaena Hwass, 1792
- Species Conus hamamotoi Yoshiba & Koyama, 1984
- Species Conus hamanni Fainzilber & Mienis, 1986
- Species Conus hamilli Crosse, 1858 accepted as Conus erythraeensis Reeve, 1843
- Species Conus hamiltonensis Tate, 1890 † accepted as Conasprella hamiltonensis (Tate, 1890) †
- Species Conus hammatus Bartsch & Rehder, 1943 accepted as Conus circumactus Iredale, 1929
- Species Conus hanleyi G. B. Sowerby II, 1857 accepted as Conus ventricosus Gmelin, 1791
- Species Conus hanshassi (Lorenz & Barbier, 2012)
- Species Conus harasewychi Petuch, 1987
- Species Conus hardi K. Martin, 1879 †
- Species Conus harlandi Petuch, 1987
- Species Conus harrisi Olsson, 1922 † accepted as Conasprella burckhardti (Böse, 1906) †
- Species Conus harveyensis Mansfield, 1930 †
- Species Conus haueri M. Hörnes, 1851 † accepted as Conus elatus Michelotti, 1847 †
- Species Conus havanensis Aguayo & Pérez Farfante, 1947
- Species Conus hawaiensis Kaicher, 1956 accepted as Conus suturatus Reeve, 1844
- Species Conus hayesi Korn, 2000 accepted as Conus brianhayesi Korn, 2001
- Species Conus haytensis G. B. Sowerby I, 1850 †
- Species Conus hazinorum (Petuch & R. F. Myers, 2014)
- Species Conus hedgesi G. B. Sowerby III, 1913 accepted as Conus iodostoma Reeve, 1843
- Species Conus helgae Blöcher, 1992
- Species Conus helladicus Psarras, Koskeridou & Merle, 2021 †
- Species Conus henckesi Coltro, 2004 accepted as Conasprella henckesi (Coltro, 2004)
- Species Conus hendersoni Marwick, 1931 †
- Species Conus hendricksi (Harzhauser & Landau, 2016) †
- Species Conus hennequini Petuch, 1993
- Species Conus henoquei Bernardi, 1860 accepted as Conus fumigatus Hwass, 1792
- Species Conus henriquei (Petuch & R. F. Myers, 2014) accepted as Conasprella henriquei (Petuch & R. F. Myers, 2014)
- Species Conus hepaticus Kiener, 1847 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus hereditarius da Motta, 1987 accepted as Conus pseudocedonulli Blainville, 1818
- Species Conus herillus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus herklotsi K. Martin, 1879 †
- Species Conus herndli (Petuch & R. F. Myers, 2014) accepted as Conasprella herndli (Petuch & R. F. Myers, 2014)
- Species Conus hervillardi (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus heterospira Tate, 1890 †
- Species Conus hevassii A. Adams, 1854 accepted as Conus varius Linnaeus, 1758
- Species Conus hieroglyphus Duclos, 1833
- Species Conus hilli Petuch, 1990
- Species Conus hirasei (Kuroda, 1956)
- Species Conus hirmetzli (Z. Kovács & Vicián, 2014) †
- Species Conus hivanus Moolenbeek, Zandbergen & Bouchet, 2008 accepted as Conasprella hivana (Moolenbeek, Zandbergen & Bouchet, 2008)
- Species Conus hoaraui (Monnier & Limpalaër, 2015)
- Species Conus hochstetteri K. Martin, 1879 †
- Species Conus hoernesi Doderlein, 1864 †
- Species Conus holemani Nowell-Usticke, 1968 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus honkeri Petuch, 1988
- Species Conus honkerorum (Petuch & R. F. Myers, 2014)
- Species Conus hopwoodi Tomlin, 1936 accepted as Conasprella hopwoodi (Tomlin, 1936)
- Species Conus howelli Iredale, 1929 accepted as Conasprella howelli (Iredale, 1929)
- Species Conus huberi Thach, 2018 accepted as Conus striatus Linnaeus, 1758
- Species Conus huberiana Thach, 2020 accepted as Conus huberianus Thach, 2020
- Species Conus huberianus Thach, 2020
- Species Conus huberorum da Motta, 1989 accepted as Conus loroisii Kiener, 1846
- Species Conus hughmorrisoni Lorenz & Puillandre, 2015
- Species Conus hulshofi K. Martin, 1906 †
- Species Conus humerosus Pilsbry, 1921 †
- Species Conus humilis von Salis Marschlins, 1793 accepted as Conus ventricosus Gmelin, 1791
- Species Conus hungaricus R. Hoernes & Auinger, 1879 †
- Species Conus hunti Wils & Moolenbeek, 1979 accepted as Conus fosteri f. hunti Wils & Moolenbeek, 1979
- Species Conus huttoni Tate, 1890 † accepted as Conilithes huttoni (Tate, 1890) †
- Species Conus hyaena Hwass, 1792
- Species Conus hybridus Kiener, 1847 accepted as Conus franciscanus Hwass, 1792
- Species Conus hypermeces Cossmann, 1900 †
- Species Conus hypochlorus Tomlin, 1937 accepted as Conasprella insculpta (Kiener, 1847)
- Species Conus iansa Petuch, 1979 accepted as Conasprella iansa (Petuch, 1979)
- Species Conus iberogermanicus Röckel, Rolán & A. Monteiro, 1980 accepted as Conus irregularis G. B. Sowerby II, 1858
- Species Conus ichinoseanus (Kuroda, 1956) accepted as Conasprella ichinoseana (Kuroda, 1956)
- Species Conus ickei K. Martin, 1906 †
- Species Conus ictini Psarras, Merle & Koskeridou, 2022 †
- Species Conus ignobilis Olivi, 1792 accepted as Conus ventricosus Gmelin, 1791
- Species Conus ignotus Cargile, 1998
- Species Conus iheringi Frenguelli, 1946 accepted as Conus carcellesi E. A. Martins, 1945
- Species Conus ikedai Ninomiya, 1987 accepted as Profundiconus ikedai (Ninomiya, 1987)
- Species Conus imitator A. P. Brown & Pilsbry, 1911 † accepted as Conasprella imitator (A. P. Brown & Pilsbry, 1911) †
- Species Conus immelmani Korn, 1998
- Species Conus imperator Woolacott, 1956 accepted as Conus biliosus parvulus Link, 1807
- Species Conus imperialis Linnaeus, 1758
- Species Conus inaccomodus (Lorenz, 2024)
- Species Conus inaequalis Reeve, 1849 accepted as Conus ventricosus Gmelin, 1791
- Species Conus incarnatus Reeve, 1844 accepted as Conus hyaena Hwass, 1792
- Species Conus incinctus Fenaux, 1942 accepted as Conus anemone Lamarck, 1810
- Species Conus incomptus Deshayes, 1865 † accepted as Hemiconus incomptus (Deshayes, 1865) †
- Species Conus inconstans E. A. Smith, 1877
- Species Conus incurvus G. B. Sowerby I, 1833 accepted as Conus regularis G. B. Sowerby I, 1833
- Species Conus indefatigabilis Dall & Ochsner, 1928 †
- Species Conus indomaris (Bozzetti, 2014)
- Species Conus induratus Reeve, 1849 accepted as Conus erythraeensis Reeve, 1843
- Species Conus ineditus Michelotti, 1861 † accepted as Eoconus diversiformis (Deshayes, 1835) †
- Species Conus inermis Tinker, 1952 accepted as Conus litoglyphus Hwass, 1792
- Species Conus inesae (A. Monteiro, Afonso, M. Tenorio, Rosado & Pirinhas, 2014)
- Species Conus infinitus Rolán, 1990
- Species Conus inflatus G. B. Sowerby I, 1833
- Species Conus informis Hwass, 1792 accepted as Conus mozambicus Hwass, 1792
- Species Conus infrenatus Reeve, 1848
- Species Conus innexus A. Adams, 1854 accepted as Conus consors G. B. Sowerby I, 1833
- Species Conus innotabilis E. A. Smith, 1892 accepted as Conus cyanostoma A. Adams, 1854
- Species Conus inornatus Mawe, 1823
- Species Conus inquinatus Reeve, 1849 accepted as Conus ermineus Born, 1778
- Species Conus inscriptus Reeve, 1843
- Species Conus insculptus Kiener, 1847 accepted as Conasprella insculpta (Kiener, 1847)
- Species Conus insignis G. B. Sowerby I, 1833 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus insulae (M. Tenorio, Abalde, Pardos-Blas & Zardoya, 2020)
- Species Conus insularis Gmelin, 1791
- Species Conus intermedius Reeve, 1843 accepted as Conus eldredi J. P. E. Morrison, 1955
- Species Conus intermedius Lamarck, 1810 accepted as Conus ventricosus Gmelin, 1791
- Species Conus interruptus W. Wood, 1828 accepted as Conus brunneus W. Wood, 1828
- Species Conus interruptus Broderip & G. B. Sowerby I, 1829 accepted as Conasprella ximenes (Gray, 1839)
- Species Conus interstinctus Guppy, 1866 †
- Species Conus iodostoma Reeve, 1843
- Species Conus ione Fulton, 1938 accepted as Conasprella ione (Fulton, 1938)
- Species Conus irregularis G. B. Sowerby II, 1858 accepted as Conus crotchii Reeve, 1849
- Species Conus irwansyahi (T. Cossignani, 2024)
- Species Conus isabelarum M. Tenorio & Afonso, 2004
- Species Conus isomitratus Dall, 1896 †
- Species Conus istriensis Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus jacarusoi Petuch, 1998
- Species Conus jacquescolombi (Monnier & Limpalaër, 2016)
- Species Conus jamaicensis Hwass, 1792 accepted as Conus ventricosus Gmelin, 1791
- Species Conus janowskyae (J. K. Tucker & M. Tenorio, 2011) accepted as Conasprella janowskyae (J. K. Tucker & M. Tenorio, 2011)
- Species Conus janus Hwass, 1792
- Species Conus japonicus Hwass, 1792 accepted as Conasprella spirofilis (Habe & Kosuge, 1970)
- Species Conus jaspideus Gmelin, 1791 accepted as Conasprella jaspidea (Gmelin, 1791)
- Species Conus jaspideus Kiener, 1846 accepted as Conus algoensis G. B. Sowerby I, 1834
- Species Conus jaspis Salis Marschlins, 1793 accepted as Conus ventricosus Gmelin, 1791
- Species Conus javanus K. Martin, 1879 †
- Species Conus jeanmartini (G. Raybaudi Massilia, 1992) accepted as Profundiconus jeanmartini G. Raybaudi Massilia, 1992
- Species Conus jeffreyi (Petuch & Sargent, 2011) accepted as Conus quercinus [Lightfoot], 1786
- Species Conus jenkinsi K. Martin, 1879 †
- Species Conus jickelii Weinkauff, 1873
- Species Conus jocus (Finlay, 1927) †
- Species Conus johannae R. Hoernes & Auinger, 1879 †
- Species Conus joliveti Moolenbeek, Röckel & Bouchet, 2008 accepted as Conasprella joliveti (Moolenbeek, Röckel & Bouchet, 2008)
- Species Conus jonsingletoni H. Morrison, 2019
- Species Conus jorioi (Petuch, 2013)
- Species Conus josegeraldoi (T. Cossignani & Fiadeiro, 2018) accepted as Conus crotchii Reeve, 1849
- Species Conus josephinae Rolán, 1980
- Species Conus joserochoi (T. Cossignani, 2014) accepted as Conus delanoyae Trovão, 1979
- Species Conus jourdani da Motta, 1984
- Species Conus jousseaumei Couturier, 1891 accepted as Conus thomae Gmelin, 1791
- Species Conus jucundus G. B. Sowerby III, 1887 accepted as Conus sphacelatus G. B. Sowerby I, 1833
- Species Conus judaeus Bergh, 1895
- Species Conus jukesii Reeve, 1848 accepted as Conus papilliferus G. B. Sowerby I, 1834
- Species Conus juliaallaryae (T. Cossignani, 2013)
- Species Conus juliae Clench, 1942 accepted as Conus amphiurgus Dall, 1889
- Species Conus julieandreae Cargile, 1995
- Species Conus julii Liénard, 1870
- Species Conus junghuhni K. Martin, 1879 †
- Species Conus kaesleri Hendricks, 2015 †
- Species Conus kahlbrocki (Lorenz, 2019)
- Species Conus kaiserae (M. Tenorio, J. K. Tucker & Chaney, 2012)
- Species Conus kalafuti da Motta, 1987
- Species Conus kanakinus Richard, 1983 accepted as Profundiconus kanakinus (Richard, 1983)
- Species Conus kantanganus da Motta, 1982 accepted as Conasprella longurionis (Kiener, 1847)
- Species Conus karamanensis Erünal-Erentöz, 1958 †
- Species Conus karikalensis Cossmann, 1900 †
- Species Conus karinae Nowell-Usticke, 1968 accepted as Conasprella mindana (Hwass, 1792)
- Species Conus karlschmidti Maury, 1917 †
- Species Conus karubenthos Touitou, Puillandre, Bouchet & Clovel, 2020
- Species Conus kawamurai T. Habe, 1962 accepted as Conus aratispira Pilsbry, 1905
- Species Conus keatiformis Shikama & Oishi, 1977 accepted as Conus inscriptus Reeve, 1843
- Species Conus keatii G. B. Sowerby II, 1858
- Species Conus kendrewi Petuch, 1997 †
- Species Conus kenyonae Brazier, 1896 accepted as Conus distans Hwass, 1792
- Species Conus kermadecensis Iredale, 1912 accepted as Conus lischkeanus Weinkauff, 1875
- Species Conus kersteni M. Tenorio, Afonso & Rolán, 2008
- Species Conus kersteni Thach, 2017 accepted as Conus vexillum Gmelin, 1791
- Species Conus kerstitchi Walls, 1978
- Species Conus kevani Petuch, 1987
- Species Conus kieneri Reeve, 1849
- Species Conus kieneri Crosse, 1858 accepted as Conus cocceus Reeve, 1844
- Species Conus kiicumulus (M. Azuma, 1982)
- Species Conus kikaiensis Pilsbry, 1904
- Species Conus kimioi (Habe, 1965) accepted as Conasprella kimioi (Habe, 1965)
- Species Conus kinoshitai (Kuroda, 1956)
- Species Conus kintoki T. Habe & Kosuge, 1970
- Species Conus kintoki Coomans & Moolenbeek, 1982 accepted as Conus kintoki T. Habe & Kosuge, 1970
- Species Conus kirkandersi Petuch, 1987
- Species Conus kitteredgei Maury, 1917 † accepted as Conasprella kitteredgei (Maury, 1917) †
- Species Conus klemae (Cotton, 1953)
- Species Conus knudseni Sander, 1982
- Species Conus kobelti Löbbecke, 1882 accepted as Conus hyaena Hwass, 1792
- Species Conus kohni J. H. McLean & Nybakken, 1979 accepted as Conasprella kohni (J. H. McLean & Nybakken, 1979)
- Species Conus kolaceki (T. Cossignani, 2023)
- Species Conus kongaensis da Motta, 1984 accepted as Conus wittigi Walls, 1977
- Species Conus korni G. Raybaudi Massilia, 1993 accepted as Pseudolilliconus korni (G. Raybaudi Massilia, 1993)
- Species Conus kostini Filmer, A. Monteiro, Lorenz & Verdasca, 2012
- Species Conus koukae (Monnier, Limpalaër & Robin, 2013)
- Species Conus kovacsi (Harzhauser & Landau, 2016) †
- Species Conus krabiensis da Motta, 1982
- Species Conus kraussi W. H. Turton, 1932 accepted as Conus tinianus Hwass, 1792
- Species Conus kremerorum Petuch, 1988
- Species Conus kueneni Koperberg, 1931 †
- Species Conus kuiperi Moolenbeek, 2006 accepted as Pseudolilliconus kuiperi (Moolenbeek, 2006)
- Species Conus kulkulcan Petuch, 1980
- Species Conus kuroharai (Habe, 1965)
- Species Conus kurzi Petuch, 1974 accepted as Conus sazanka Shikama, 1970
- Species Conus kutaiensis Beets, 1983 †
- Species Conus kwajaleinensis (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus labuanbajanus Bozzetti, 2023 accepted as Conus gilvus Reeve, 1849
- Species Conus laccadivensis Laxmilatha, Ameri, Labeeb, Ranjith & Kathirvelpandian, 2021
- Species Conus lachrymosus Reeve, 1849 accepted as Conus boeticus Reeve, 1844
- Species Conus lacinulatus Kiener, 1850 accepted as Conus litoglyphus Hwass, 1792
- Species Conus lacteus Lamarck, 1810 accepted as Conus purissimus Filmer, 2011
- Species Conus lacteus Reeve, 1844
- Species Conus laetus Gmelin, 1791 accepted as Conus granulatus Linnaeus, 1758
- Species Conus laevigatus G. B. Sowerby II, 1858 accepted as Conus namocanus Hwass, 1792
- Species Conus laevigatus Link, 1807
- Species Conus laevis Gmelin, 1791 accepted as Conus circumcisus Born, 1778
- Species Conus laevis Crosse, 1858 accepted as Conus namocanus Hwass, 1792
- Species Conus lamarckii Kiener, 1847 accepted as Conus mercator Linnaeus, 1758
- Species Conus lamberti Souverbie, 1877
- Species Conus lamellosus Hwass, 1792
- Species Conus lamyi Rabiller & Richard, 2019
- Species Conus lani Crandall, 1979 accepted as Profundiconus lani (Crandall, 1979)
- Species Conus lapideus Holten, 1802 accepted as Conus zonatus Hwass, 1792
- Species Conus lapugyensis R. Hoernes & Auinger, 1879 †
- Species Conus lapulapui da Motta & R. Martin, 1982 accepted as Conasprella lapulapui (da Motta & R. Martin, 1982)
- Species Conus lar Lichtenstein, 1794
- Species Conus largilliertii Kiener, 1847
- Species Conus lariniorum (Lorenz, 2020)
- Species Conus larraldei Mayer-Eymar, 1891 †
- Species Conus laterculatus G. B. Sowerby II, 1870
- Species Conus latifasciatus G. B. Sowerby II, 1858 accepted as Conus janus Hwass, 1792
- Species Conus laueri (Monnier & Limpalaër, 2013)
- Species Conus laurenti Rabiller & Richard, 2019
- Species Conus lauriatragei Psarras, Merle & Koskeridou, 2022 †
- Species Conus lautus Reeve, 1844 accepted as Conus mozambicus Hwass, 1792
- Species Conus lavendulus Bartsch, 1915 accepted as Conus tinianus Hwass, 1792
- Species Conus leaeneus Link, 1807 accepted as Conus ermineus Born, 1778
- Species Conus lebruni Deshayes, 1865 † accepted as Conilithes lebruni (Deshayes, 1865) †
- Species Conus lecourtorum (Lorenz, 2011)
- Species Conus leehmani da Motta & Röckel, 1979
- Species Conus leekremeri Petuch, 1987
- Species Conus legatus Lamarck, 1810
- Species Conus lemniscatus Reeve, 1849
- Species Conus lemur Lichtenstein, 1794
- Species Conus lemuriensis Wils & Delsaerdt, 1989 accepted as Conus milneedwardsi lemuriensis Wils & Delsaerdt, 1989
- Species Conus lenavati da Motta & Röckel, 1982
- Species Conus lenhilli Cargile, 1998 accepted as Conasprella lenhilli (Cargile, 1998)
- Species Conus lentiginosus Reeve, 1844 accepted as Conasprella lentiginosa (Reeve, 1844)
- Species Conus leobottonii Lorenz, 2006
- Species Conus leobrerai da Motta & R. Martin, 1982
- Species Conus leoninus Gmelin, 1791 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus leoninus Hwass, 1792 accepted as Conus spurius Gmelin, 1791
- Species Conus leoninus [Lightfoot], 1786 accepted as Conus striatus Linnaeus, 1758
- Species Conus leopardus (Röding, 1798)
- Species Conus leopardus Dillwyn, 1817 accepted as Conus vexillum Gmelin, 1791
- Species Conus letkesensis (Harzhauser & Landau, 2016) †
- Species Conus leucostictus Gmelin, 1791 accepted as Conus regius Gmelin, 1791
- Species Conus levis (Bozzetti, 2012)
- Species Conus levistimpsoni (J. K. Tucker, 2013)
- Species Conus leviteni (J. K. Tucker, M. Tenorio & Chaney, 2011) accepted as Conus purus Pease, 1863
- Species Conus lictor A. Boivin, 1864 accepted as Conus striatellus Link, 1807
- Species Conus lienardi Bernardi & Crosse, 1861
- Species Conus ligatus Tate, 1890 †
- Species Conus lightbourni Petuch, 1986
- Species Conus lignarius Reeve, 1843 accepted as Conus furvus Reeve, 1843
- Species Conus lilac Clover, 1978
- Species Conus limpusi Röckel & Korn, 1990
- Species Conus lindae Petuch, 1987
- Species Conus lineatus Hwass, 1792 accepted as Conus striatellus Link, 1807
- Species Conus lineatus Solander, 1766 † accepted as Hemiconus scabriculus (Solander, 1766) †
- Species Conus lineoeburneus Bozzetti, 2023 accepted as Conus maculospira Pilsbry, 1922
- Species Conus lineolatus Valenciennes, 1832 accepted as Conus princeps Linnaeus, 1758
- Species Conus lineopunctatus Kaicher, 1977
- Species Conus liratus Reeve, 1844 accepted as Conus sphacelatus G. B. Sowerby I, 1833
- Species Conus lischkeanus Weinkauff, 1875
- Species Conus listeri Renier, 1804 accepted as Conus ventricosus Gmelin, 1791
- Species Conus litoglyphus Hwass, 1792
- Species Conus litteratus Linnaeus, 1758
- Species Conus lividus Hwass, 1792
- Species Conus lizardensis Crosse, 1865
- Species Conus lizarum (Raybaudi Massilia & da Motta, 1992) accepted as Conasprella lizarum (Raybaudi Massilia & da Motta, 1992)
- Species Conus lobitensis Kaicher, 1977 accepted as Conus fuscolineatus G. B. Sowerby III, 1905
- Species Conus locumtenens Blumenbach, 1791
- Species Conus loebbeckeanus Weinkauff, 1873 accepted as Conus ferrugineus Hwass, 1792
- Species Conus lohri Kilburn, 1972
- Species Conus lombardii Hendricks, 2015 †
- Species Conus lombei G. B. Sowerby III, 1881 accepted as Conasprella articulata (G. B. Sowerby II, 1873)
- Species Conus longilineus Röckel, Rolán & A. Monteiro, 1980
- Species Conus longurionis Kiener, 1847 accepted as Conasprella longurionis (Kiener, 1847)
- Species Conus loochooensis MacNeil, 1961 †
- Species Conus loomisi Dall & Ochsner, 1928 †
- Species Conus lorenzi (Monnier & Limpalaër, 2012) accepted as Conasprella lorenzi Monnier & Limpalaër, 2012
- Species Conus lorenzianus Dillwyn, 1817 accepted as Conus spurius lorenzianus Dillwyn, 1817
- Species Conus loriae (T. Cossignani, Allary & P. G. Stimpson, 2022)
- Species Conus loroisii Kiener, 1846
- Species Conus losariensis K. Martin, 1895 †
- Species Conus lovellreevei G. Raybaudi Massilia, 1993 accepted as Conus asiaticus lovellreevei G. Raybaudi Massilia, 1993
- Species Conus loveni Krauss, 1848 accepted as Conus tinianus Hwass, 1792
- Species Conus loyaltiensis Röckel & Moolenbeek, 1995 accepted as Profundiconus loyaltiensis (Röckel & Moolenbeek, 1995)
- Species Conus lozeti Richard, 1980
- Species Conus lubeckianus Bernardi, 1861 accepted as Conus cardinalis Hwass, 1792
- Species Conus lucasi (Bozzetti, 2010) accepted as Conus chiapponorum Lorenz, 2004
- Species Conus lucaya Petuch, 2000
- Species Conus luciae Moolenbeek, 1986
- Species Conus lucidus W. Wood, 1828 accepted as Conasprella lucida (W. Wood, 1828)
- Species Conus lucirensis Paes Da Franca, 1957 accepted as Conus chytreus Tryon, 1884
- Species Conus luctificus Reeve, 1848 accepted as Conus fumigatus Hwass, 1792
- Species Conus lugubris Reeve, 1849
- Species Conus luizcoutoi (Crabos, Pomponet, Queiroz & L. Passos, 2022)
- Species Conus lulii (M. A. Lima & T. Cossignani, 2023)
- Species Conus luquei Rolán & Trovão, 1990 accepted as Conus delanoyae Trovão, 1979
- Species Conus luridus A. Adams, 1854 accepted as Conus guinaicus Hwass, 1792
- Species Conus luteus G. B. Sowerby I, 1833
- Species Conus luziensis Rolán, Röckel & A. Monteiro, 1983 accepted as Conus grahami luziensis Rolán, Röckel & A. Monteiro, 1983
- Species Conus luzonicus Hwass, 1792 accepted as Conus ermineus Born, 1778
- Species Conus luzonicus Hwass, 1792, sensu G. B. Sowerby II, 1858 accepted as Conus purpurascens G. B. Sowerby I, 1833
- Species Conus lyelli Hendricks, 2015 †
- Species Conus lynceus G. B. Sowerby II, 1858
- Species Conus lyratus P. Marshall, 1918 † accepted as Conilithes lyratus (P. Marshall, 1918) †
- Species Conus maaboensis Icke & K. Martin, 1907 †
- Species Conus macarae Bernardi, 1857 accepted as Conus voluminalis Reeve, 1843
- Species Conus macei Crosse, 1865 accepted as Conus mozambicus Hwass, 1792
- Species Conus mackintoshi (Petuch, 2013) accepted as Conasprella mackintoshi (Petuch, 2013)
- Species Conus macleayana Tenison Woods, 1878 accepted as Conasprella rutila (Menke, 1843)
- Species Conus macrocentrus Bayan, 1873 † accepted as Hemiconus macrocentrus (Bayan, 1873) †
- Species Conus maculatus G. B. Sowerby II, 1858 accepted as Conus anemone Lamarck, 1810
- Species Conus maculatus Perry, 1811 accepted as Conus marmoreus Linnaeus, 1758
- Species Conus maculatus Bosc, 1801 accepted as Conus sponsalis Hwass, 1792
- Species Conus maculiferus G. B. Sowerby I, 1833
- Species Conus maculospira Pilsbry, 1922
- Species Conus maculosus G. B. Sowerby I, 1833 accepted as Conus anemone Lamarck, 1810
- Species Conus madagascariensis G. B. Sowerby II, 1858
- Species Conus madecassinus (Bozzetti, 2012)
- Species Conus maduranus Tomlin, 1937 †
- Species Conus madurensis Hwass, 1792 accepted as Conus ventricosus Gmelin, 1791
- Species Conus madurensis K. Martin, 1906 † accepted as Conus maduranus Tomlin, 1937 †
- Species Conus magdalenae Kiener, 1847 accepted as Conus floccatus G. B. Sowerby I, 1841
- Species Conus magdalenensis Bartsch & Rehder, 1939 accepted as Conus regularis G. B. Sowerby I, 1833
- Species Conus magellanicus Hwass, 1792
- Species Conus magnificus Reeve, 1843
- Species Conus magnolapugyensis Sacco, 1893 †
- Species Conus magnottei Petuch, 1987
- Species Conus magus Linnaeus, 1758
- Species Conus mahogani Reeve, 1843 accepted as Conasprella mahogani (Reeve, 1843)
- Species Conus maioensis Trovão, Rolán & Félix-Alves, 1990
- Species Conus malabaricus (Monnier, Limpalaër & M. Tenorio, 2017)
- Species Conus malacanus Hwass, 1792
- Species Conus malcolmi (Monnier & Limpalaër, 2015)
- Species Conus maldivus Hwass, 1792
- Species Conus maltzanianus Weinkauff, 1873 accepted as Conus frigidus Reeve, 1848
- Species Conus mamillaris Green, 1830 accepted as Conus daucus daucus Hwass, 1792
- Species Conus manusensis (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus manzanillaensis Mansfield, 1925 †
- Species Conus mappa [Lightfoot], 1786
- Species Conus mappa Crosse, 1858 accepted as Conus eldredi J. P. E. Morrison, 1955
- Species Conus mappa Hwass, 1792 accepted as Conus mappa [Lightfoot], 1786
- Species Conus marchionatus Hinds, 1843
- Species Conus marcocastellazzii (T. Cossignani & Fiadeiro, 2014) accepted as Conus maioensis Trovão, Rolán & Félix-Alves, 1990
- Species Conus marginatus G. B. Sowerby I, 1850 †
- Species Conus mariaodeteae (Petuch & R. F. Myers, 2014)
- Species Conus mariei Jousseaume, 1899 accepted as Conus thalassiarchus G. B. Sowerby I, 1834
- Species Conus marielae Rehder & B. R. Wilson, 1975
- Species Conus marii Sacco, 1893 †
- Species Conus marileeae (Harasewych, 2014)
- Species Conus marimaris (M. Tenorio, Abalde & Zardoya, 2018)
- Species Conus maritzaallaryae (T. Cossignani & Allary, 2023)
- Species Conus maritzaallaryi (T. Cossignani & Allary, 2023) accepted as Conus maritzaallaryae (T. Cossignani & Allary, 2023)
- Species Conus markpagei (R. Aiken, 2021)
- Species Conus marmoratus Holten, 1802
- Species Conus marmoratus Schröter, 1803
- Species Conus marmoreus Linnaeus, 1758
- Species Conus marmoreus Perry, 1811 accepted as Conus monile Hwass, 1792
- Species Conus martensi E. A. Smith, 1884
- Species Conus martini Wanner & Hahn, 1935 †
- Species Conus martini (Shuto, 1969) † accepted as Conus dingleanus Beets, 1984 †
- Species Conus martinianus Reeve, 1844
- Species Conus martinicanus Hwass, 1792 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus marylandicus Green, 1830 †
- Species Conus marysae (Lorenz, 2019)
- Species Conus mascarenensis (Monnier & Limpalaër, 2019)
- Species Conus masoni G. Nevill & H. Nevill, 1874 accepted as Conus caracteristicus Fischer von Waldheim, 1807
- Species Conus massemini (Monnier & Limpalaër, 2016)
- Species Conus mauricioi Coltro, 2004 accepted as Conus ziczac archetypus Crosse, 1865
- Species Conus mauritianus Hwass, 1792 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus maurus J. E. Gray, 1826
- Species Conus mauryi H. J. Finlay, 1927 †
- Species Conus maya (Petuch & Sargent, 2011)
- Species Conus mayaguensis Nowell-Usticke, 1968 accepted as Conus cardinalis Hwass, 1792
- Species Conus mazei Deshayes, 1874 accepted as Conasprella mazei (Deshayes, 1874)
- Species Conus mazzolii (Petuch & Sargent, 2011)
- Species Conus mcbridei Lorenz, 2005
- Species Conus mcgintyi Pilsbry, 1955 accepted as Conasprella mcgintyi (Pilsbry, 1955)
- Species Conus medinae R. A. Philippi, 1887 † accepted as Austrombus medinae (R. A. Philippi, 1887) †
- Species Conus mediterraneus Hwass, 1792 accepted as Conus ventricosus Gmelin, 1791
- Species Conus medoci Lorenz, 2004
- Species Conus medvedevi (A. Monteiro, Afonso, M. Tenorio, Rosado & Pirinhas, 2014)
- Species Conus melancholicus Lamarck, 1810
- Species Conus meleus G. B. Sowerby III, 1913 accepted as Conus boeticus Reeve, 1844
- Species Conus melinus Shikama, 1964 accepted as Conus mustelinus Hwass, 1792
- Species Conus melissae M. Tenorio, Afonso & Rolán, 2008 accepted as Conus longilineus Röckel, Rolán & A. Monteiro, 1980
- Species Conus melvilli G. B. Sowerby III, 1879
- Species Conus memiae (T. Habe & Kosuge, 1970) accepted as Conasprella memiae (T. Habe & Kosuge, 1970)
- Species Conus menengtenganus K. Martin, 1895 † accepted as Conilithes menengtenganus (K. Martin, 1895) †
- Species Conus menkrawitensis Beets, 1941 †
- Species Conus mercati Brocchi, 1814 †
- Species Conus mercator Linnaeus, 1758
- Species Conus merletti Mayissian, 1974
- Species Conus messiasi Rolán & F. Fernandes, 1990 accepted as Conus fuscoflavus Röckel, Rolán & A. Monteiro, 1980
- Species Conus metcalfei Angas, 1877 accepted as Conus angasi Tryon, 1884
- Species Conus metcalfii Reeve, 1843
- Species Conus miamiensis Petuch, 1986 †
- Species Conus micarius Hedley, 1912 accepted as Pygmaeconus micarius (Hedley, 1912)
- Species Conus michelcharlesi (Monnier, Limpalaër & Prugnaud, 2020)
- Species Conus micropunctatus Rolán & Röckel, 2000
- Species Conus mighelsi Kiener, 1847 accepted as Conus musicus Hwass, 1792
- Species Conus miles Linnaeus, 1758
- Species Conus milesi E. A. Smith, 1887
- Species Conus miliaris Hwass, 1792
- Species Conus millepunctatus Lamarck, 1822 accepted as Conus leopardus (Röding, 1798)
- Species Conus milneedwardsi Jousseaume, 1894
- Species Conus minamiae (Lum, 2023)
- Species Conus mindanus Hwass, 1792 accepted as Conasprella mindana (Hwass, 1792)
- Species Conus miniexcelsus B. M. Olivera & J. S. Biggs, 2010
- Species Conus minimus Linnaeus, 1758
- Species Conus minimus Hwass, 1792
- Species Conus miniturritus (Bozzetti, 2017) accepted as Conus praelatus Hwass, 1792
- Species Conus minnamurra (Garrard, 1961)
- Species Conus minutus Reeve, 1844 accepted as Conasprella pusio (Hwass, 1792)
- Species Conus minutus Schröter, 1803 accepted as Conus jickelii Weinkauff, 1873
- Species Conus miovoeslauensis Sacco, 1893 †
- Species Conus mirmillo Crosse, 1865 accepted as Conus ferrugineus Hwass, 1792
- Species Conus miruchae Röckel, Rolán & A. Monteiro, 1980
- Species Conus miser A. Boivin, 1864 accepted as Conus ambiguus Reeve, 1844
- Species Conus mitraeformis G. B. Sowerby II, 1870 accepted as Conus mitratus Hwass, 1792
- Species Conus mitratus Hwass, 1792
- Species Conus modestus G. B. Sowerby I, 1833 accepted as Conus fulmen Reeve, 1843
- Species Conus moissettei Psarras, Merle & Koskeridou, 2022 †
- Species Conus mojsvari R. Hoernes & Auinger, 1879 †
- Species Conus molaerivus Dekkers, 2016 accepted as Pygmaeconus molaerivus (Dekkers, 2016)
- Species Conus molis A. P. Brown & Pilsbry, 1911 †
- Species Conus moluccensis Küster, 1838
- Species Conus monachus Linnaeus, 1758
- Species Conus moncuri Filmer, 2005
- Species Conus monicae (Petuch & Berschauer, 2015)
- Species Conus monile Hwass, 1792
- Species Conus monilifer Broderip, 1833
- Species Conus monstrosus Küster, 1838 accepted as Conus araneosus [Lightfoot], 1786
- Species Conus montillai Röckel, 1985
- Species Conus moolenbeeki Filmer, 2011
- Species Conus moravicus R. Hoernes & Auinger, 1879 †
- Species Conus mordeirae Rolán & Trovão, 1990 accepted as Conus cuneolus Reeve, 1843
- Species Conus moreleti Crosse, 1858
- Species Conus morrisoni G. Raybaudi Massilia, 1991
- Species Conus morroensis (T. Cossignani & Fiadeiro, 2014) accepted as Conus diminutus Trovão & Rolán, 1986
- Species Conus mosterti (R. Aiken, 2021)
- Species Conus moussoni Crosse, 1865 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus moylani Delsaerdt, 2000
- Species Conus mozambicus Hwass, 1792
- Species Conus mpenjatiensis (S. G. Veldsman, 2016)
- Species Conus mucronatolaevis Sacco, 1893 †
- Species Conus mucronatus Reeve, 1843
- Species Conus mulderi Fulton, 1936
- Species Conus multibandatus Bozzetti, 2017 accepted as Conus coronatus Gmelin, 1791
- Species Conus multicatenatus G. B. Sowerby II, 1865 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus multilineatus G. B. Sowerby III, 1875 accepted as Conus furvus Reeve, 1843
- Species Conus multilineatus Pecchioli, 1864 †
- Species Conus multiliratus Böse, 1906 †
- Species Conus muriculatus G. B. Sowerby I, 1833
- Species Conus murravianus Tate, 1890 †
- Species Conus mus Hwass, 1792
- Species Conus muscosus Lamarck, 1810 accepted as Conus caracteristicus Fischer von Waldheim, 1807
- Species Conus musicus Hwass, 1792
- Species Conus musivum G. B. Sowerby I, 1833 accepted as Conus legatus Lamarck, 1810
- Species Conus musivus Trovão, 1975 accepted as Conus alexandrinus Kaicher, 1977
- Species Conus mustelinus Hwass, 1792
- Species Conus mutabilis Reeve, 1844 accepted as Conus hyaena Hwass, 1792
- Species Conus nahoniaraensis da Motta, 1986 accepted as Conus zebra Lamarck, 1810
- Species Conus nahoonensis (S. G. Veldsman, 2016)
- Species Conus namocanus Hwass, 1792
- Species Conus nanshaensis F.-L. Li, 2016
- Species Conus nanus G. B. Sowerby I, 1833
- Species Conus naranjus Trovão, 1975
- Species Conus narcissus Lamarck, 1810 accepted as Conus ermineus Born, 1778
- Species Conus nasui Ninomiya, 1974 accepted as Conasprella eugrammata (Bartsch & Rehder, 1943)
- Species Conus natalaurantius (S. G. Veldsman, 2013)
- Species Conus natalensis G. B. Sowerby III, 1892 accepted as Conus natalis G. B. Sowerby II, 1858
- Species Conus natalis G. B. Sowerby II, 1858
- Species Conus navarroi Rolán, 1986
- Species Conus nebulosus Gmelin, 1791 accepted as Conus monachus Linnaeus, 1758
- Species Conus nebulosus Hwass, 1792 accepted as Conus regius Gmelin, 1791
- Species Conus neglectus A. Adams, 1854 accepted as Conus aplustre Reeve, 1843
- Species Conus neglectus Pease, 1861 accepted as Conus peasei (Brazier, 1877)
- Species Conus negroides Kaicher, 1977
- Species Conus nemo (S. G. Veldsman, 2022)
- Species Conus neoafricanus da Motta, 1991 accepted as Conus africanus Kiener, 1848
- Species Conus neobuxeus da Motta, 1991 accepted as Conus furvus Reeve, 1843
- Species Conus neocostatus B. M. Olivera, Watkins, Puillandre & M. Tenorio, 2021
- Species Conus neoguttatus da Motta, 1991 accepted as Conus lineopunctatus Kaicher, 1977
- Species Conus neotorquatus da Motta, 1985 accepted as Profundiconus neotorquatus (da Motta, 1985)
- Species Conus neptunoides E. A. Smith, 1880 accepted as Conus neptunus Reeve, 1843
- Species Conus neptunus Reeve, 1843
- Species Conus nereis Petuch, 1979 accepted as Conasprella nereis (Petuch, 1979)
- Species Conus neugeboreni R. Hoernes & Auinger, 1879 †
- Species Conus neumayri R. Hoernes & Auinger, 1879 †
- Species Conus newtoni G. F. Harris, 1897 †
- Species Conus ngai Thach, 2020
- Species Conus ngaorum Thach, 2021
- Species Conus ngavianus K. Martin, 1895 †
- Species Conus ngocngai Thach, 2017
- Species Conus niasensis (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus niasensis H. Woodward, 1879 †
- Species Conus nicobaricus Hwass, 1792
- Species Conus nicolii J. Wilson, 1831 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus nicopuillandrei Rabiller & Richard, 2019
- Species Conus niederhoeferi (Monnier, Limpalaër & Lorenz, 2012)
- Species Conus nielsenae J. A. Marsh, 1963
- Species Conus nigrescens G. B. Sowerby II, 1860 accepted as Conus bandanus Hwass, 1792
- Species Conus nigricolor Bozzetti, 2023
- Species Conus nigromaculatus Röckel & Moolenbeek, 1992
- Species Conus nigropunctatus G. B. Sowerby II, 1858
- Species Conus nigrostriatus Kosuge, 1979 accepted as Profundiconus lani (Crandall, 1979)
- Species Conus nimbosus Hwass, 1792
- Species Conus nipponicus da Motta, 1985 accepted as Conasprella spirofilis (Habe & Kosuge, 1970)
- Species Conus nisoides Schauroth, 1865 † accepted as Eoconus diversiformis (Deshayes, 1835) †
- Species Conus nisus Dillwyn, 1817 accepted as Conus cinereus Hwass, 1792
- Species Conus nisus Kiener, 1846 accepted as Conus amplus Röckel & Korn, 1992
- Species Conus nitidissimus Fenaux, 1942 accepted as Conus anemone Lamarck, 1810
- Species Conus nitidus Reeve, 1844 accepted as Conus boeticus Reeve, 1844
- Species Conus nivalis da Motta, 1985 accepted as Conus furvus Reeve, 1843
- Species Conus niveus Gmelin, 1791
- Species Conus nivifer G. B. Sowerby I, 1833 accepted as Conus venulatus Hwass, 1792
- Species Conus nivosus Lamarck, 1810 accepted as Conus venulatus Hwass, 1792
- Species Conus nobilis Linnaeus, 1758
- Species Conus nobrei Trovão, 1975
- Species Conus nocens Garvie, 1996 †
- Species Conus nocturnus Hwass, 1792 accepted as Conus nocturnus [Lightfoot], 1786
- Species Conus nocturnus [Lightfoot], 1786
- Species Conus nodiferus Kiener, 1847 accepted as Conasprella nodifera (Kiener, 1847)
- Species Conus nodulosus G. B. Sowerby II, 1864
- Species Conus nodulosus Deshayes, 1865 † accepted as Hemiconus tremletti Le Renard, 1994 †
- Species Conus noe Brocchi, 1814 †
- Species Conus norai da Motta & G. Raybaudi Massilia, 1992
- Species Conus norpothi Lorenz, 2015
- Species Conus nosybarrenensis (Monnier, Limpalaër & Prugnaud, 2024)
- Species Conus novaehollandiae A. Adams, 1854 accepted as Conus anemone novaehollandiae A. Adams, 1854
- Species Conus novemstriatus (Röding, 1798) accepted as Conus fulmineus Gmelin, 1791
- Species Conus nubecula Gmelin, 1791 accepted as Conus bullatus Linnaeus, 1758
- Species Conus nucleus Reeve, 1848
- Species Conus nullisecundus Nowell-Usticke, 1968 accepted as Conus cedonulli Linnaeus, 1767
- Species Conus nunesi Schönherr, 2018
- Species Conus nussatella Linnaeus, 1758
- Species Conus nux Broderip, 1833
- Species Conus nybakkeni (M. Tenorio, J. K. Tucker & Chaney, 2012)
- Species Conus obesus Hwass, 1792 accepted as Conus zeylanicus Gmelin, 1791
- Species Conus oblitus Reeve, 1849 accepted as Conus moreleti Crosse, 1858
- Species Conus oblitus Michelotti, 1847 † accepted as Conilithes allioni (Michelotti, 1847) †
- Species Conus oblongoturbinatus Grateloup, 1845 †
- Species Conus oboesus Michelotti, 1847 †
- Species Conus obscurus G. B. Sowerby I, 1833
- Species Conus obtusus Kiener, 1850 accepted as Conus variegatus Kiener, 1848
- Species Conus ochraceus Lamarck, 1810 accepted as Conus spurius Gmelin, 1791
- Species Conus ochroleucus Gmelin, 1791
- Species Conus oculatus Gmelin, 1791 accepted as Conus ermineus Born, 1778
- Species Conus odengensis K. Martin, 1895 †
- Species Conus ogum (Petuch & R. F. Myers, 2014) accepted as Conasprella ogum (Petuch & R. F. Myers, 2014)
- Species Conus oinouyei Yokoyama, 1928 †
- Species Conus oishii (Shikama, 1977)
- Species Conus okamotoi Kuroda & Itô, 1961 accepted as Conus lischkeanus lischkeanus Weinkauff, 1875
- Species Conus olangoensis Poppe & Tagaro, 2017 accepted as Conasprella olangoensis (Poppe & Tagaro, 2017)
- Species Conus olea Schröter, 1803
- Species Conus oleiniki (Petuch, 2013) accepted as Conasprella oleiniki (Petuch, 2013)
- Species Conus olgae Bacallado, Espinosa & Ortea, 2007 accepted as Conus havanensis Aguayo & Pérez Farfante, 1947
- Species Conus olgiatii Bozzetti, 2007 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus oligistus Tomlin, 1937 †
- Species Conus olivaceus Salis Marschlins, 1793 accepted as Conus ventricosus Gmelin, 1791
- Species Conus olivaceus Kiener, 1850 accepted as Conus ventricosus Gmelin, 1791
- Species Conus olivaeformis R. Hoernes & Auinger, 1879 †
- Species Conus olssoni Maury, 1917 †
- Species Conus oltmansianus van Lennep, 1876 accepted as Conus gradatulus Weinkauff, 1875
- Species Conus omaicus Hwass, 1792 accepted as Conus thomae Gmelin, 1791
- Species Conus omanensis Moolenbeek & Coomans, 1993 accepted as Lilliconus omanensis (Moolenbeek & Coomans, 1993)
- Species Conus omaria Hwass, 1792
- Species Conus optabilis A. Adams, 1854
- Species Conus optimus G. B. Sowerby III, 1913 accepted as Conus exiguus Lamarck, 1810
- Species Conus orbignyi Audouin, 1831 accepted as Conasprella orbignyi (Audouin, 1831)
- Species Conus orbitatus Reeve, 1843 accepted as Conus sulcatus Hwass, 1792
- Species Conus orion Broderip, 1833
- Species Conus ornatissimus K. Martin, 1883 †
- Species Conus ornatus G. B. Sowerby I, 1833 accepted as Conus magellanicus Hwass, 1792
- Species Conus ornatus F. W. Hutton, 1873 † accepted as Conilithes wollastoni P. A. Maxwell, 1978 †
- Species Conus ornatus Maury, 1917 † accepted as Conus mauryi H. J. Finlay, 1927 †
- Species Conus ornatus Michelotti, 1847 †
- Species Conus orri Ninomiya & da Motta, 1982 accepted as Conus mercator Linnaeus, 1758
- Species Conus ortneri Petuch, 1998
- Species Conus ostrinus (J. K. Tucker & M. Tenorio, 2011)
- Species Conus otohimeae Kuroda & Ko. Itô, 1961 accepted as Conasprella otohimeae (Kuroda & Ko. Itô, 1961)
- Species Conus ottiliae R. Hoernes & Auinger, 1879 †
- Species Conus oualeiriensis Rabiller & Richard, 2019
- Species Conus ouarsanguelensis Rochebrune, 1882 †
- Species Conus ozennii Crosse, 1858 †
- Species Conus pacei Petuch, 1987 accepted as Conasprella pacei (Petuch, 1987)
- Species Conus pacificus Moolenbeek & Röckel, 1996 accepted as Profundiconus pacificus (Moolenbeek & Röckel, 1996)
- Species Conus padarosae (T. Cossignani & Fiadeiro, 2018)
- Species Conus pagoda Kiener, 1847 accepted as Conasprella pagoda (Kiener, 1847)
- Species Conus pagodus Kiener, 1847 accepted as Conasprella pagoda (Kiener, 1847)
- Species Conus palabuanensis K. Martin, 1895 †
- Species Conus pallans Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus pamotanensis K. Martin, 1906 †
- Species Conus panniculus Lamarck, 1810 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus papalis Weinkauff, 1875 accepted as Pygmaeconus papalis (Weinkauff, 1875)
- Species Conus papilionaceus Hwass, 1792 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus papillaris A. Adams & Reeve, 1848 accepted as Conus gradatulus Weinkauff, 1875
- Species Conus papillaris Reeve, 1849 accepted as Conus gradatulus Weinkauff, 1875
- Species Conus papillaris G. B. Sowerby I, 1833 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus papilliferus G. B. Sowerby I, 1834
- Species Conus papillosus Kiener, 1847 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus papuensis Coomans & Moolenbeek, 1982
- Species Conus paradiseus Shikama, 1977 accepted as Conus barthelemyi Bernardi, 1861
- Species Conus paraguana Petuch, 1987
- Species Conus paramagnificus (R. Aiken, 2023)
- Species Conus paranobilis Petuch, 1991 †
- Species Conus parascalaris Petuch, 1987
- Species Conus paratethyianus (Harzhauser & Landau, 2016) †
- Species Conus pardalinus Link, 1807
- Species Conus pardus Link, 1807 accepted as Conus leopardus (Röding, 1798)
- Species Conus parisiensis Deshayes, 1865 † accepted as Conilithes parisiensis (Deshayes, 1865) †
- Species Conus parius Reeve, 1844
- Species Conus particolor Perry, 1810 accepted as Conus aulicus Linnaeus, 1758
- Species Conus parvatus Walls, 1979
- Species Conus parvulus Link, 1807 accepted as Conus biliosus parvulus Link, 1807
- Species Conus parvulus K. Martin, 1879 † accepted as Conus oligistus Tomlin, 1937 †
- Species Conus parvus Pease, 1868 accepted as Lovellona peaseana H. J. Finlay, 1927
- Species Conus parvus Gebauer, 1802 accepted as Conus coronatus Gmelin, 1791
- Species Conus paschalli Petuch, 1998
- Species Conus pascuensis Rehder, 1980
- Species Conus pastinaca Lamarck, 1810 accepted as Conus daucus Hwass, 1792
- Species Conus patae Abbott, 1971
- Species Conus patamakanthini Delsaerdt, 1998
- Species Conus patens G. B. Sowerby III, 1903 accepted as Conus gradatulus Weinkauff, 1875
- Species Conus patglicksteinae Petuch, 1987
- Species Conus patmartii (Massemin & Balleton, 2024)
- Species Conus patonganus da Motta, 1982 accepted as Conus omaria Hwass, 1792
- Species Conus patriceae (Petuch & R. F. Myers, 2014)
- Species Conus patricius Hinds, 1843
- Species Conus paukstisi (J. K. Tucker, M. Tenorio & Chaney, 2011)
- Species Conus paulae Petuch, 1988
- Species Conus paulina Kiener, 1850 accepted as Conus spurius Gmelin, 1791
- Species Conus paulkersteni Thach, 2017
- Species Conus paulucciae G. B. Sowerby III, 1877 accepted as Conus aureus paulucciae G. B. Sowerby III, 1887
- Species Conus paumotu Rabiller & Richard, 2014 accepted as Conasprella paumotu (Rabiller & Richard, 2014)
- Species Conus pauperculus G. B. Sowerby I, 1834
- Species Conus pavillardae T. Cossignani, 2019 accepted as Cylinder archiepiscopus (Hwass, 1792)
- Species Conus pazii Bernardi, 1858 accepted as Conus fumigatus Hwass, 1792
- Species Conus pealii Green, 1830 accepted as Conasprella pealii (Green, 1830)
- Species Conus peasei (Brazier, 1877)
- Species Conus pelagicus Brocchi, 1814 †
- Species Conus peli Moolenbeek, 1996
- Species Conus pellisserpentis Lorenz & K. Monsecour, 2023
- Species Conus penchaszadehi Petuch, 1986
- Species Conus pennaceus Born, 1778
- Species Conus pennasilicorum Bozzetti, 2017 accepted as Conus alconnelli da Motta, 1986
- Species Conus pepeiu Moolenbeek, Zandbergen & Bouchet, 2008 accepted as Conasprella pepeiu (Moolenbeek, Zandbergen & Bouchet, 2008)
- Species Conus peplum G. B. Sowerby II, 1857 accepted as Conus araneosus [Lightfoot], 1786
- Species Conus peregrinus Mayer-Eymar, 1891 †
- Species Conus pergrandis (Iredale, 1937)
- Species Conus perplexus G. B. Sowerby II, 1857 accepted as Conasprella perplexa (G. B. Sowerby II, 1857)
- Species Conus perprotractus Petuch, 1987 accepted as Conus sanderi Wils & Moolenbeek, 1979
- Species Conus perrineae (T. Cossignani & Fiadeiro, 2018)
- Species Conus perryae Clench, 1942 accepted as Conus ermineus Born, 1778
- Species Conus pertusus Hwass, 1792
- Species Conus pervindobonensis Sacco, 1893 †
- Species Conus pestensis (Harzhauser & Landau, 2016) †
- Species Conus petasus Ludbrook, 1978 †
- Species Conus petergabrieli Lorenz, 2006
- Species Conus peterstimpsoni (T. Cossignani & Allary, 2021)
- Species Conus peterstimpsoni (T. Cossignani & Allary, 2021)
- Species Conus petestimpsoni (Petuch & Berschauer, 2016)
- Species Conus petricosus M. Azuma, 1961 accepted as Conasprella sieboldii (Reeve, 1848)
- Species Conus petrolei K. Martin, 1933 †
- Species Conus petuchi (A. Monteiro, Afonso, M. Tenorio, Rosado & Pirinhas, 2014)
- Species Conus pfluegeri (Petuch, 2003) accepted as Conasprella pfluegeri (Petuch, 2003)
- Species Conus phegeus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus philippii Kiener, 1847
- Species Conus philquiquandoni T. Cossignani, 2020 accepted as Conus collisus Reeve, 1849
- Species Conus phlogopus Tomlin, 1937 accepted as Conus spurius lorenzianus Dillwyn, 1817
- Species Conus phoebeus Jousseaume, 1894
- Species Conus phuketensis da Motta, 1978 accepted as Conus pretiosus G. Nevill & H. Nevill, 1874
- Species Conus pica A. Adams & Reeve, 1848
- Species Conus pictus Reeve, 1843
- Species Conus pigmentatus A. Adams & Reeve, 1848 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus pilkeyi Petuch, 1974 accepted as Conus tmetus Tomlin, 1937
- Species Conus pineaui Pin, 1989 accepted as Conus guinaicus Hwass, 1792
- Species Conus piperatus Reeve, 1844 accepted as Conus erythraeensis Reeve, 1843
- Species Conus piperatus Dillwyn, 1817 accepted as Conus biliosus (Röding, 1798)
- Species Conus piti Rabiller & Richard, 2019
- Species Conus plagiarius K. Martin, 1935 †
- Species Conus planaxis Deshayes, 1863 accepted as Conus maldivus Hwass, 1792
- Species Conus planicostatus G. B. Sowerby I, 1833 accepted as Conasprella orbignyi (Audouin, 1831)
- Species Conus planiliratus G. B. Sowerby I, 1850 †
- Species Conus planiliratus G. B. Sowerby II, 1870 accepted as Conus inscriptus Reeve, 1843
- Species Conus planorbis Born, 1778
- Species Conus platensis Frenguelli, 1946 †
- Species Conus plebejus Link, 1807 accepted as Conus lividus Hwass, 1792
- Species Conus plinthis Richard & Moolenbeek, 1988
- Species Conus plumbeus Reeve, 1844 accepted as Conus exiguus Lamarck, 1810
- Species Conus poehlianus G. B. Sowerby III, 1887 accepted as Conus consors G. B. Sowerby I, 1833
- Species Conus politus Weinkauff, 1875 accepted as Conus cinereus Hwass, 1792
- Species Conus polongimarumai Kosuge, 1980
- Species Conus polyglotta Weinkauff, 1874 accepted as Conus eburneus Hwass, 1792
- Species Conus polygrammus Tomlin, 1937 accepted as Conus furvus Reeve, 1843
- Species Conus polyzonias Gmelin, 1791 accepted as Conus planorbis Born, 1778
- Species Conus pomareae (Monnier & Limpalaër, 2014)
- Species Conus ponderoaustriacus Sacco, 1893 †
- Species Conus ponderosus G. B. Sowerby II, 1858 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus ponderosus Brocchi, 1814 †
- Species Conus ponderovagus Sacco, 1893 †
- Species Conus pongo Coomans, Moolenbeek & Wils, 1982
- Species Conus pontificalis Lamarck, 1810 accepted as Conus dorreensis F. Péron, 1807
- Species Conus poormani S. S. Berry, 1968
- Species Conus poppei Elsen, 1983 accepted as Conus crotchii Reeve, 1849
- Species Conus porcellaneus Fischer von Waldheim, 1807
- Species Conus poremskigrandis (Crabos, Pomponet, Queiroz & L. Passos, 2023)
- Species Conus poremskii (Petuch & R. F. Myers, 2014) accepted as Conasprella poremskii (Petuch & R. F. Myers, 2014)
- Species Conus portobeloensis Petuch, 1990
- Species Conus portoricanus Hwass, 1792 accepted as Conus ermineus Born, 1778
- Species Conus postdiluvianus Risso, 1826 accepted as Conus ventricosus Gmelin, 1791
- Species Conus posticestriatus Kojumdgieva, 1960 †
- Species Conus potiguar (Petuch & Berschauer, 2019)
- Species Conus potusmarumai Kosuge, 1980 accepted as Conus pergrandis (Iredale, 1937)
- Species Conus poulosi Petuch, 1993
- Species Conus praecellens A. Adams, 1854
- Species Conus praeclarus Fenaux, 1942 accepted as Conus planorbis Born, 1778
- Species Conus praecursor Mayer-Eymar, 1891 †
- Species Conus praefectus Hwass, 1792 accepted as Conus ochroleucus Gmelin, 1791
- Species Conus praelatus Hwass, 1792
- Species Conus praelongus R. Hoernes & Auinger, 1879 †
- Species Conus praetextus Reeve, 1848 accepted as Conus encaustus Kiener, 1845
- Species Conus precancellatus MacNeil, 1961 †
- Species Conus pretiosus G. Nevill & H. Nevill, 1874
- Species Conus prevosti G. B. Sowerby III, 1881 accepted as Conus lienardi Bernardi & Crosse, 1861
- Species Conus primula Reeve, 1849 accepted as Conus lividus Hwass, 1792
- Species Conus primus Röckel & Korn, 1990
- Species Conus princeps Linnaeus, 1758
- Species Conus priscai (Bozzetti, 2012) accepted as Conus archiepiscopus Hwass, 1792
- Species Conus priscus K. Martin, 1931 †
- Species Conus profundorum (Kuroda, 1956) accepted as Profundiconus profundorum (Kuroda, 1956)
- Species Conus prometheus Hwass, 1792 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus propinquus E. A. Smith, 1877 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus proteus Hwass, 1792 accepted as Conus spurius Gmelin, 1791
- Species Conus protocardinalis Petuch, 1991 †
- Species Conus prototypus Guppy, 1867 †
- Species Conus proximus G. B. Sowerby II, 1860
- Species Conus prytanis G. B. Sowerby III, 1882 accepted as Conus diadema G. B. Sowerby I, 1834
- Species Conus pseudaurantius Vink & Cosel, 1985
- Species Conus pseudimperialis Moolenbeek, Zandbergen & Bouchet, 2008
- Species Conus pseudoarmoricus P. Marshall & Murdoch, 1920 †
- Species Conus pseudoaustini Nowell-Usticke, 1968 accepted as Conasprella bajanensis (Nowell-Usticke, 1968)
- Species Conus pseudocardinalis Coltro, 2004
- Species Conus pseudocedonulli Blainville, 1818
- Species Conus pseudocoelinae Delsaerdt, 1989 accepted as Conus coelinae Crosse, 1858
- Species Conus pseudocuneolus Röckel, Rolán & A. Monteiro, 1980 accepted as Conus cuneolus Reeve, 1843
- Species Conus pseudohungaricus (Harzhauser & Landau, 2016) †
- Species Conus pseudojaspideus Nowell-Usticke, 1968 accepted as Conasprella jaspidea pealii (Green, 1830)
- Species Conus pseudokimioi da Motta & R. Martin, 1982 accepted as Conasprella pseudokimioi (da Motta & R. Martin, 1982)
- Species Conus pseudomarmoreus Crosse, 1875 accepted as Conus marmoreus Linnaeus, 1758
- Species Conus pseudomusicus Bozzetti, 2023 accepted as Conus litteratus Linnaeus, 1758
- Species Conus pseudonivifer A. Monteiro, M. Tenorio & Poppe, 2004
- Species Conus pseudoponderosus Glibert, 1952 †
- Species Conus pseudorbignyi Röckel & Lan, 1981 accepted as Conasprella pseudorbignyi (Röckel & Lan, 1981)
- Species Conus pseudotextile Grateloup, 1835 †
- Species Conus ptychodermis Tate, 1890 †
- Species Conus pulchellus Swainson, 1822 accepted as Conus circumactus Iredale, 1929
- Species Conus pulchellus G. B. Sowerby I, 1834 accepted as Conus varius Linnaeus, 1758
- Species Conus pulchellus Pecchioli, 1864 †
- Species Conus pulcher [Lightfoot], 1786
- Species Conus pulcher A. Adams, 1854 accepted as Conus proximus G. B. Sowerby II, 1860
- Species Conus pulcherrimus Brazier, 1894 accepted as Conus excelsus G. B. Sowerby III, 1908
- Species Conus pulchrelineatus Hopwood, 1921 accepted as Conus striatellus Link, 1807
- Species Conus pulicarius Hwass, 1792
- Species Conus pullalescens Tenison Woods, 1879 † accepted as Conasprella pullalescens (Tenison Woods, 1879) †
- Species Conus punctatus Gmelin, 1791 accepted as Conus augur [Lightfoot], 1786
- Species Conus punctatus Hwass, 1792 accepted as Conus biliosus (Röding, 1798)
- Species Conus puncticulatus Hwass, 1792 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus punctomaculatus Bozzetti, 2020 accepted as Conus medoci Lorenz, 2004
- Species Conus puncturatus Hwass, 1792 accepted as Conus sponsalis Hwass, 1792
- Species Conus puniceus Schröter, 1803
- Species Conus purissimus Filmer, 2011
- Species Conus purpurascens G. B. Sowerby I, 1833
- Species Conus purus Pease, 1863
- Species Conus purvisi (T. Cossignani & Fiadeiro, 2017) accepted as Conus damottai Trovão, 1979
- Species Conus puschi Michelotti, 1847 † accepted as Conus elatus Michelotti, 1847 †
- Species Conus pusillus Reeve, 1843 accepted as Conus parvatus Walls, 1979
- Species Conus pusillus G. B. Sowerby II, 1857 accepted as Conus parvatus Walls, 1979
- Species Conus pusillus Lamarck, 1810 accepted as Conasprella pusio (Hwass, 1792)
- Species Conus pusillus A. Gould, 1853 accepted as Conus nux Broderip, 1833
- Species Conus pusio Hwass, 1792 accepted as Conasprella pusio (Hwass, 1792)
- Species Conus pusio G. B. Sowerby I, 1834 accepted as Conus melvilli G. B. Sowerby III, 1879
- Species Conus pustulatus Kiener, 1847
- Species Conus pygmaeus Reeve, 1844 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus pyramidalis Lamarck, 1810 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus pyriformis Reeve, 1843 accepted as Conus patricius Hinds, 1843
- Species Conus pyrula Brocchi, 1814 †
- Species Conus pyruloides Doderlein, 1864 †
- Species Conus quadratomaculatus G. B. Sowerby II, 1866 accepted as Conus erythraeensis Reeve, 1843
- Species Conus quadratus Perry, 1811 accepted as Conus ebraeus Linnaeus, 1758
- Species Conus quaestor Lamarck, 1810 accepted as Conus venulatus Hwass, 1792
- Species Conus quasidaucus Touitou, Puillandre, Bouchet & Clovel, 2020
- Species Conus quasimagnificus da Motta, 1982 accepted as Conus pennaceus Born, 1778
- Species Conus quasimagus (Bozzetti, 2016)
- Species Conus queenslandis da Motta, 1984
- Species Conus queketti E. A. Smith, 1906 accepted as Conus imperialis queketti E. A. Smith, 1906
- Species Conus querciniformis K. Martin, 1884 †
- Species Conus quercinus [Lightfoot], 1786
- Species Conus quercinus Hwass, 1792 accepted as Conus quercinus [Lightfoot], 1786
- Species Conus quiquandoni Lorenz & Barbier, 2008
- Species Conus racemosus G. B. Sowerby III, 1874 accepted as Conus purus Pease, 1863
- Species Conus rachelae Petuch, 1988 accepted as Conasprella rachelae (Petuch, 1988)
- Species Conus radiatus Gmelin, 1791
- Species Conus rainesae McGinty, 1953 accepted as Conasprella rainesae (McGinty, 1953)
- Species Conus ralphii Tenison Woods, 1879 †
- Species Conus ranonganus da Motta, 1978
- Species Conus ranunculus Hwass, 1792 accepted as Conus achatinus Gmelin, 1791
- Species Conus raoulensis A. W. B. Powell, 1958 accepted as Conasprella raoulensis (A. W. B. Powell, 1958)
- Species Conus raphanus Hwass, 1792
- Species Conus rarimaculatus G. B. Sowerby II, 1870 accepted as Conasprella sieboldii (Reeve, 1848)
- Species Conus rattus Hwass, 1792
- Species Conus raulini Peyrot, 1931 † accepted as Conilithes allioni (Michelotti, 1847) †
- Species Conus raulsilvai Rolán, A. Monteiro & C. Fernandes, 1998
- Species Conus ravus A. Gould, 1853 accepted as Californiconus californicus (Reeve, 1844)
- Species Conus rawaiensis da Motta, 1978
- Species Conus recluzianus Bernardi, 1853
- Species Conus recognitus Guppy, 1867 †
- Species Conus recurvus Broderip, 1833
- Species Conus reductaspiralis Walls, 1979
- Species Conus reevei Kiener, 1845 accepted as Conus vittatus Hwass, 1792
- Species Conus reflectus G. B. Sowerby III, 1877 accepted as Conus catus Hwass, 1792
- Species Conus reflexus G. B. Sowerby III, 1887 accepted as Conus catus Hwass, 1792
- Species Conus regalitatis G. B. Sowerby I, 1834 accepted as Conus purpurascens G. B. Sowerby I, 1833
- Species Conus regius Gmelin, 1791
- Species Conus regius Hwass, 1792 accepted as Conus princeps Linnaeus, 1758
- Species Conus regonae Rolán & Trovão, 1990
- Species Conus regularis G. B. Sowerby I, 1833
- Species Conus regus [sic] accepted as Conus princeps Linnaeus, 1758
- Species Conus rembangensis K. Martin, 1906 †
- Species Conus remo Brazier, 1898 accepted as Conus anemone Lamarck, 1810
- Species Conus renateae Cailliez, 1993
- Species Conus renkeri (Poppe & Tagaro, 2023)
- Species Conus restitutus C. A. White, 1887 †
- Species Conus reteaureum Perry, 1811 accepted as Conus textile Linnaeus, 1758
- Species Conus reticularis Bory de Saint Vincent, 1827 accepted as Conus mercator Linnaeus, 1758
- Species Conus reticulatus Perry, 1811 accepted as Conus araneosus [Lightfoot], 1786
- Species Conus reticulatus G. B. Sowerby I, 1834 accepted as Conasprella lucida (W. Wood, 1828)
- Species Conus reticulatus Born, 1778
- Species Conus retifer Menke, 1829
- Species Conus rhododendron J. C. Jay, 1839 accepted as Conus adamsonii Broderip, 1836
- Species Conus richardbinghami Petuch, 1993
- Species Conus richardi Fenaux, 1942 accepted as Conus fumigatus Hwass, 1792
- Species Conus richardsae Röckel & Korn, 1992
- Species Conus richeri Richard & Moolenbeek, 1988
- Species Conus riosi Petuch, 1986
- Species Conus ritae Petuch, 1995
- Species Conus rivularius Reeve, 1849 accepted as Conus boeticus Reeve, 1844
- Species Conus rizali B. M. Olivera & J. S. Biggs, 2010
- Species Conus roatanensis (Petuch & Sargent, 2011) accepted as Conasprella roatanensis (Petuch & Sargent, 2011)
- Species Conus roberti Richard, 2009 accepted as Conasprella roberti (Richard, 2009)
- Species Conus robillardi Bernardi, 1858 accepted as Conus vexillum Gmelin, 1791
- Species Conus robini (Limpalaër & Monnier, 2012)
- Species Conus roeckeli Rolán, 1980
- Species Conus rogmartini da Motta, 1982 accepted as Conasprella otohimeae (Kuroda & Ko. Itô, 1961)
- Species Conus rokokorum (Monnier, Prugnaud & Limpalaër, 2021)
- Species Conus rolani Röckel, 1986
- Species Conus rollandi Bernardi, 1860 accepted as Conus magus Linnaeus, 1758
- Species Conus roosevelti Bartsch & Rehder, 1939
- Species Conus rosaceus Kiener, 1849 accepted as Conus iodostoma Reeve, 1843
- Species Conus rosaceus G. B. Sowerby I, 1834 accepted as Conasprella mindana (Hwass, 1792)
- Species Conus rosaceus Dillwyn, 1817 accepted as Conus tinianus Hwass, 1792
- Species Conus rosalindensis Petuch, 1998
- Species Conus rosapex (Crabos, Pomponet, Queiroz & L. Passos, 2023)
- Species Conus rosemaryae Petuch, 1990
- Species Conus roseorapum G. Raybaudi & da Motta, 1990
- Species Conus roseotinctus G. B. Sowerby II, 1866 accepted as Conus anemone Lamarck, 1810
- Species Conus roseus Lamarck, 1810 accepted as Conus biliosus (Röding, 1798)
- Species Conus roseus Fischer von Waldheim, 1807 accepted as Conus granulatus Linnaeus, 1758
- Species Conus rosi (Petuch & Berschauer, 2015)
- Species Conus rosiae (Monnier, Batifoix & Limpalaër, 2018)
- Species Conus rossiteri Brazier, 1870 accepted as Conus papilliferus G. B. Sowerby I, 1834
- Species Conus rotundus R. Hoernes & Auinger, 1879 †
- Species Conus rouxi (Monnier, Limpalaër & Robin, 2013)
- Species Conus royaikeni (S. G. Veldsman, 2010)
- Species Conus rubescens Bonnet, 1864 accepted as Conus canonicus Hwass, 1792
- Species Conus rubescens Schröter, 1803
- Species Conus rubiginosus Hwass, 1792 accepted as Conus episcopus Hwass, 1792
- Species Conus rubropennatus da Motta, 1982 accepted as Conus pennaceus Born, 1778
- Species Conus ruckmani Dickerson, 1917 †
- Species Conus rudiae Magnotte, 1971 accepted as Conus patae Abbott, 1971
- Species Conus rudis Weinkauff, 1873 accepted as Conus ermineus Born, 1778
- Species Conus rufimaculosus Macpherson, 1959
- Species Conus ruppellii Reeve, 1848
- Species Conus rusticus Poli, 1826 accepted as Conus ventricosus Gmelin, 1791
- Species Conus rusticus Linnaeus, 1758
- Species Conus ruthae (Monnier & Limpalaër, 2013)
- Species Conus rutilus Menke, 1843 accepted as Conasprella rutila (Menke, 1843)
- Species Conus sagarinoi Fenzan, 2004 accepted as Conus terryni M. Tenorio & Poppe, 2004
- Species Conus sagei Korn & G. Raybaudi Massilia, 1993 accepted as Lilliconus sagei (Korn & G. Raybaudi Massilia, 1993)
- Species Conus sagittatus G. B. Sowerby II, 1865 accepted as Conus lemniscatus Reeve, 1849
- Species Conus sagittiferus G. B. Sowerby II, 1866 accepted as Conus lemniscatus Reeve, 1849
- Species Conus saharicus (Petuch & Berschauer, 2016) accepted as Conus guanche Lauer, 1993
- Species Conus sahlbergi da Motta & Harland, 1986
- Species Conus sakalava (Monnier & M. Tenorio, 2017)
- Species Conus salletae (T. Cossignani, 2014)
- Species Conus salreiensis Rolán, 1980 accepted as Conus crotchii Reeve, 1849
- Species Conus salzmanni G. Raybaudi Massilia & Rolán, 1997
- Species Conus samadiae M. Tenorio & Puillandre, 2023
- Species Conus samaraiensis (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus samiae da Motta, 1982
- Species Conus sanctaemarthae Vink, 1977 accepted as Conus granarius Kiener, 1847
- Species Conus sanderi Wils & Moolenbeek, 1979 accepted as Conus villepinii f. sanderi Wils & Moolenbeek, 1979
- Species Conus sandwichensis Walls, 1978
- Species Conus sanguineus Kiener, 1850
- Species Conus sanguinolentus Quoy & Gaimard, 1834
- Species Conus sanguinolentus Reeve, 1849 accepted as Conus daucus Hwass, 1792
- Species Conus sannio Finlay, 1927 †
- Species Conus santaluziensis (T. Cossignani & Fiadeiro, 2015)
- Species Conus santanaensis (Afonso & M. Tenorio, 2014)
- Species Conus santii (T. Cossignani, 2022) accepted as Conus reticulatus Born, 1778
- Species Conus santinii (Monnier & Limpalaër, 2014)
- Species Conus sapphirostoma Weinkauff, 1874 accepted as Conus biliosus (Röding, 1798)
- Species Conus saragasae Rolán, 1986
- Species Conus sardus Link, 1807
- Species Conus sargenti (Petuch, 2013) accepted as Conasprella sargenti (Petuch, 2013)
- Species Conus sartii Korn, Niederhöfer & Blöcher, 2002 accepted as Conus janus Hwass, 1792
- Species Conus saucatsensis Mayer-Eymar, 1891 †
- Species Conus sauridens Conrad, 1833 † accepted as Eoconus sauridens (Conrad, 1833) †
- Species Conus sauros E. F. García, 2006 accepted as Conasprella sauros (E. F. García, 2006)
- Species Conus sazanka Shikama, 1970 accepted as Conus martensi E. A. Smith, 1884
- Species Conus scaber Kiener, 1847 accepted as Conus miliaris Hwass, 1792
- Species Conus scaber Link, 1807 accepted as Conasprella puncticulata (Hwass, 1792)
- Species Conus scabriculus Solander, 1766 † accepted as Hemiconus scabriculus (Solander, 1766) †
- Species Conus scabriusculus Dillwyn, 1817
- Species Conus scalaris Valenciennes, 1832
- Species Conus scalaris K. Martin, 1879 † accepted as Conus climax Tomlin, 1937 †
- Species Conus scalarispira (Bozzetti, 2012)
- Species Conus scalarissimus da Motta, 1988
- Species Conus scaliae Böse, 1906 †
- Species Conus scalii (T. Cossignani, 2023)
- Species Conus scalptus Reeve, 1843
- Species Conus scariphus Dall, 1910 accepted as Conasprella scaripha (Dall, 1910)
- Species Conus sceptophorus O. Boettger, 1887 † accepted as Conilithes sceptophorus (O. Boettger, 1887) †
- Species Conus schech Weinkauff, 1873 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus schepmani Fulton, 1936 accepted as Conasprella saecularis (Melvill, 1898)
- Species Conus schiosensis G. Böhm, 1895 † accepted as Trochactaeon schiosensis (G. Böhm, 1895) †
- Species Conus schirrmeisteri Coltro, 2004 accepted as Conasprella schirrmeisteri (Coltro, 2004)
- Species Conus schroeckingeri R. Hoernes & Auinger, 1879 †
- Species Conus scitulus Reeve, 1849 accepted as Conus algoensis scitulus Reeve, 1849
- Species Conus scopulicola (Okutani, 1972) accepted as Profundiconus scopulicola Okutani, 1972
- Species Conus scopulorum Van Mol, Tursch & Kempf, 1971
- Species Conus scottjordani (Poppe, Monnier & Tagaro, 2012)
- Species Conus scriptus G. B. Sowerby II, 1858 accepted as Conus textile vaulberti Lorenz, 2012
- Species Conus scriptus Deshayes, 1828
- Species Conus sculletti J. A. Marsh, 1963
- Species Conus sculpturatus Röckel & da Motta, 1986
- Species Conus secutor Crosse, 1865 accepted as Conus tinianus Hwass, 1792
- Species Conus sedanensis K. Martin, 1906 †
- Species Conus segravei Gatliff, 1891 accepted as Conus clarus E. A. Smith, 1881
- Species Conus selectus A. Adams, 1855 accepted as Conus monilifer Broderip, 1833
- Species Conus selenae Van Mol, Tursch & Kempf, 1967 accepted as Artemidiconus selenae (Van Mol, Tursch & Kempf, 1967)
- Species Conus semicostatus Münster, 1841 †
- Species Conus semisulcatus G. B. Sowerby II, 1870 accepted as Conus capreolus Röckel, 1985
- Species Conus semisulcatus Bronn, 1831 †
- Species Conus semivelatus G. B. Sowerby III, 1882 accepted as Conus rattus Hwass, 1792
- Species Conus senator Linnaeus, 1758
- Species Conus senegalensis (Gulden, Moolenbeek & Goud, 2017) accepted as Conus mercator Linnaeus, 1758
- Species Conus sennottorum Rehder & Abbott, 1951
- Species Conus serranegrae Rolán, 1990 accepted as Conus cuneolus Reeve, 1843
- Species Conus sertacinctus Röckel, 1986
- Species Conus seurati Fenaux, 1942
- Species Conus severinae T. Cossignani, 2020 accepted as Conus cinereus Hwass, 1792
- Species Conus sewalli Maury, 1917 †
- Species Conus seychellensis G. Nevill & H. Nevill, 1874 accepted as Conus litoglyphus Hwass, 1792
- Species Conus sharpeanus Pereira da Costa, 1866 †
- Species Conus shaskyi (M. Tenorio, J. K. Tucker & Chaney, 2012)
- Species Conus shikamai Coomans, Moolenbeek & Wils, 1985
- Species Conus shimajiriensis MacNeil, 1961 †
- Species Conus siamensis Hwass, 1792 accepted as Conus pulcher [Lightfoot], 1786
- Species Conus siculus Delle Chiaje, 1828 accepted as Gibberula miliaria (Linnaeus, 1758)
- Species Conus sieboldianus Makiyama, 1927 †
- Species Conus sieboldii Reeve, 1848 accepted as Conasprella sieboldii (Reeve, 1848)
- Species Conus signae Bartsch, 1937 accepted as Conus virgatus Reeve, 1849
- Species Conus signifer Crosse, 1865 accepted as Conus raphanus Hwass, 1792
- Species Conus silviae (T. Cossignani, 2014) accepted as Conus fuscoflavus Röckel, Rolán & A. Monteiro, 1980
- Species Conus simoensis K. Martin, 1906 †
- Species Conus simonei (Petuch & R. F. Myers, 2014) accepted as Conasprella simonei (Petuch & R. F. Myers, 2014)
- Species Conus simonis Bozzetti, 2010
- Species Conus simplex G. B. Sowerby II, 1858 accepted as Conus algoensis simplex G. B. Sowerby II, 1858
- Species Conus sinaiensis (Petuch & Berschauer, 2016)
- Species Conus sindangbaranensis K. Martin, 1906 †
- Species Conus sindon Reeve, 1844 accepted as Conus omaria Hwass, 1792
- Species Conus sinensis G. B. Sowerby I, 1841 accepted as Conus praecellens A. Adams, 1854
- Species Conus sirventi Fenaux, 1943 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus skinneri da Motta, 1982
- Species Conus skoglundae (M. Tenorio, J. K. Tucker & Chaney, 2012)
- Species Conus smirna Bartsch & Rehder, 1943 accepted as Profundiconus smirna (Bartsch & Rehder, 1943)
- Species Conus smithi Angas, 1877 accepted as Conasprella rutila (Menke, 1843)
- Species Conus smithvillensis G. D. Harris, 1895 †
- Species Conus smoesi (Petuch & Berschauer, 2016)
- Species Conus soaresi Trovão, 1978 accepted as Conus cloveri Walls, 1978
- Species Conus socialis K. Martin, 1895 †
- Species Conus sogodensis (Poppe, Monnier & Tagaro, 2012)
- Species Conus solandri Broderip & G. B. Sowerby I, 1830 accepted as Conus coccineus Gmelin, 1791
- Species Conus solangeae Bozzetti, 2004
- Species Conus solidus G. B. Sowerby I, 1841 accepted as Conus retifer Menke, 1829
- Species Conus solidus Gmelin, 1791
- Species Conus solidus G. B. Sowerby I, 1850 † accepted as Conus recognitus Guppy, 1867 †
- Species Conus solomonensis Delsaerdt, 1992
- Species Conus somalicus (Bozzetti, 2013) accepted as Conasprella somalica (Bozzetti, 2013)
- Species Conus sondeianus K. Martin, 1895 † accepted as Conasprella sondeiana (K. Martin, 1895) †
- Species Conus sorenseni Sander, 1982 accepted as Conus sanderi Wils & Moolenbeek, 1979
- Species Conus sowerbii Reeve, 1849 accepted as Conus praecellens A. Adams, 1854
- Species Conus sowerbyi G. B. Sowerby II, 1857 accepted as Conus praecellens A. Adams, 1854
- Species Conus sozoni Bartsch, 1939 accepted as Conasprella delessertii (Récluz, 1843)
- Species Conus speciosissimus Reeve, 1848 accepted as Conus magellanicus Hwass, 1792
- Species Conus speciosus G. B. Sowerby II, 1857 accepted as Conus cardinalis Hwass, 1792
- Species Conus spectabilis A. Adams, 1854 accepted as Conus artoptus G. B. Sowerby I, 1833
- Species Conus spectrum Linnaeus, 1758
- Species Conus spengleri Petuch, 1991 †
- Species Conus sphacelatus G. B. Sowerby I, 1833
- Species Conus spiceri Bartsch & Rehder, 1943
- Species Conus spiculum Reeve, 1849 accepted as Conus generalis Linnaeus, 1767
- Species Conus spinosus Linnaeus, 1758 † accepted as Athleta spinosa (Linnaeus, 1758) †
- Species Conus spirofilis Habe & Kosuge, 1970 accepted as Conasprella spirofilis (Habe & Kosuge, 1970)
- Species Conus spirogloxus Deshayes, 1863 accepted as Conus maldivus Hwass, 1792
- Species Conus splendidulus G. B. Sowerby I, 1833
- Species Conus spolongensis K. Martin, 1916 †
- Species Conus sponsalis Hwass, 1792
- Species Conus springvaleensis Mansfield, 1925 †
- Species Conus spurius Gmelin, 1791
- Species Conus spurius (Röding, 1798) accepted as Conus regius Gmelin, 1791
- Species Conus stachei R. Hoernes & Auinger, 1879 † accepted as Hemiconus granularis (Borson, 1820) †
- Species Conus stainforthii Reeve, 1843
- Species Conus stanfieldi Petuch, 1998
- Species Conus stearnsianus (Raymond, 1904) accepted as Megasurcula stearnsiana (Raymond, 1904)
- Species Conus stearnsii Conrad, 1869 accepted as Conasprella stearnsii (Conrad, 1869)
- Species Conus steinabrunnensis Sacco, 1893 †
- Species Conus steindachneri R. Hoernes, 1879 †
- Species Conus stellatus Kiener, 1847 accepted as Conus purus Pease, 1863
- Species Conus stenostoma G. B. Sowerby I, 1850 † accepted as Conasprella stenostoma (G. B. Sowerby I, 1850) †
- Species Conus stenostomus [sic] † accepted as Conus stenostoma G. B. Sowerby I, 1850 †
- Species Conus stercusmuscarum Linnaeus, 1758
- Species Conus stercutius Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus sticticus A. Adams, 1854 accepted as Conasprella jaspidea pealii (Green, 1830)
- Species Conus stigmaticus A. Adams, 1854 accepted as Conus collisus Reeve, 1849
- Species Conus stillatus Reeve, 1849 accepted as Conus spectrum Linnaeus, 1758
- Species Conus stimpsoni Dall, 1902
- Species Conus stimpsonorum (T. Cossignani & Allary, 2019)
- Species Conus stocki Coomans & Moolenbeek, 1990 accepted as Conasprella stocki (Coomans & Moolenbeek, 1990)
- Species Conus stramineus Lamarck, 1810
- Species Conus straturatus G. B. Sowerby II, 1865
- Species Conus strauszi (Z. Kovács & Vicián, 2023) †
- Species Conus striatellus Link, 1807
- Species Conus striatellus H. M. Jenkins, 1864 †
- Species Conus striatulus Brocchi, 1814 †
- Species Conus striatus Linnaeus, 1758
- Species Conus strigatus Hwass, 1792 accepted as Conus australis Holten, 1802
- Species Conus striolatus Kiener, 1848
- Species Conus strombiformis Gabb, 1873 †
- Species Conus stromboides Lamarck, 1803 † accepted as Hemiconus stromboides (Lamarck, 1803) †
- Species Conus stupa (Kuroda, 1956)
- Species Conus stupella (Kuroda, 1956)
- Species Conus sturi R. Hoernes & Auinger, 1879 †
- Species Conus subachatinus Crosse, 1858 †
- Species Conus subacuminatus A. d'Orbigny, 1852 † accepted as Conus antiquus Lamarck, 1810 †
- Species Conus subacutangulus A. d'Orbigny, 1852 † accepted as Conilithes exaltatus (Eichwald, 1830) †
- Species Conus subacutus Fenaux, 1942 accepted as Conus amadis Gmelin, 1791
- Species Conus subaequalis G. B. Sowerby II, 1870
- Species Conus subalsionus A. d'Orbigny, 1852 †
- Species Conus subbrevis d'Archiac & Haime, 1854 †
- Species Conus subcapitaneus Link, 1807 accepted as Conus litoglyphus Hwass, 1792
- Species Conus subcarinatus G. B. Sowerby II, 1865 accepted as Conus malacanus Hwass, 1792
- Species Conus subfloridus da Motta, 1985
- Species Conus submarginatus G. B. Sowerby II, 1870
- Species Conus submediterraneus Locard, 1886 accepted as Conus ventricosus Gmelin, 1791
- Species Conus subraristriatus Pereira da Costa, 1866 †
- Species Conus subroseus Röckel & Korn, 1992 accepted as Conus lischkeanus subroseus Röckel & Korn, 1992
- Species Conus substitutus Link, 1807 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus substriatellus H. Woodward, 1879 †
- Species Conus subtessellatus A. d'Orbigny, 1852 †
- Species Conus subturritus A. d'Orbigny, 1852 † accepted as Conasprella subturrita (A. d'Orbigny, 1852) †
- Species Conus subulatus Kiener, 1847
- Species Conus subvimineus Cossmann, 1900 †
- Species Conus succinctus A. Adams, 1854 accepted as Conus infrenatus Reeve, 1848
- Species Conus suduirauti G. Raybaudi Massilia, 2004
- Species Conus suessi R. Hoernes & Auinger, 1879 †
- Species Conus suffusus G. B. Sowerby II, 1870 accepted as Conus marmoreus Linnaeus, 1758
- Species Conus sugillatus Reeve, 1844
- Species Conus sugimotonis Kuroda, 1929
- Species Conus sukhadwalai Röckel & da Motta, 1983
- Species Conus sulcatus Hwass, 1792
- Species Conus sulcatus Megerle von Mühlfeld, 1816 accepted as Conasprella jaspidea pealii (Green, 1830)
- Species Conus sulcatus Link, 1807 accepted as Conasprella jaspidea (Gmelin, 1791)
- Species Conus sulciferus A. Adams, 1854 accepted as Conus tmetus Tomlin, 1937
- Species Conus sulciferus Deshayes, 1835 † accepted as Eoconus sulciferus (Deshayes, 1835) †
- Species Conus sulcocastaneus Kosuge, 1981
- Species Conus sulphuratus Kiener, 1847 accepted as Conus vexillum Gmelin, 1791
- Species Conus suluensis Shikama, 1979 accepted as Conus tribblei Walls, 1977
- Species Conus sumatrae Tomlin, 1937 †
- Species Conus sumatrensis Hwass, 1792 accepted as Conus vexillum Gmelin, 1791
- Species Conus sumatrensis Haanstra & Spiker, 1932 † accepted as Conus sumatrae Tomlin, 1937 †
- Species Conus sumbawaensis (Verbinnen, 2022)
- Species Conus sundaicus Pannekoek, 1936 †
- Species Conus sunderlandi Petuch, 1987
- Species Conus superscriptus G. B. Sowerby III, 1877 accepted as Conus iodostoma Reeve, 1843
- Species Conus superstes Hedley, 1911
- Species Conus superstriatus G. B. Sowerby II, 1858 accepted as Conus anemone Lamarck, 1810
- Species Conus supracompressus Sacco, 1893 †
- Species Conus suratensis Hwass, 1792
- Species Conus surinamensis Hwass, 1792 accepted as Conus mappa [Lightfoot], 1786
- Species Conus sutanorcum Moolenbeek, Röckel & Bouchet, 2008
- Species Conus suteri Cossmann, 1918 † accepted as Conilithes suteri (Cossmann, 1918) †
- Species Conus sutoreanus Weinkauff, 1875 accepted as Conus gubernator Hwass, 1792
- Species Conus sutorianus Weinkauff, 1874 accepted as Conus sutoreanus Weinkauff, 1875
- Species Conus suturatus Reeve, 1844
- Species Conus suzannae van Rossum, 1990 accepted as Conus archiepiscopus Hwass, 1792
- Species Conus swainsoni Estival & Cosel, 1986
- Species Conus swinneni (M. Tenorio, Afonso, R. Cunha & Rolán, 2014) accepted as Conus delanoyae Trovão, 1979
- Species Conus sydneyensis G. B. Sowerby III, 1887
- Species Conus symmetricus G. B. Sowerby I, 1850 †
- Species Conus symmetricus F. Sandberger, 1859 † accepted as Hemiconus acionna Pacaud, 2024 †
- Species Conus syriacus G. B. Sowerby I, 1833 accepted as Conus regularis G. B. Sowerby I, 1833
- Species Conus tabidus Reeve, 1844
- Species Conus tacomae F. Boyer & Pelorce, 2009
- Species Conus taeniatus Hwass, 1792
- Species Conus tagaroae (Limpalaër & Monnier, 2013)
- Species Conus tahitiensis Dautzenberg, 1932 accepted as Conus rattus Hwass, 1792
- Species Conus tahuensis R. S. Allan, 1926 † accepted as Conilithes tahuensis (R. S. Allan, 1926) †
- Species Conus taitensis Hwass, 1792
- Species Conus takahashii (Petuch & Berschauer, 2019)
- Species Conus tamikoae Shikama, 1973 accepted as Conus kinoshitai (Kuroda, 1956)
- Species Conus tamsianus Dunker, 1853 accepted as Conus aemulus Reeve, 1844
- Species Conus tangae (T. Cossignani, 2022) accepted as Conus stimpsonorum (T. Cossignani & Allary, 2019)
- Species Conus taphrus Woodring, 1970 †
- Species Conus tarava Rabiller & Richard, 2014 accepted as Profundiconus tarava (Rabiller & Richard, 2014)
- Species Conus taslei Kiener, 1850 accepted as Conus guinaicus Hwass, 1792
- Species Conus tasmaniae G. B. Sowerby II, 1866 accepted as Conus magus Linnaeus, 1758
- Species Conus tasmanicus Tenison Woods, 1876 accepted as Conasprella rutila (Menke, 1843)
- Species Conus taurinensis Bellardi & Michelotti, 1840 †
- Species Conus tayabasensis Olivera & Espino, 2022
- Species Conus taylorianus E. A. Smith, 1880 accepted as Conus exiguus Lamarck, 1810
- Species Conus tegulatus G. B. Sowerby II, 1870 accepted as Conus inscriptus Reeve, 1843
- Species Conus telatus Reeve, 1848
- Species Conus tendineus Hwass, 1792 accepted as Conus violaceus Gmelin, 1791
- Species Conus tenellus Holten, 1802 accepted as Conus nimbosus Hwass, 1792
- Species Conus tenellus Dillwyn, 1817 accepted as Conus nimbosus Hwass, 1792
- Species Conus tenorioi (Monnier, A. Monteiro & Limpalaër, 2016)
- Species Conus tenuilineatus Rolán & Röckel, 2001
- Species Conus tenuis G. B. Sowerby II, 1857 accepted as Conus floridulus A. Adams & Reeve, 1848
- Species Conus tenuis G. B. Sowerby I, 1833 accepted as Conus tinianus Hwass, 1792
- Species Conus tenuistriatus G. B. Sowerby II, 1858
- Species Conus tenuisulcatus G. B. Sowerby II, 1873 accepted as Conus balteatus G. B. Sowerby I, 1833
- Species Conus tenuisulcatus G. B. Sowerby II, 1870
- Species Conus teodorae Rolán & F. Fernandes, 1990 accepted as Conus crotchii Reeve, 1849
- Species Conus teramachii (Kuroda, 1956) accepted as Profundiconus teramachii (Kuroda, 1956)
- Species Conus terebellum Linnaeus, 1758 accepted as Terebellum terebellum (Linnaeus, 1758)
- Species Conus terebellum Gmelin, 1791 accepted as Conus terebra Born, 1778
- Species Conus terebellum (Röding, 1798) accepted as Conus circumcisus Born, 1778
- Species Conus terebra Born, 1778
- Species Conus terminus Lamarck, 1822 accepted as Conus gubernator Hwass, 1792
- Species Conus terryni M. Tenorio & Poppe, 2004
- Species Conus tessulatus Born, 1778
- Species Conus testudinarius Hwass, 1792 accepted as Conus ermineus Born, 1778
- Species Conus tethys (Petuch & Sargent, 2011)
- Species Conus tevesi Trovão, 1978 accepted as Conus alexandrinus Kaicher, 1977
- Species Conus textile Linnaeus, 1758
- Species Conus textilinus Kiener, 1847 accepted as Conus canonicus Hwass, 1792
- Species Conus thachi F. Huber, 2020
- Species Conus thailandis da Motta, 1978
- Species Conus thalassiarchus G. B. Sowerby I, 1834
- Species Conus theodorei Petuch, 2000
- Species Conus therriaulti (Petuch, 2013)
- Species Conus thevenardensis da Motta, 1987
- Species Conus thomae Gmelin, 1791
- Species Conus thomasi G. B. Sowerby III, 1881 accepted as Conus terebra Born, 1778
- Species Conus thorae H. J. Finlay, 1927 †
- Species Conus thuscus Nardo, 1847 accepted as Conus ventricosus Gmelin, 1791
- Species Conus tiaratus G. B. Sowerby I, 1833
- Species Conus tiarophorus Tomlin, 1937 †
- Species Conus tietzei R. Hoernes & Auinger, 1879 †
- Species Conus tigrinus G. B. Sowerby II, 1858 accepted as Conus textile Linnaeus, 1758
- Species Conus tiki Moolenbeek, Zandbergen & Bouchet, 2008 accepted as Conasprella tiki (Moolenbeek, Zandbergen & Bouchet, 2008)
- Species Conus timorensis Hwass, 1792
- Species Conus tinianus Hwass, 1792
- Species Conus tirardi Röckel & Moolenbeek, 1996 accepted as Conasprella tirardi (Röckel & Moolenbeek, 1996)
- Species Conus tisii T. C. Lan, 1978
- Species Conus tjaringinensis K. Martin, 1895 †
- Species Conus tjidamarensis K. Martin, 1879 †
- Species Conus tjilonganensis K. Martin, 1906 †
- Species Conus tmetus Tomlin, 1937
- Species Conus tokunagai Otuka, 1934 †
- Species Conus tonisii (Petuch & R. F. Myers, 2014)
- Species Conus tornatus G. B. Sowerby I, 1833 accepted as Conasprella tornata (G. B. Sowerby I, 1833)
- Species Conus torquatus E. von Martens, 1901 accepted as Profundiconus neotorquatus (da Motta, 1985)
- Species Conus torulosus Millet, 1865 † accepted as Conilithes torulosus (Millet, 1865) †
- Species Conus tosaensis Shikama, 1970 accepted as Conasprella articulata (G. B. Sowerby II, 1873)
- Species Conus tostesi Petuch, 1986
- Species Conus totoi (M. A. Lima & T. Cossignani, 2023)
- Species Conus tourosensis (Petuch & Berschauer, 2018)
- Species Conus trailli F. W. Hutton, 1873 † accepted as Conus huttoni Tate, 1890 †
- Species Conus traillii A. Adams, 1855 accepted as Pygmaeconus traillii (A. Adams, 1855)
- Species Conus transkeiensis Korn, 1998
- Species Conus transsylvanicus R. Hoernes & Auinger, 1879 †
- Species Conus tranthami Petuch, 1995
- Species Conus traversianus E. A. Smith, 1875 accepted as Conasprella traversiana (E. A. Smith, 1875)
- Species Conus tremperianus (Dall, 1911) accepted as Megasurcula carpenteriana (Gabb, 1865)
- Species Conus trencarti Nolf & Verstraeten, 2008
- Species Conus triangularis H. J. Finlay, 1924 † accepted as Conus trigonicus Tomlin, 1937 †
- Species Conus tribblei Walls, 1977
- Species Conus tribunus Gmelin, 1791 accepted as Conasprella centurio (Born, 1778)
- Species Conus tribunus Crosse, 1865 accepted as Conus hyaena Hwass, 1792
- Species Conus trigonicus Tomlin, 1937 †
- Species Conus trigonulus Grateloup, 1835 †
- Species Conus trigonus Reeve, 1848
- Species Conus trinitarius Hwass, 1792
- Species Conus trinitatensis Mansfield, 1925 †
- Species Conus trippae Petuch, 1991 †
- Species Conus tristensis Petuch, 1987
- Species Conus tristis Reeve, 1844
- Species Conus trochulus Reeve, 1844
- Species Conus troendlei Moolenbeek, Zandbergen & Bouchet, 2008
- Species Conus tromelini Vasseur, 1882 † accepted as Hemiconus tromelini (Vasseur, 1882) †
- Species Conus tropicensis Coomans & Filmer, 1985 accepted as Conus lischkeanus tropicensis Coomans & Filmer, 1985
- Species Conus trovaoi Rolán & Röckel, 2000
- Species Conus trunculus Monterosato, 1899 accepted as Conus ventricosus Gmelin, 1791
- Species Conus tryoni Heilprin, 1887 † accepted as Contraconus tryoni (Heilprin, 1887) †
- Species Conus tsampikaensis Psarras, Merle, Moissette & Koskeridou, 2024 †
- Species Conus tschermaki R. Hoernes & Auinger, 1879 †
- Species Conus tuberculatus Dujardin, 1837 † accepted as Gosavia tuberculata (Dujardin, 1837) †
- Species Conus tuberculatus Yokoyama, 1920 † accepted as Conus tuberculosus Tomlin, 1937
- Species Conus tuberculosus Tomlin, 1937 accepted as Profundiconus tuberculosus (Tomlin, 1937)
- Species Conus tulipa Linnaeus, 1758
- Species Conus turbinatus G. B. Sowerby II, 1858 accepted as Conus suturatus Reeve, 1844
- Species Conus turbinopsis Deshayes, 1865 † accepted as Hemiconus turbinopsis (Deshayes, 1865) †
- Species Conus turricula Brocchi, 1814 †
- Species Conus turriculatus G. B. Sowerby II, 1866 accepted as Conus acutangulus Lamarck, 1810
- Species Conus turriculatus Deshayes, 1865 †
- Species Conus turritinus da Motta, 1985 accepted as Conus furvus Reeve, 1843
- Species Conus turritus G. B. Sowerby II, 1870 accepted as Conus gradatulus Weinkauff, 1875
- Species Conus turschi da Motta, 1985 accepted as Conus consors G. B. Sowerby I, 1833
- Species Conus tuticorinensis Röckel & Korn, 1990
- Species Conus typhon Kilburn, 1975
- Species Conus uhlei (Petuch, Coltro & Berschauer, 2020)
- Species Conus umbgrovei K. Martin, 1933 †
- Species Conus undatus Kiener, 1847 accepted as Conus spurius lorenzianus Dillwyn, 1817
- Species Conus undulatus [Lightfoot], 1786 accepted as Conus textile Linnaeus, 1758
- Species Conus undulatus G. B. Sowerby II, 1858 accepted as Conus brettinghami Coomans, Moolenbeek & Wils, 1982
- Species Conus unicolor G. B. Sowerby I, 1834 accepted as Conus hyaena concolor G. B. Sowerby I, 1841
- Species Conus unicolor G. B. Sowerby I, 1833 accepted as Conus circumcisus Born, 1778
- Species Conus unifasciatus Kiener, 1850
- Species Conus urashimanus Kuroda & Ko. Itô, 1961
- Species Conus ustickei J. P. Miller, 1959 accepted as Conus attenuatus Reeve, 1844
- Species Conus ustulatus Reeve, 1844
- Species Conus valentinae (D. Monteiro & A. Monteiro, 2024)
- Species Conus vandijki K. Martin, 1916 †
- Species Conus vanhyningi Rehder, 1944 accepted as Conasprella vanhyningi (Rehder, 1944)
- Species Conus vanvilstereni (Moolenbeek & Zandbergen, 2013)
- Species Conus vappereaui A. Monteiro, 2009
- Species Conus variegatus Kiener, 1848
- Species Conus varius Linnaeus, 1758
- Species Conus vasseuri Mayer-Eymar, 1891 †
- Species Conus vaubani Röckel & Moolenbeek, 1995 accepted as Profundiconus vaubani (Röckel & Moolenbeek, 1995)
- Species Conus vautieri Kiener, 1847
- Species Conus vayssetianus Crosse, 1872 accepted as Conus exiguus Lamarck, 1810
- Species Conus vayssierei Pallary, 1906
- Species Conus veatchi Olsson, 1922 † accepted as Conus aemulator A. P. Brown & Pilsbry, 1911 †
- Species Conus vegaluzi (Monnier, Prugnaud, Limpalaër, 2020)
- Species Conus veillardi da Motta, 1990 accepted as Conus gubernator f. veillardi da Motta, 1990
- Species Conus velaensis Petuch, 1993
- Species Conus velliesi (S. G. Veldsman, 2016)
- Species Conus venezuelanus Petuch, 1987
- Species Conus ventricosus Gmelin, 1791
- Species Conus ventricosus Bronn, 1831 †
- Species Conus venulatus Hwass, 1792
- Species Conus venustulus Bozzetti, 2022
- Species Conus verdensis Trovão, 1979
- Species Conus verhoefi Röckel & Moolenbeek, 1996
- Species Conus vermiculatus Lamarck, 1810 accepted as Conus chaldaeus (Röding, 1798)
- Species Conus verreauxii Kiener, 1846 accepted as Conus spectrum Linnaeus, 1758
- Species Conus verriculum Reeve, 1843 accepted as Conus textile Linnaeus, 1758
- Species Conus verrucosus Hwass, 1792 accepted as Conasprella verrucosa (Hwass, 1792)
- Species Conus verulosus Hwass, 1792 accepted as Conus granulatus Linnaeus, 1758
- Species Conus vespertinus G. B. Sowerby I, 1825 accepted as Conus timorensis Hwass, 1792
- Species Conus vexillum Gmelin, 1791
- Species Conus vezoi Korn, Niederhöfer & Blöcher, 2000
- Species Conus vezzarochristophei T. Cossignani, 2018 accepted as Cylinder cholmondeleyi (Melvill, 1900)
- Species Conus vezzaroi (T. Cossignani, 2016) accepted as Conus quasimagus (Bozzetti, 2016)
- Species Conus vezzaronellyae (T. Cossignani, 2018) accepted as Conus victoriae Reeve, 1843
- Species Conus viaderi Fenaux, 1942 accepted as Conus locumtenens Blumenbach, 1791
- Species Conus vicarius Linnaeus, 1767 accepted as Conus ammiralis Linnaeus, 1758
- Species Conus vicarius (Röding, 1798) accepted as Conus locumtenens Blumenbach, 1791
- Species Conus vicarius Lamarck, 1810 accepted as Conus ammiralis Linnaeus, 1758
- Species Conus vicdani Kosuge, 1980 accepted as Conus sulcocastaneus Kosuge, 1981
- Species Conus victor Broderip, 1842
- Species Conus victoriae Reeve, 1843
- Species Conus vicweei Old, 1973
- Species Conus vidua Reeve, 1843
- Species Conus vietnamensis Thach, 2023
- Species Conus vikingorum Petuch, 1993
- Species Conus villalvernensis Pavia, 2022 †
- Species Conus villepinii P. Fischer & Bernardi, 1857
- Species Conus vimineus Reeve, 1849 accepted as Conasprella viminea (Reeve, 1849)
- Species Conus vinctus A. Adams, 1854 accepted as Conus monachus Linnaeus, 1758
- Species Conus vindobonensis R. Hoernes & Auinger, 1879 †
- Species Conus viola Cernohorsky, 1977
- Species Conus violaceus Gmelin, 1791
- Species Conus violaceus Link, 1807 accepted as Conus glans Hwass, 1792
- Species Conus violaceus Reeve, 1844 accepted as Conus viola Cernohorsky, 1977
- Species Conus viperinus Lauer, 1986 accepted as Conus omaria Hwass, 1792
- Species Conus virgatus Reeve, 1849
- Species Conus virginalis Brocchi, 1814 †
- Species Conus virgineus Link, 1807 accepted as Conus coronatus Gmelin, 1791
- Species Conus virgo Linnaeus, 1758
- Species Conus viridis G. B. Sowerby II, 1857 accepted as Conus rattus Hwass, 1792
- Species Conus viridulus Lamarck, 1810 accepted as Conus imperialis Linnaeus, 1758
- Species Conus visagenus Kilburn, 1974
- Species Conus visseri Delsaerdt, 1990 accepted as Pygmaeconus visseri (Delsaerdt, 1990)
- Species Conus vitifera Perry, 1811
- Species Conus vitilevuensis (Monnier, Prugnaud & Limpalaër, 2022)
- Species Conus vittatus Hwass, 1792
- Species Conus vitulinus Hwass, 1792
- Species Conus vividus G. B. Sowerby III, 1914
- Species Conus voeslauensis R. Hoernes & Auinger, 1879 †
- Species Conus voluminalis Reeve, 1843
- Species Conus vulcanus M. Tenorio & Afonso, 2004
- Species Conus vulpinus Hwass, 1792 accepted as Conus planorbis Born, 1778
- Species Conus vulpinus Schubert & J. A. Wagner, 1829 accepted as Conus planorbis Born, 1778
- Species Conus wagneri O. Boettger, 1902 †
- Species Conus wakayamaensis (Kuroda, 1956) accepted as Conasprella wakayamaensis (Kuroda, 1956)
- Species Conus wallacei (Lorenz & H. Morrison, 2004) accepted as Pygmaeconus wallacei (Lorenz & H. Morrison, 2004)
- Species Conus wallangra (Garrard, 1961)
- Species Conus walli Mansfield, 1925 †
- Species Conus waltonensis Aldrich, 1903 †
- Species Conus wandae (T. Cossignani, 2014) accepted as Conus borgesi Trovão, 1979
- Species Conus washingtonensis Van Winkle, 1918 †
- Species Conus waterhouseae Brazier, 1896 accepted as Conus distans Hwass, 1792
- Species Conus weinkauffii Löbbecke, 1882 accepted as Conus spurius Gmelin, 1791
- Species Conus weltoni Hickman, 1980 †
- Species Conus wendrosi (M. Tenorio & Afonso, 2013) accepted as Conasprella wendrosi (M. Tenorio & Afonso, 2013)
- Species Conus wheatleyi Michelotti, 1847 †
- Species Conus whiteheadae da Motta, 1985 accepted as Conus sugimotonis Kuroda, 1929
- Species Conus williamgabbi Maury, 1917 †
- Species Conus wilmeri G. B. Sowerby III, 1882
- Species Conus wilsi Delsaerdt, 1998
- Species Conus wistaria Shikama, 1970 accepted as Conus fulmen Reeve, 1843
- Species Conus wittigi Walls, 1977
- Species Conus woodringi Hendricks, 2018 †
- Species Conus woolseyi M. Smith, 1946 accepted as Conasprella centurio (Born, 1778)
- Species Conus worcesteri Brazier, 1891 accepted as Conus novaehollandiae A. Adams, 1854
- Species Conus worki Petuch, 1998
- Species Conus xanthicus Dall, 1910
- Species Conus xanthocinctus Petuch, 1986
- Species Conus xenicus Pilsbry & C. W. Johnson, 1917 †
- Species Conus xhosa (S. G. Veldsman, 2016)
- Species Conus xicoi Röckel, 1987
- Species Conus ximenes Gray, 1839 accepted as Conasprella ximenes (Gray, 1839)
- Species Conus yaelae (Lampson, 2025)
- Species Conus yaquensis Gabb, 1873 †
- Species Conus yemanjae Van Mol, Tursch & Kempf, 1967 accepted as Artemidiconus selenae (Van Mol, Tursch & Kempf, 1967)
- Species Conus yemenensis Bondarev, 1997
- Species Conus zambaensis Hendricks, 2015 †
- Species Conus zandbergeni Filmer & Moolenbeek, 2010
- Species Conus zapatosensis Röckel, 1987
- Species Conus zealandicus F. W. Hutton, 1873 accepted as Conus ventricosus Gmelin, 1791
- Species Conus zebra Lamarck, 1810
- Species Conus zebroides Kiener, 1848
- Species Conus zeylandicus [sic] accepted as Conus zeylanicus Gmelin, 1791
- Species Conus zeylanicus Gmelin, 1791
- Species Conus ziczac Megerle von Mühlfeld, 1816
- Species Conus zinhoi (T. Cossignani, 2014) accepted as Conus maioensis Trovão, Rolán & Félix-Alves, 1990
- Species Conus zonatus Hwass, 1792
- Species Conus zukiae Shikama, 1979 accepted as Conus mustelinus Hwass, 1792
- Species Conus zulu Petuch, 1979 accepted as Conus betulinus Linnaeus, 1758
- Species Conus zylmanae Petuch, 1998
- Genus Cornutoconus M. Suzuki, 1972 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Coronaxis Swainson, 1840 accepted as Conus (Conus) Linnaeus, 1758
- Genus Cucullus Röding, 1798 accepted as Conus (Conus) Linnaeus, 1758
- Genus Cylinder Montfort, 1810 accepted as Conus (Cylinder) Montfort, 1810
- Genus Cylindrus Batsch, 1789 accepted as Cylinder Montfort, 1810
- Genus Dalliconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Dalliconus) J. K. Tucker & M. Tenorio, 2009
- Genus Darioconus Iredale, 1930 accepted as Conus (Darioconus) Iredale, 1930
- Genus Dauciconus Cotton, 1945 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Dendroconus Swainson, 1840 accepted as Conus (Dendroconus) Swainson, 1840
- Genus Ductoconus da Motta, 1991 accepted as Conus (Ductoconus) da Motta, 1991
- Genus Duodenticonus J. K. Tucker & M. Tenorio, 2013 accepted as Conasprella (Conasprella) Thiele, 1929
- Genus Dyraspis Iredale, 1949 accepted as Conus (Virroconus) Iredale, 1930
- Genus Elisaconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Elisaconus) J. K. Tucker & M. Tenorio, 2013
- Genus Embrikena Iredale, 1937 accepted as Conus (Embrikena) Iredale, 1937
- Genus Endemoconus Iredale, 1931 accepted as Conasprella (Endemoconus) Iredale, 1931
- Genus Eoconus J. K. Tucker & M. Tenorio, 2009 † (9)
- Genus Eremiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Eremiconus) J. K. Tucker & M. Tenorio, 2009
- Genus Erythroconus da Motta, 1991 accepted as Conus (Darioconus) Iredale, 1930
- Genus Eugeniconus da Motta, 1991 accepted as Conus (Eugeniconus) da Motta, 1991
- Genus Floraconus Iredale, 1930 accepted as Conus (Floraconus) Iredale, 1930
- Genus Fraterconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Fraterconus) J. K. Tucker & M. Tenorio, 2013
- Genus Fulgiconus da Motta, 1991 accepted as Conus (Phasmoconus) Mörch, 1852
- Genus Fumiconus da Motta, 1991 accepted as Conasprella (Fusiconus) da Motta, 1991
- Genus Fusiconus da Motta, 1991 accepted as Conasprella (Fusiconus) da Motta, 1991
- Genus Gastridium Modeer, 1793 accepted as Conus (Gastridium) Modeer, 1793
- Genus Genuanoconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Kalloconus) da Motta, 1991
- Genus Gladioconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Monteiroconus) da Motta, 1991
- Genus Globiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Ximeniconus) W. K. Emerson & Old, 1962
- Genus Gradiconus da Motta, 1991 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Graphiconus da Motta, 1991 accepted as Conus (Phasmoconus) Mörch, 1852
- Genus Harmoniconus da Motta, 1991 accepted as Conus (Harmoniconus) da Motta, 1991
- Genus Hemiconus Cossmann, 1889 † (27)
- Genus Hermes Montfort, 1810 accepted as Conus (Hermes) Montfort, 1810
- Genus Herndliconus Petuch & Drolshagen, 2015 †
- Genus Isoconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Splinoconus) da Motta, 1991
- Genus Jaspidiconus Petuch, 2003 accepted as Conasprella (Ximeniconus) W. K. Emerson & Old, 1962
- Genus Kalloconus da Motta, 1991 accepted as Conus (Kalloconus) da Motta, 1991
- Genus Kellyconus Petuch, 2013 accepted as Conus (Kellyconus) Petuch, 2013
- Genus Kenyonia Brazier, 1896 (1)
- Genus Kermasprella A. W. B. Powell, 1958 accepted as Conasprella (Endemoconus) Iredale, 1931
- Genus Ketyconus da Motta, 1991 accepted as Conus (Floraconus) Iredale, 1930
- Genus Kioconus da Motta, 1991 accepted as Conus (Splinoconus) da Motta, 1991
- Genus Klemaeconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Klemaeconus) J. K. Tucker & M. Tenorio, 2013
- Genus Kohniconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Kohniconus) J. K. Tucker & M. Tenorio, 2009
- Genus Kurodaconus Shikama & T. Habe, 1968 accepted as Conus (Turriconus) Shikama & T. Habe, 1968
- Genus Lamniconus da Motta, 1991 accepted as Conus (Lamniconus) da Motta, 1991
- Genus Lautoconus Monterosato, 1923 accepted as Conus (Lautoconus) Monterosato, 1923
- Genus Leporiconus Iredale, 1930 accepted as Conus (Leporiconus) Iredale, 1930
- Genus Leptoconus Swainson, 1840 accepted as Conus (Leptoconus) Swainson, 1840
- Genus Lilliconus G. Raybaudi Massilia, 1994 (8)
- Genus Lindaconus Petuch, 2002 accepted as Conus (Lindaconus) Petuch, 2002
- Genus Lithoconus Mörch, 1852 accepted as Conus (Lithoconus) Mörch, 1852
- Genus Lividiconus [sic] accepted as Lividoconus Wils, 1970
- Genus Lividoconus Wils, 1970 accepted as Conus (Lividoconus) Wils, 1970
- Genus Magelliconus da Motta, 1991 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Malagasyconus Monnier & M. Tenorio, 2015 accepted as Conus (Malagasyconus) Monnier & M. Tenorio, 2015
- Genus Mamiconus Cotton & Godfrey, 1932 accepted as Conasprella (Endemoconus) Iredale, 1931
- Genus Miliariconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Virroconus) Iredale, 1930
- Genus Mitraconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Turriconus) Shikama & T. Habe, 1968
- Genus Monteiroconus da Motta, 1991 accepted as Conus (Monteiroconus) da Motta, 1991
- Genus Nataliconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Leptoconus) Swainson, 1840
- Genus Nimboconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Phasmoconus) Mörch, 1852
- Genus Nitidoconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Splinoconus) da Motta, 1991
- Genus Nubecula Herrmanssen, 1847 accepted as Conus (Gastridium) Modeer, 1793
- Genus Papilliconus Tracey & Craig, 2017 † (2)
- Genus Papyriconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Papyriconus) J. K. Tucker & M. Tenorio, 2013
- Genus Parviconus Cotton & Godfrey, 1932 accepted as Conasprella (Parviconus) Cotton & Godfrey, 1932
- Genus Perplexiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Ximeniconus) W. K. Emerson & Old, 1962
- Genus Phasmaconus [sic] accepted as Phasmoconus Mörch, 1852
- Genus Phasmoconus Mörch, 1852 accepted as Conus (Phasmoconus) Mörch, 1852 (1)
- Genus Pictoconus Limpalaër & Monnier, 2018 represented as Conus Linnaeus, 1758
- Genus Pionoconus Mörch, 1852 accepted as Conus (Pionoconus) Mörch, 1852
- Genus Plagioconus J. K. Tucker & M. Tenorio, 2009 † accepted as Conus (Plagioconus) J. K. Tucker & M. Tenorio, 2009 †
- Genus Plicaustraconus Moolenbeek, 2008 accepted as Conus (Plicaustraconus) Moolenbeek, 2008
- Genus Poremskiconus Petuch, 2013 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Profundiconus Kuroda, 1956 (32)
- Genus Protoconus da Motta, 1991 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Protostrioconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Gastridium) Modeer, 1793
- Genus Pseudoconorbis J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Pseudoconorbis) J. K. Tucker & M. Tenorio, 2009
- Genus Pseudohermes J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Virgiconus) Cotton, 1945
- Genus Pseudolilliconus J. K. Tucker & M. Tenorio, 2009 (4)
- Genus Pseudonoduloconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Pseudonoduloconus) J. K. Tucker & M. Tenorio, 2009
- Genus Pseudopterygia J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Pseudopterygia) J. K. Tucker & M. Tenorio, 2013
- Genus Puncticulis Swainson, 1840 accepted as Conus (Puncticulis) Swainson, 1840
- Genus Purpuriconus da Motta, 1991 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Pygmaeconus Puillandre & M. Tenorio, 2017 (6)
- Genus Pyruconus Olsson, 1967 accepted as Conus (Pyruconus) Olsson, 1967
- Genus Quasiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Quasiconus) J. K. Tucker & M. Tenorio, 2009
- Genus Regiconus Iredale, 1930 accepted as Conus (Darioconus) Iredale, 1930
- Genus Rhizoconus Mörch, 1852 accepted as Conus (Rhizoconus) Mörch, 1852
- Genus Rhombiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Rhombus Montfort, 1810 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Rolaniconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Strategoconus) da Motta, 1991
- Genus Rollus Montfort, 1810 accepted as Conus (Gastridium) Modeer, 1793
- Genus Rubroconus J. K. Tucker & M. Tenorio, 2013 accepted as Conus (Rubroconus) J. K. Tucker & M. Tenorio, 2013
- Genus Sandericonus Petuch, 2013 accepted as Conus (Sandericonus) Petuch, 2013
- Genus Sciteconus da Motta, 1991 accepted as Conus (Sciteconus) da Motta, 1991
- Genus Seminoleconus Petuch, 2003 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Splinoconus da Motta, 1991 accepted as Conus (Splinoconus) da Motta, 1991
- Genus Spuriconus Petuch, 2003 accepted as Conus (Lindaconus) Petuch, 2002
- Genus Stellaconus J. K. Tucker & M. Tenorio, 2009 accepted as Conus (Splinoconus) da Motta, 1991
- Genus Stephanoconus Mörch, 1852 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Strategoconus da Motta, 1991 accepted as Conus (Strategoconus) da Motta, 1991
- Genus Strioconus Thiele, 1929 accepted as Pionoconus Mörch, 1852
- Genus Sulciconus Bielz, 1869 accepted as Asprella Schaufuss, 1869
- Genus Taranteconus M. Azuma, 1972 accepted as Conus (Taranteconus) M. Azuma, 1972
- Genus Tenorioconus Petuch & Drolshagen, 2011 accepted as Conus (Stephanoconus) Mörch, 1852
- Genus Tequestaconus Petuch & Drolshagen, 2015 †
- Genus Tesselliconus da Motta, 1991 accepted as Conus (Tesselliconus) da Motta, 1991
- Genus Textilia Swainson, 1840 accepted as Conus (Textilia) Swainson, 1840
- Genus Textiliinae da Motta, 1995 accepted as Textilia Swainson, 1840
- Genus Thalassiconus J. K. Tucker & M. Tenorio, 2013 accepted as Calibanus da Motta, 1991
- Genus Thoraconus da Motta, 1991 accepted as Conus (Phasmoconus) Mörch, 1852
- Genus Trovaoconus J. K. Tucker & M. Tenorio, 2009 accepted as Kalloconus da Motta, 1991
- Genus Tuckericonus Petuch, 2013 accepted as Conus (Dauciconus) Cotton, 1945
- Genus Turriconus Shikama & T. Habe, 1968 accepted as Conus (Turriconus) Shikama & T. Habe, 1968
- Genus Utriculus Schumacher, 1817 accepted as Conus (Gastridium) Modeer, 1793
- Genus Varioconus da Motta, 1991 represented as Conus Linnaeus, 1758
- Genus Viminiconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Fusiconus) da Motta, 1991
- Genus Virgiconus Cotton, 1945 accepted as Conus (Virgiconus) Cotton, 1945
- Genus Virroconus Iredale, 1930 accepted as Conus (Virroconus) Iredale, 1930
- Genus Vituliconus da Motta, 1991 accepted as Conus (Strategoconus) da Motta, 1991
- Genus Ximeniconus W. K. Emerson & Old, 1962 accepted as Conasprella (Ximeniconus) W. K. Emerson & Old, 1962
- Genus Yeddoconus J. K. Tucker & M. Tenorio, 2009 accepted as Conasprella (Endemoconus) Iredale, 1931
- Family Conilithidae J. K. Tucker & M. Tenorio, 2009 accepted as Conidae J. Fleming, 1822
- Family Conoidea incertae sedis (318)
- Family Conorbidae De Gregorio, 1880 (19)
- Family Conusidae J. Fleming, 1822 accepted as Conidae J. Fleming, 1822
- Family Cryptoconidae Cossmann, 1896 † (22)
- Family Drilliidae Olsson, 1964 (769)
- Family Fusiturridae Abdelkrim, Aznar-Cormano, Fedosov, Kantor, Lozouet, Phuong, Zaharias & Puillandre, 2018 (19)
- Family Horaiclavidae Bouchet, Kantor, Sysoev & Puillandre, 2011 (315)
- Family Mangeliidae P. Fischer, 1883 (1 064)
- Family Marshallenidae Abdelkrim, Aznar-Cormano, Fedosov, Kantor, Lozouet, Phuong, Zaharias & Puillandre, 2018 (5)
- Family Melatomidae Gill, 1871 accepted as Clavatulidae J. E. Gray, 1853
- Family Mitrolumnidae Sacco, 1904 accepted as Mitromorphidae T. L. Casey, 1904
- Family Mitromorphidae T. L. Casey, 1904 (219)
- Family Pervicaciidae Rudman, 1969 accepted as Terebridae Mörch, 1852
- Family Pleurotomidae J. E. Gray, 1838 accepted as Turridae H. Adams & A. Adams, 1853 (1838)
- Family Pseudomelatomidae J. P. E. Morrison, 1966 (781)
- Family Raphitomidae Bellardi, 1875 (1 158)
- Family Strictispiridae J. H. McLean, 1971 accepted as Pseudomelatomidae J. P. E. Morrison, 1966
- Family Taranteconidae J. K. Tucker & M. Tenorio, 2009 accepted as Conidae J. Fleming, 1822
- Family Terebridae Mörch, 1852 (750)
- Family Thatcheriidae A. W. B. Powell, 1942 accepted as Raphitomidae Bellardi, 1875
- Family Turridae H. Adams & A. Adams, 1853 (1838) (383)
- Subfamily Andoniinae Vera-Peláez, 2002 † accepted as Raphitomidae Bellardi, 1875
- Subfamily Crassispirinae J. H. McLean, 1971 accepted as Pseudomelatomidae J. P. E. Morrison, 1966
- Subfamily Cytharinae Thiele, 1929 accepted as Mangeliidae P. Fischer, 1883
- Subfamily Daphnellinae T. L. Casey, 1904 accepted as Raphitomidae Bellardi, 1875
- Subfamily Diptychomitrinae Bellardi, 1888 accepted as Mitromorphidae T. L. Casey, 1904
- Subfamily Oenopotinae Bogdanov, 1987 accepted as Mangeliidae P. Fischer, 1883
- Subfamily Pleurotomellinae F. Nordsieck, 1968 accepted as Raphitomidae Bellardi, 1875
- Subfamily Pseudotominae Bellardi, 1875 accepted as Borsoniidae Bellardi, 1875
- Subfamily Pusionellinae J. E. Gray, 1853 accepted as Clavatulidae J. E. Gray, 1853
- Subfamily Taraninae T. L. Casey, 1904 accepted as Raphitomidae Bellardi, 1875
- Subfamily Turriculinae A. W. B. Powell, 1942 accepted as Clavatulidae J. E. Gray, 1853
- Subfamily Zemaciinae Sysoev, 2003 accepted as Borsoniidae Bellardi, 1875
- Subfamily Zonulispirinae J. H. McLean, 1971 accepted as Pseudomelatomidae J. P. E. Morrison, 1966
- Superfamily Mitroidea Swainson, 1831 (633)
- Superfamily Muricacea accepted as Muricoidea Rafinesque, 1815
- Superfamily Muricoidea Rafinesque, 1815 (2 940)
- Superfamily Neogastropoda incertae sedis (296)
- Superfamily Olivoidea Latreille, 1825 (740)
- Superfamily Pholidotomoidea Cossmann, 1896 † (55)
- Superfamily Pseudolivoidea De Gregorio, 1880 accepted as Olivoidea Latreille, 1825
- Superfamily Pyrifusoidea Bandel & Dockery, 2001 † accepted as Pholidotomoidea Cossmann, 1896 †
- Superfamily Sarganoidea Stephenson, 1923 † accepted as Pholidotomoidea Cossmann, 1896 †
- Superfamily Toxoglossa Troschel, 1848 accepted as Conoidea J. Fleming, 1822
- Superfamily Turbinelloidea Swainson, 1835 (1 252)
- Superfamily Volutoidea Rafinesque, 1815 (3 873)
- Order Stenoglossa accepted as Neogastropoda
- Subclass Gastropoda incertae sedis (308)
- Subclass Heterobranchia (39 156)
- Subclass Neomphaliones accepted as Vetigastropoda
- Subclass Neritimorpha (1 914)
- Subclass Orthogastropoda represented as Gastropoda
- Subclass Patellogastropoda (511)
- Subclass Prosobranchia
- Subclass Psilogastropoda represented as Gastropoda
- Subclass Vetigastropoda (6 782)
- Class Lamellibranchiata accepted as Bivalvia
- Class Loricata accepted as Polyplacophora
- Class Mollusca incertae sedis † (372)
- Class Monoplacophora (229)
- Class Pelecypoda accepted as Bivalvia
- Class Polyplacophora (1 377)
- Class Polyplaxiphora accepted as Polyplacophora
- Class Rostroconchia † (64)
- Class Scaphopoda (752)
- Class Solenoconchia accepted as Scaphopoda
- Class Solenogastres (313)
- Subclass Chaetodermomorpha accepted as Caudofoveata
