MolluscaBase - browser

Mollusca (133 306)
Subphylum Aculifera
Subphylum Conchifera
Subphylum Placophora accepted as Polyplacophora
Superclass Aplacophora
Class Amphineura accepted as Aculifera
Class Bivalvia (25 081)
Class Caudofoveata (143)
Class Cephalopoda (1 921)
Class Conchifera accepted as Bivalvia
Class Cricoconarida † (1)
Class Gastropoda (103 047)
Subclass Amphigastropoda † (434)
Subclass Angiogastropoda represented as Gastropoda
Subclass Apogastropoda
Subclass Caenogastropoda (53 850)
Subclass Gastropoda incertae sedis (313)
Subclass Heterobranchia (39 231)
Subclass Neomphaliones accepted as Vetigastropoda
Subclass Neritimorpha (1 916)
Subclass Orthogastropoda represented as Gastropoda
Subclass Patellogastropoda (514)
Subclass Prosobranchia
Subclass Psilogastropoda represented as Gastropoda
Subclass Vetigastropoda (6 789)
Order Anisobranchia accepted as Trochidae Rafinesque, 1815
Order Cocculinida (69)
Order Lepetellida (1 206)
Order Neomphalida (63)
Order Pleurotomariida (698)
Superfamily Eotomarioidea Wenz, 1938 † accepted as Porcellioidea Zittel, 1895 †
Superfamily Murchisonioidea Koken, 1896 † (34)
Family Cheeneetnukiidae Blodgett & Cook, 2002 † accepted as Cheeneetnukiinae Blodgett & Cook, 2002 †
Family Farewelliidae Mazaev, 2011 † (1)
Family Hormotomidae Wenz, 1938 † accepted as Murchisoniidae Koken, 1896 †
Family Murchisoniidae Koken, 1896 † (21)
Family Pithodeidae Wenz, 1938 † accepted as Plethospiridae Wenz, 1938 †
Family Plethospiridae Wenz, 1938 † (5)
Family Ptychocaulidae Mazaev, 2011 † (7)
Genus Barroisocaulus Gubanov, Blodgett & Lytochkin, 1995 † (1)
Genus Gasconadia Weller & St. Clair, 1928 † (1)
Species Gasconadia putilla (Sardeson, 1896) †
Genus Medfracaulus Rohr, Blodgett & Frýda, 2003 † (5)
Genus Melissosoa J. M. Clarke, 1909 †
Genus Ptychocaulus Perner, 1907 †
Genus Vetotuba Etheridge, 1890 †
Superfamily Pleurotomariacea Swainson, 1840 accepted as Pleurotomarioidea Swainson, 1840
Superfamily Pleurotomarioidea Swainson, 1840 (271)
Superfamily Porcellioidea Zittel, 1895 † (172)
Superfamily Pseudophoroidea S. A. Miller, 1889 † (23)
Superfamily Ptychomphaloidea Wenz, 1938 † (115)
Superfamily Schizogonioidea L. R. Cox, 1960 † (74)
Superfamily Sinuspiroidea Mazaev, 2011 † (9)
Superfamily Worthenielloidea Bandel, 2009 † accepted as Schizogonioidea L. R. Cox, 1960 †
Order Seguenziida (923)
Order Trochida (3 802)
Superfamily Fissurellacea accepted as Fissurelloidea J. Fleming, 1822
Superfamily Trochacea accepted as Trochoidea Rafinesque, 1815
Superfamily Turbinoidea Rafinesque, 1815 accepted as Trochoidea Rafinesque, 1815
Superfamily Vetigastropoda incertae sedis (28)
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 (1 381)
Class Polyplaxiphora accepted as Polyplacophora
Class Rostroconchia † (64)
Class Scaphopoda (754)
Class Solenoconchia accepted as Scaphopoda
Class Solenogastres (313)
Subclass Chaetodermomorpha accepted as Caudofoveata