Between brackets is the number of accepted species

Click on "-" to collapse/hide all child taxa
Shows the number of accepted species within the taxon
The last expanded taxon is highlighted
Click on "+" to expand/show all child taxa
Click to see the taxon details page
- Mollusca (132 888)
- Subphylum Aculifera
- Subphylum Conchifera
- Subphylum Placophora accepted as Polyplacophora
- Superclass Aplacophora
- Class Amphineura accepted as Aculifera
- Class Bivalvia (25 022)
- Class Caudofoveata (143)
- Class Cephalopoda (1 838)
- Class Conchifera accepted as Bivalvia
- Class Cricoconarida † (1)
- Class Gastropoda (102 777)
- Subclass Amphigastropoda † (396)
- Subclass Angiogastropoda represented as Gastropoda
- Subclass Apogastropoda
- Subclass Caenogastropoda (53 684)
- Subterclass Sorbeoconcha (147)
- Superorder Hypsogastropoda
- Order Architaenioglossa (4 919)
- Order Caenogastropoda incertae sedis (7 677)
- Order Littorinimorpha (17 189)
- Superfamily Calyptraeoidea Lamarck, 1809 (203)
- Superfamily Capuloidea J. Fleming, 1822 (218)
- Superfamily Cassoidea accepted as Tonnoidea Suter, 1913 (1825)
- Superfamily Cingulopsoidea Fretter & Patil, 1958 (193)
- Superfamily Crepiduloidea J. Fleming, 1822 accepted as Calyptraeoidea Lamarck, 1809
- Superfamily Cypraeoidea Rafinesque, 1815 (1 294)
- Superfamily Eulimoidea R. A. Philippi, 1853 accepted as Vanikoroidea Gray, 1840
- Superfamily Ficoidea Meek, 1864 (1840) (71)
- Superfamily Heteropoda Lamarck, 1812 accepted as Pterotracheoidea Rafinesque, 1814
- Superfamily Hipponicoidea Troschel, 1861 (99)
- Superfamily Littorinoidea Children, 1834 (1 372)
- Superfamily Naticoidea Guilding, 1834 (688)
- Superfamily Pterotracheoidea Rafinesque, 1814 (63)
- Superfamily Rissoacea accepted as Rissooidea Gray, 1847
- Superfamily Rissoinoidea W. Stimpson, 1865 accepted as Rissooidea Gray, 1847
- Superfamily Rissooidea Gray, 1847 (2 312)
- Superfamily Stromboidea Rafinesque, 1815 (835)
- Superfamily Tonnoidea Suter, 1913 (1825) (788)
- Superfamily Truncatelloidea J. E. Gray, 1840 (6 902)
- Superfamily Vanikoroidea Gray, 1840 (1 331)
- Family Aclididae G. O. Sars, 1878 accepted as Eulimidae R. A. Philippi, 1853
- Family Asterophilidae Thiele, 1925 accepted as Eulimidae R. A. Philippi, 1853
- Family Enteroxenidae Schwanwitsch, 1917 accepted as Eulimidae R. A. Philippi, 1853
- Family Entocolacidae Voigt, 1888 accepted as Eulimidae R. A. Philippi, 1853
- Family Entoconchidae Keferstein, 1864 accepted as Eulimidae R. A. Philippi, 1853
- Family Eulimidae R. A. Philippi, 1853 (1 095)
- Family Gigantocapulidae Beu, 2007 † (1)
- Family Melanellidae Iredale, 1915 accepted as Eulimidae R. A. Philippi, 1853
- Family Merriidae Hedley, 1918 accepted as Vanikoridae Gray, 1840
- Family Naricidae Récluz, 1845 accepted as Vanikoridae Gray, 1840
- Family Paedophoropodidae A. W. Ivanov, 1933 accepted as Eulimidae R. A. Philippi, 1853
- Family Pelseneeriidae Schwanwitsch, 1917 accepted as Eulimidae R. A. Philippi, 1853
- Family Pherusidae Locard, 1886 accepted as Aclididae G. O. Sars, 1878
- Family Roseniidae Nierstrasz, 1913 accepted as Eulimidae R. A. Philippi, 1853
- Family Stiliferidae H. Adams & A. Adams, 1853 accepted as Eulimidae R. A. Philippi, 1853
- Family Strombiformidae Iredale, 1915 accepted as Eulimidae R. A. Philippi, 1853
- Family Stylinidae R. A. Philippi, 1853 accepted as Eulimidae R. A. Philippi, 1853
- Family Thycidae Thiele, 1929 accepted as Eulimidae R. A. Philippi, 1853
- Family Turtoniidae Rosén, 1910 accepted as Eulimidae R. A. Philippi, 1853
- Family Vanikoridae Gray, 1840 (235)
- Genus Amamiconcha T. Habe, 1961 (2)
- Genus Berthais Melvill, 1904 (2)
- Genus Chonebasis Pilsbry & Olsson, 1945 accepted as Macromphalina Cossmann, 1888
- Genus Constantia A. Adams, 1860 (4)
- Genus Couthouyia A. Adams, 1860 accepted as Macromphalus S. V. Wood, 1842 (1)
- Genus Cymenorytis Cossmann, 1888 † (15)
- Genus Dialytostoma Cossmann, 1888 † accepted as Macromphalus S. V. Wood, 1842
- Genus Escharella Cossmann, 1888 † accepted as Macromphalus S. V. Wood, 1842
- Genus Fossarella Thiele, 1925 (2)
- Genus Gyrodisca Dall, 1896 † accepted as Megalomphalus Brusina, 1871
- Genus Japanonoba T. Habe & Ando, 1987 (1)
- Genus Kaawatina Bartrum & A. W. B. Powell, 1928 † (1)
- Genus Korovina Iredale, 1918 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Lacunaria Conrad, 1866 † (4)
- Genus Larsenia Warén, 1989 (1)
- Genus Leucotis Swainson, 1840 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Limnoscala Raspail, 1909 † accepted as Cymenorytis (Limnoscala) Raspail, 1909 †
- Genus Macromphalina Cossmann, 1888 (46)
- Genus Macromphalus S. V. Wood, 1842 (45)
- Genus Megalomphalus Brusina, 1871 (16)
- Genus Merria Gray, 1839 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Micreschara Cossmann, 1889 accepted as Macromphalus S. V. Wood, 1842
- Genus Micromphalina Cossmann, 1888 † accepted as Macromphalus S. V. Wood, 1842
- Genus Narica A. d'Orbigny, 1842 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Naricava Hedley, 1913 (10)
- Genus Nilsia Finlay, 1926 (1)
- Genus Nioma Gray, 1842 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Radinista H. J. Finlay, 1926 (5)
- Genus Stenotis A. Adams, 1863 (1)
- Genus Talassia Warén & Bouchet, 1988 (12)
- Genus Tropidorbis Iredale, 1936 (1)
- Genus Tubiola A. Adams, 1863 (5)
- Genus Vanicoro J. E. Gray, 1842 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Vanicoropsis † accepted as Vanikoropsis Meek, 1876 †
- Genus Vanikoro Quoy & Gaimard, 1832 (47)
- Genus Vanikoroa Cossmann, 1925 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Vanikoroia Martin, 1914 accepted as Vanikoro Quoy & Gaimard, 1832
- Genus Vanikoropsis Meek, 1876 † (4)
- Genus Zeradina H. J. Finlay, 1926 (9)
- Subgenus Zeradina (Naridista) Laws, 1939 accepted as Macromphalina Cossmann, 1888
- Subgenus Zeradina (Radinista) H. J. Finlay, 1926 accepted as Radinista H. J. Finlay, 1926
- Species Zeradina aculeata Laws, 1939 †
- Species Zeradina costellata (F. W. Hutton, 1885) †
- Species Zeradina esculenta Laws, 1944 †
- Species Zeradina fedosovi Poppe, Tagaro & Goto, 2018
- Species Zeradina jocelynae Laws, 1939 † accepted as Macromphalina jocelynae (Laws, 1939) †
- Species Zeradina obliquecostata (P. Marshall & Murdoch, 1920) † accepted as Microstelma obliquecostatum (P. Marshall & Murdoch, 1920) †
- Species Zeradina odhneri A. W. B. Powell, 1927
- Species Zeradina ovata (Odhner, 1924)
- Species Zeradina parva Poppe, Tagaro & Stahlschmidt, 2015
- Species Zeradina plicifera (A. Adams, 1863) accepted as Macromphalus pliciferus (A. Adams, 1863)
- Species Zeradina poutama E. C. Smith, 1962 accepted as Eatoniella (Albosabula) poutama (E. C. Smith, 1962)
- Species Zeradina producta (Odhner, 1924)
- Species Zeradina scalarina A. W. B. Powell, 1940 accepted as Radinista scalarina (A. W. B. Powell, 1940)
- Species Zeradina translucida Poppe, Tagaro & Stahlschmidt, 2015
- Species Zeradina vivienneae Laws, 1939 † accepted as Radinista vivienneae (Laws, 1939) †
- Subfamily Thycinae Thiele, 1929 accepted as Eulimidae R. A. Philippi, 1853
- Superfamily Velutinoidea Gray, 1840 (648)
- Superfamily Vermetoidea Rafinesque, 1815 (172)
- Superfamily Xenophoroidea Troschel, 1852 (1840) accepted as Stromboidea Rafinesque, 1815
- Order Neogastropoda (23 752)
- Order Stenoglossa accepted as Neogastropoda
- Subclass Gastropoda incertae sedis (309)
- Subclass Heterobranchia (39 180)
- 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 (6 783)
- 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