MolluscaBase - browser

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)
Subclass Gastropoda incertae sedis (308)
Subclass Heterobranchia (39 156)
Infraclass "Lower Heterobranchia" (1 137)
Infraclass Euthyneura (37 433)
Subterclass Acteonimorpha (411)
Subterclass Ringipleura (2 917)
Subterclass Tectipleura (34 105)
Superorder Acochlidiimorpha (48)
Superorder Ascoglossa accepted as Sacoglossa
Superorder Basommatophora accepted as Hygrophila
Superorder Eupulmonata (25 569)
Order Aillyida accepted as Achatinina
Order Ellobiida (579)
Order Gymnomorpha accepted as Systellommatophora
Order Stylommatophora (24 766)
Suborder Achatinina (2 900)
Suborder Elasmognatha accepted as Succineoidei
Suborder Helicina (21 626)
Infraorder Arionoidei (140)
Infraorder Clausilioidei (1 859)
Infraorder Helicina incertae sedis (3 210)
Infraorder Helicoidei (5 690)
Infraorder Limacoidei (4 251)
Infraorder Oleacinoidei (497)
Infraorder Orthalicoidei (1 578)
Infraorder Partuloinei accepted as Pupilloidei
Infraorder Pupilloidei (3 436)
Superfamily Achatinelloidea Gulick, 1873 accepted as Pupilloidea W. Turton, 1831
Superfamily Azecoidea H. Watson, 1920 (44)
Superfamily Chondrinoidea Steenberg, 1925 (183)
Superfamily Cionelloidea L. Pfeiffer, 1879 accepted as Cochlicopoidea Pilsbry, 1900 (1879)
Superfamily Cochlicopoidea Pilsbry, 1900 (1879) accepted as Pupilloidea W. Turton, 1831
Superfamily Dendropupoidea Wenz, 1938 † (11)
Superfamily Enoidea B. B. Woodward, 1903 (1880) accepted as Pupilloidea W. Turton, 1831
Superfamily Orculoidea Pilsbry, 1918 accepted as Pupilloidea W. Turton, 1831
Superfamily Partuloidea Pilsbry, 1900 accepted as Pupilloidea W. Turton, 1831
Superfamily Pupilloidea W. Turton, 1831 (3 198)
Family Achatinellidae Gulick, 1873 (337)
Family Agardhiellidae Harl & Páll-Gergely, 2017 (32)
Family Amastridae Pilsbry, 1910 (318)
Family Argnidae Hudec, 1965 (16)
Family Cerastidae Wenz, 1923 (259)
Family Cerastuidae Wenz, 1930 accepted as Cerastidae Wenz, 1923
Family Chondrulidae A. J. Wagner, 1928 accepted as Chondrulini Wenz, 1923
Family Cionellidae L. Pfeiffer, 1879 accepted as Cochlicopidae Pilsbry, 1900 (1879)
Family Cochlicopidae Pilsbry, 1900 (1879) (22)
Family Cylindrovertillidae Iredale, 1940 accepted as Nesopupinae Steenberg, 1925
Family Draparnaudiidae Solem, 1962 (6)
Family Elasmiatidae Kuroda & T. Habe, 1949 accepted as Elasmiatini Kuroda & T. Habe, 1949
Family Enidae B. B. Woodward, 1903 (1880) (687)
Family Fauxulidae Harl & Páll-Gergely, 2017 (21)
Family Gastrocoptidae Pilsbry, 1918 (491)
Subfamily Aulacospirinae Zilch, 1959 accepted as Hypselostomatinae Zilch, 1959
Subfamily Gastrocoptinae Pilsbry, 1918 (202)
Genus Bifidaria Sterki, 1891 accepted as Gastrocopta Wollaston, 1878
Genus Cavipupa Pilsbry, 1934 (1)
Genus Chaenaxis Pilsbry & Ferriss, 1906 (2)
Genus Falsopupa Germain, 1918 accepted as Gastrocopta Wollaston, 1878
Genus Gastrocopta Wollaston, 1878 (194)
Subgenus Gastrocopta (Albinula) Sterki, 1892 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Ameralbinula) Pierce, 1992 † represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Australbinula) Pilsbry, 1916 accepted as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Cavipupa) Pilsbry, 1934 accepted as Cavipupa Pilsbry, 1934
Subgenus Gastrocopta (Falsopupa) Germain, 1918 accepted as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Gastrocopta) Wollaston, 1878 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Geminidens) Pilsbry, 1930 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Immersidens) Pilsbry & Vanatta, 1900 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Kazachalbinula) Steklov, 1967 †
Species Gastrocopta (Kazachalbinula) devjatkini Prysjazhnjuk, 1975 † represented as Gastrocopta devjatkini Prysjazhnjuk, 1975 †
Species Gastrocopta (Kazachalbinula) shandgolica Prysjazhnjuk, 1975 † represented as Gastrocopta shandgolica Prysjazhnjuk, 1975 †
Species Gastrocopta (Kazachalbinula) skiphica Prysjazhnjuk, 1978 † represented as Gastrocopta skiphica Prysjazhnjuk, 1978 †
Species Gastrocopta (Kazachalbinula) subzamankulense Prysjazhnjuk, 1978 † accepted as Gastrocopta subzamankulensis Prysjazhnjuk, 1978 †
Subgenus Gastrocopta (Privatula) Sterki, 1893 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Pumilicopta) Solem, 1988 accepted as Pumilicopta Solem, 1988
Subgenus Gastrocopta (Sinalbinula) Pilsbry, 1916 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Staurotrema) Pilsbry, 1948 represented as Gastrocopta Wollaston, 1878
Subgenus Gastrocopta (Vertigopsis) Sterki, 1892 represented as Gastrocopta Wollaston, 1878
Species Gastrocopta abbreviata (Sterki, 1909)
Species Gastrocopta abyssifluminis B. Roth, 1999 †
Species Gastrocopta acarus (W. H. Benson, 1856)
Species Gastrocopta acuminata (Klein, 1846) †
Species Gastrocopta aequatorialis Dartevelle, 1952
Species Gastrocopta akokala Pierce, 2001 †
Species Gastrocopta aliciae Miquel & Brito, 2019
Species Gastrocopta allyni B. Roth & Christensen, 1984
Species Gastrocopta amoena Y. Li & Z. Li, 1980 †
Species Gastrocopta annobonensis (Girard, 1894)
Species Gastrocopta antinorii (Paladilhe, 1872)
Species Gastrocopta arean A. B. Leonard, 1977 †
Species Gastrocopta armifera (Say, 1821)
Species Gastrocopta armigerella (Reinhardt, 1877)
Species Gastrocopta ashmuni (Sterki, 1898)
Species Gastrocopta avanica (W. H. Benson, 1863)
Species Gastrocopta bannertonensis (Gabriel, 1930)
Species Gastrocopta barbadensis (L. Pfeiffer, 1853)
Species Gastrocopta bathyodon (W. H. Benson, 1863)
Species Gastrocopta baudoni (Michaud, 1862) †
Species Gastrocopta bibasidens Pilsbry, 1953
Species Gastrocopta biruleica Popova, 1981 †
Species Gastrocopta boninensis Pilsbry, 1916
Species Gastrocopta borysthaenica Prysjazhnjuk, 2015 †
Species Gastrocopta bugensis Prysjazhnjuk, 1978 †
Species Gastrocopta bullata Y.-T. Li, 1986 †
Species Gastrocopta caatinga S. Lima & E. Abreu, 2024
Species Gastrocopta calumniosa Steklov, 1966 †
Species Gastrocopta capillacea (Dohrn & C. Semper)
Species Gastrocopta carnasa Y.-T. Li, 1986 †
Species Gastrocopta chichijimana Pilsbry, 1916
Species Gastrocopta christineae Miquel & Brito, 2019
Species Gastrocopta clappi (Sterki, 1909)
Species Gastrocopta clausa (Reibisch, 1893)
Species Gastrocopta cochisensis (Pilsbry & Ferriss, 1910)
Species Gastrocopta colombiana Pilsbry, 1921
Species Gastrocopta compta Y.-T. Li, 1986 †
Species Gastrocopta conica Pierce, 1992 †
Species Gastrocopta coniculus Y. Li & Z. Li, 1980 †
Species Gastrocopta contracta (Say, 1822)
Species Gastrocopta conturbata Steklov, 1967 †
Species Gastrocopta cordillerae B. Roth, 1986 †
Species Gastrocopta coreana Pilsbry, 1916
Species Gastrocopta corticaria (Say, 1817)
Species Gastrocopta cristata (Pilsbry & Vanatta, 1900)
Species Gastrocopta crucifera Hylton Scott, 1948
Species Gastrocopta curacoana Pilsbry, 1924
Species Gastrocopta dahli Thiele, 1928
Species Gastrocopta dalliana (Sterki, 1898)
Species Gastrocopta damarica (Ancey, 1888)
Species Gastrocopta debilis A. B. Leonard, 1977 †
Species Gastrocopta dehmi Schlickum & Strauch, 1979 †
Species Gastrocopta denticula H.-J. Wang & S.-Y. Guo, 1991 †
Species Gastrocopta devjatkini Prysjazhnjuk, 1975 †
Species Gastrocopta didymodus (F. Sandberger, 1858) †
Species Gastrocopta disjuncta Y. Li & Z. Li, 1980 †
Species Gastrocopta duncana Pilsbry, 1931
Species Gastrocopta duplicata (Preston, 1911) accepted as Pupilla duplicata (Preston, 1911)
Species Gastrocopta edlaueri (Wenz, 1921) †
Species Gastrocopta ejecta (Bavay & Dautzenberg, 1912)
Species Gastrocopta ertemteensis Y.-T. Li, 1986 †
Species Gastrocopta eudeli Pilsbry, 1916
Species Gastrocopta euryomphala Pilsbry, 1934 accepted as Cavipupa euryomphala (Pilsbry, 1934)
Species Gastrocopta falcis A. B. Leonard, 1946 †
Species Gastrocopta farcimen (F. Sandberger, 1872) †
Species Gastrocopta ferdinandi (Andreae, 1902) †
Species Gastrocopta fissidens (F. Sandberger, 1858) †
Species Gastrocopta flocculus (Morelet, 1867)
Species Gastrocopta franki Miquel & Brito, 2019
Species Gastrocopta gemina Steklov, 1967 †
Species Gastrocopta geminidens (Pilsbry, 1917)
Species Gastrocopta gularis F. G. Thompson & Al López, 1996
Species Gastrocopta haessleini Schlickum & Strauch, 1979 †
Species Gastrocopta haggenmacheri (Jickeli, 1874)
Species Gastrocopta hedleyi Pilsbry, 1917
Species Gastrocopta hermosa (Jousseaume, 1890)
Species Gastrocopta herrerai Miquel & Brito, 2019
Species Gastrocopta hirasei Pilsbry, 1916
Species Gastrocopta holzingeri (Sterki, 1889)
Species Gastrocopta hummelincki F. Haas, 1960
Species Gastrocopta huttoniana (W. H. Benson, 1849)
Species Gastrocopta iheringi (Suter, 1900)
Species Gastrocopta insulsa (Preston, 1913) accepted as Gastrocopta klunzingerii (Jickeli, 1873)
Species Gastrocopta intorta Steklov, 1967 †
Species Gastrocopta itaboraiensis Salvador & Simone, 2013 †
Species Gastrocopta jasamanovi Popova, 1981 †
Species Gastrocopta jeanneli Germain, 1934
Species Gastrocopta jinjiroi Kuroda & Hukuda, 1944
Species Gastrocopta joaoherminioi S. Lima & E. Abreu, 2024
Species Gastrocopta kamberae B. Rensch, 1932
Species Gastrocopta kashmirensis Bhatia, 1969 †
Species Gastrocopta kazachica Steklov, 1967 †
Species Gastrocopta kedeica Prysiazhniuk, 2017 †
Species Gastrocopta kennardi L. R. Cox, 1925 †
Species Gastrocopta kintlana Pierce, 2001 †
Species Gastrocopta klunzingerii (Jickeli, 1873)
Species Gastrocopta krestnikovi Steklov, 1967 †
Species Gastrocopta kyrminiensis Popova, 1981 †
Species Gastrocopta lamellidens (F. Sandberger, 1858) †
Species Gastrocopta larapinta (Tate, 1896)
Species Gastrocopta lartetii (Dupuy, 1850) †
Species Gastrocopta leonardi Pierce, 1992 †
Species Gastrocopta lienardiana (Crosse, 1873)
Species Gastrocopta longurio (Crosse, 1872) accepted as Gastrocopta curacoana Pilsbry, 1924
Species Gastrocopta lyonsiana (Ancey, 1892) accepted as Gastrocopta servilis (A. Gould, 1843)
Species Gastrocopta macdonnelli (Brazier, 1875)
Species Gastrocopta madagascariensis Bavay & Germain, 1920 accepted as Gastrocopta seignaciana (Crosse & P. Fischer, 1879)
Species Gastrocopta magna Steklov, 1966 †
Species Gastrocopta margaretae (J. C. Cox, 1868)
Species Gastrocopta matura L. R. Cox, 1925 †
Species Gastrocopta meridionalis (Möllendorff, 1884)
Species Gastrocopta mezzalirai (C. S. Ferreira & Coelho, 1971) †
Species Gastrocopta microbus (Dautzenberg, 1890)
Species Gastrocopta microscopica (E. von Martens, 1898) accepted as Gastrocopta seignaciana (Crosse & P. Fischer, 1879)
Species Gastrocopta microsoma (Tapparone Canefri, 1883) accepted as Gastrocopta servilis (A. Gould, 1843)
Species Gastrocopta mimula (W. H. Benson, 1853)
Species Gastrocopta minuscula Pierce, 1992 †
Species Gastrocopta mongolica Prysjazhnjuk, 1975 †
Species Gastrocopta montana B. Roth, 1986 †
Species Gastrocopta moravica (Petrbok, 1959) †
Species Gastrocopta munita (Reibisch, 1893)
Species Gastrocopta mussoni Pilsbry, 1917
Species Gastrocopta naidui Bhatia & Mathur, 1971 †
Species Gastrocopta nobrei (Girard, 1893)
Species Gastrocopta nodosaria (A. d'Orbigny, 1835)
Species Gastrocopta nostra Pokryszko & Stworzewicz, 2003
Species Gastrocopta nouletiana (Dupuy, 1850) †
Species Gastrocopta obesa Pierce, 1992 †
Species Gastrocopta oblonga Y. Li & Z. Li, 1980 †
Species Gastrocopta oblonga (L. Pfeiffer, 1854)
Species Gastrocopta obstructa (F. Sandberger, 1872) †
Species Gastrocopta obstructa (Gassies, 1871)
Species Gastrocopta octonaria Pilsbry, 1924
Species Gastrocopta ooi Kuroda, 1941
Species Gastrocopta orientalis S.-Y. Guo, 1982 †
Species Gastrocopta ovaticoniformis S.-Y. Guo, 1982 †
Species Gastrocopta oviforma Pierce, 1992 †
Species Gastrocopta palmira (Stoliczka, 1873)
Species Gastrocopta paracelsensis Saurin, 1958
Species Gastrocopta parca Y.-T. Li, 1986 †
Species Gastrocopta patagonica Miquel & P. E. Rodriguez, 2016 †
Species Gastrocopta paucidentata H.-J. Wang & S.-Y. Guo, 1991 †
Species Gastrocopta pazi (Hidalgo, 1869)
Species Gastrocopta pediculus (Shuttleworth, 1852)
Species Gastrocopta pellucida (L. Pfeiffer, 1841)
Species Gastrocopta pentodon (Say, 1822)
Species Gastrocopta perfida Steklov, 1967 †
Species Gastrocopta perversa
Species Gastrocopta pilbarana Solem, 1986 accepted as Gastrocopta margaretae (J. C. Cox, 1868)
Species Gastrocopta pilsbryana (Sterki, 1890)
Species Gastrocopta pleimesii (Jickeli, 1873)
Species Gastrocopta polonica Harzhauser & Neubauer, 2018 †
Species Gastrocopta polyptyx Pilsbry, 1916
Species Gastrocopta pontifex I. Rensch, 1937
Species Gastrocopta praebaicalensis Popova, 1981 †
Species Gastrocopta prashadi Bhatia & Mathur, 1973 †
Species Gastrocopta primitiva Prysjazhnjuk, 1975 †
Species Gastrocopta proarmifera A. B. Leonard, 1946 † accepted as Gastrocopta ruidosensis (T. D. A. Cockerell, 1899)
Species Gastrocopta procera (A. Gould, 1840)
Species Gastrocopta prototypus (Pilsbry, 1899)
Species Gastrocopta pseudotheeli Steklov, 1966 †
Species Gastrocopta pulvinata Hylton Scott, 1948
Species Gastrocopta pulvinator Hylton Scott, 1948
Species Gastrocopta quadridens Pilsbry, 1916
Species Gastrocopta quadriplicata (A. Braun, 1851) †
Species Gastrocopta recondita (Tapparone Canefri, 1883)
Species Gastrocopta reibischi (Dall & Ochsner, 1928)
Species Gastrocopta rhenana Geissert, 1983 †
Species Gastrocopta ridibunda (Melvill & Ponsonby, 1901) accepted as Gastrocopta damarica (Ancey, 1888)
Species Gastrocopta riograndensis (Pilsbry & Vanatta, 1900)
Species Gastrocopta riparia Pilsbry, 1916
Species Gastrocopta rixfordi G. D. Hanna, 1923
Species Gastrocopta roberti (de Morgan, 1920) †
Species Gastrocopta rogersensis Nekola & Coles, 2001
Species Gastrocopta rossiteri (Brazier, 1877) accepted as Gastrocopta pediculus (Shuttleworth, 1852)
Species Gastrocopta ruidosensis (T. D. A. Cockerell, 1899)
Species Gastrocopta rupicola (Say, 1821)
Species Gastrocopta russelli Pierce, 1992 †
Species Gastrocopta rybakovi Popova, 1981 †
Species Gastrocopta sagittaria B. Roth, 1986 †
Species Gastrocopta sandbergeri Stworzewicz & Prisyazhnyuk, 2006 †
Species Gastrocopta seignaciana (Crosse & P. Fischer, 1879)
Species Gastrocopta semiclausa Thiele, 1928
Species Gastrocopta serotina Ložek, 1964 †
Species Gastrocopta serrula (W. H. Benson, 1863)
Species Gastrocopta servilis (A. Gould, 1843)
Species Gastrocopta shandgolica Prysjazhnjuk, 1975 †
Species Gastrocopta sharae Salvador, Cavallari & Simone, 2017
Species Gastrocopta similis (Sterki, 1909)
Species Gastrocopta simplex Solem, 1988 accepted as Gastrocopta pediculus (Shuttleworth, 1852)
Species Gastrocopta skiphica Prysjazhnjuk, 1978 †
Species Gastrocopta soneri (Chamberlin & D. T. Jones, 1929) accepted as Gastrocopta pilsbryana (Sterki, 1890)
Species Gastrocopta steklovi Prisyazhnyuk, 1973 †
Species Gastrocopta sterkiana Pilsbry, 1917
Species Gastrocopta strangeana (Iredale, 1937) accepted as Gastrocopta strangei (L. Pfeiffer, 1854)
Species Gastrocopta strangei (L. Pfeiffer, 1854)
Species Gastrocopta stupefaciens Pokryszko, 1996
Species Gastrocopta subfusiformis S.-Y. Guo, 1982 †
Species Gastrocopta subtuvaensis Steklov, 1967 †
Species Gastrocopta subumbilicata F. Haas, 1937
Species Gastrocopta subzamankulensis Prysjazhnjuk, 1978 †
Species Gastrocopta suevica (O. Boettger, 1889) †
Species Gastrocopta tappaniana (C. B. Adams, 1841)
Species Gastrocopta tatei Pilsbry, 1917 accepted as Gastrocopta margaretae (J. C. Cox, 1868)
Species Gastrocopta tavennerensis Pierce, 1992 †
Species Gastrocopta theeli (Westerlund, 1877)
Species Gastrocopta thibetica (W. H. Benson, 1864)
Species Gastrocopta thomasseti Pilsbry, 1929
Species Gastrocopta tridentata (A. B. Leonard, 1946) accepted as Gastrocopta ruidosensis (T. D. A. Cockerell, 1899)
Species Gastrocopta tripunctum (Morelet, 1882) accepted as Gastrocopta seignaciana (Crosse & P. Fischer, 1879)
Species Gastrocopta turgida (Reuss, 1849) †
Species Gastrocopta tuvaensis Steklov, 1967 †
Species Gastrocopta ukrainica Steklov, 1966 †
Species Gastrocopta undorfensis Pilsbry, 1917 † accepted as Gastrocopta nouletiana (Dupuy, 1850) †
Species Gastrocopta valentini Stworzewicz, 2007 †
Species Gastrocopta venusta A. B. Leonard, 1972 accepted as Gastrocopta holzingeri (Sterki, 1889)
Species Gastrocopta wolfii (K. Miller, 1879)
Species Gastrocopta zamankulensis Steklov, 1966 †
Genus Gibbulina Beck, 1837 (1)
Genus Leucochilus O. Boettger, 1881 accepted as Gastrocopta (Albinula) Sterki, 1892
Genus Pumilicopta Solem, 1988 (3)
Genus Ulpia Hylton Scott, 1955 (1)
Subfamily Hypselostomatinae Zilch, 1959 (284)
Genus Albinulopsis Kadolsky, 2020 † (2)
Genus Australbinula Pilsbry, 1916 accepted as Gastrocopta Wollaston, 1878
Genus Balticopta Balashov & Perkovsky, 2020 † (1)
Genus Gyrodaria Iredale, 1940 accepted as Gastrocopta Wollaston, 1878
Genus Ptychalaea O. Boettger, 1889 † (2)
Family Hypselostomatidae Zilch, 1959 accepted as Hypselostomatinae Zilch, 1959
Family Lauriidae Steenberg, 1925 (92)
Family Odontocycladidae Hausdorf, 1996 (2)
Family Orculidae Pilsbry, 1918 (85)
Family Pachnodidae Steenberg, 1925 accepted as Cerastidae Wenz, 1923
Family Pacificellidae Steenberg, 1925 accepted as Pacificellinae Steenberg, 1925
Family Pagodulinidae Pilsbry, 1924 (12)
Family Partulidae Pilsbry, 1900 (106)
Family Pleurodiscidae Wenz, 1923 (11)
Family Pupidae J. Fleming, 1822 accepted as Cerionidae Pilsbry, 1901
Family Pupillidae W. Turton, 1831 (140)
Family Pupisomatidae Iredale, 1940 accepted as Valloniidae E. S. Morse, 1864
Family Pupoididae Iredale, 1939 accepted as Pupoidinae Iredale, 1939
Family Pyramidulidae Kennard & B. B. Woodward, 1914 (19)
Family Spelaeoconchidae A. J. Wagner, 1928 (1)
Family Spelaeodiscidae Steenberg, 1925 (23)
Family Strobilidae Jooss, 1911 accepted as Strobilopsidae Wenz, 1915
Family Strobilopsidae Wenz, 1915 (85)
Family Tornatellinidae Sykes, 1900 accepted as Tornatellininae Sykes, 1900
Family Valloniidae E. S. Morse, 1864 (128)
Family Vertiginidae Fitzinger, 1833 (305)
Family Zuidae Bourguignat, 1884 accepted as Cochlicopidae Pilsbry, 1900 (1879)
Superfamily Vertiginoidea Fitzinger, 1833 accepted as Pupilloidea W. Turton, 1831
Infraorder Rhytidoidei (581)
Infraorder Sagdoinei accepted as Helicoidei
Infraorder Succineoidei (384)
Suborder Orthurethra accepted as Pupilloidei
Suborder Scolodontina (165)
Suborder Sigmurethra accepted as Helicina
Suborder Stylommatophora incertae sedis (75)
Order Systellommatophora (224)
Superorder Hygrophila (2 005)
Superorder Pneumopulmonata
Superorder Pylopulmonata (4 285)
Superorder Sacoglossa (391)
Superorder Siphonarimorpha (163)
Order Anaspidea accepted as Aplysiida
Order Aplysiida (101)
Order Aplysiomorpha accepted as Aplysiida
Order Archaeopulmonata accepted as Siphonarioidea Gray, 1827
Order Bullomorpha accepted as Cephalaspidea
Order Cephalaspidea (1 034)
Order Heterostropha accepted as Pyramidellidae J. E. Gray, 1840
Order Pteropoda (414)
Order Runcinacea accepted as Runcinida
Order Runcinida (80)
Order Tectibranchiata
Order Thecosomata
Order Umbraculida (15)
Superorder Euthyneura incertae sedis
Infraclass Heterobranchia incertae sedis (478)
Infraclass Mesoneura (108)
Infraclass Opisthobranchia
Infraclass Pulmonata
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