MolluscaBase - browser

Between brackets is the number of accepted species

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Mollusca (133 273)
Subphylum Aculifera
Subphylum Conchifera
Subphylum Placophora accepted as Polyplacophora
Superclass Aplacophora
Class Amphineura accepted as Aculifera
Class Bivalvia (25 082)
Subclass Autobranchia (23 354)
Subclass Bivalvia incertae sedis (7)
Subclass Palaeotaxodonta accepted as Nuculida
Subclass Paleoheterodonta accepted as Palaeoheterodonta
Subclass Protobranchia (1 379)
Infraclass Cryptodonta † (342)
Superorder Inoceramiformii † (288)
Superfamily Inoceramoidea Giebel, 1852 † (187)
Family Atomodesmatidae Waterhouse, 1976 † (1)
Family Inoceramidae Giebel, 1852 † (179)
Family Kolymiidae Kuznetsov, 1973 †
Family Retroceramidae Koschelkina, 1980 † (7)
Family Sphenoceramidae Heinz, 1932 † accepted as Inoceramidae Giebel, 1852 †
Subfamily Beloceraminae Heinz, 1932 †
Subfamily Cinclidoceraminae Heinz, 1932 †
Subfamily Cladoceraminae Heinz, 1932 †
Subfamily Dactyloceraminae Heinz, 1932 †
Subfamily Epiceraminae Heinz, 1932 †
Genus Epiceramus Heinz, 1932 †
Genus Schizoceramus Heinz, 1932 †
Subfamily Eugenoceraminae Heinz, 1932 †
Subfamily Sphenoceraminae Heinz, 1932 † accepted as Inoceramidae Giebel, 1852 †
Superfamily Posidonioidea Neumayr, 1891 † (101)
Superorder Nepiomorphia † (54)
Class Caudofoveata (143)
Class Cephalopoda (1 917)
Class Conchifera accepted as Bivalvia
Class Cricoconarida † (1)
Class Gastropoda (103 018)
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 (753)
Class Solenoconchia accepted as Scaphopoda
Class Solenogastres (313)
Subclass Chaetodermomorpha accepted as Caudofoveata