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)
Subclass Neomphaliones accepted as Vetigastropoda
Subclass Neritimorpha (1 914)
Order Cycloneritida (1 859)
Superfamily Helicinoidea A. Férussac, 1822 (799)
Family Ceresidae Thiele, 1925 accepted as Proserpinellidae H. B. Baker, 1923
Family Dawsonellidae Wenz, 1938 † (1)
Family Deianiridae Wenz, 1938 † (8)
Family Despoenidae R. B. Newton, 1891 accepted as Proserpinidae Gray, 1847
Family Helicinidae A. Férussac, 1822 (726)
Subfamily Bourcierinae Paetel, 1890 accepted as Helicininae A. Férussac, 1822
Subfamily Ceratodiscinae Pilsbry, 1927 (3)
Subfamily Dimorphoptychiinae Wenz, 1938 † (5)
Genus Dimorphoptychia F. Sandberger, 1871 † (4)
Species Dimorphoptychia arnoudii (Michaud, 1837) †
Species Dimorphoptychia changzhouensis W. Yü, 1977 †
Species Dimorphoptychia douglasi Tozer, 1956 † accepted as Tozerpina douglasi (Tozer, 1956) †
Species Dimorphoptychia mokowanensis Tozer, 1956 † accepted as Tozerpina mokowanensis (Tozer, 1956) †
Species Dimorphoptychia rutherfordi (L. S. Russell, 1929) † accepted as Tozerpina rutherfordi (L. S. Russell, 1929) †
Species Dimorphoptychia sinensis Y.-T. Li, 1984 †
Species Dimorphoptychia speciosa Y.-T. Li, 1985 †
Genus Obbinula Stache, 1889 † (1)
Subfamily Helicininae A. Férussac, 1822 (481)
Subfamily Hendersoniinae H. B. Baker, 1926 (8)
Subfamily Stoastomatinae C. B. Adams, 1849 (80)
Subfamily Vianinae H. B. Baker, 1922 (147)
Genus Eohipptychia Bishop, 1980 † (1)
Genus Pachytoma Swainson, 1840 accepted as Helicina Lamarck, 1799
Genus Ptychochilus W. Yü, 1977 † (1)
Family Neritiliidae Schepman, 1908 (32)
Family Olygyridae Gray, 1847 accepted as Helicininae A. Férussac, 1822
Family Proserpinellidae H. B. Baker, 1923 (21)
Family Proserpinidae Gray, 1847 (11)
Superfamily Hydrocenoidea Troschel, 1857 (132)
Superfamily Naticopsoidea W. H. Waagen, 1880 † (64)
Superfamily Neritoidea Rafinesque, 1815 (802)
Superfamily Neritopsoidea J. E. Gray, 1847 (60)
Superfamily Symmetrocapuloidea Wenz, 1938 † (2)
Order Cycloneritimorpha accepted as Cycloneritida
Order Cyrtoneritida † (11)
Order Cyrtoneritimorpha † accepted as Cyrtoneritida †
Order Neritimorpha incertae sedis (44)
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