MolluscaBase - browser

Mollusca (133 259)
Subphylum Aculifera
Subphylum Conchifera
Subphylum Placophora accepted as Polyplacophora
Superclass Aplacophora
Class Amphineura accepted as Aculifera
Class Bivalvia (25 079)
Class Caudofoveata (143)
Class Cephalopoda (1 917)
Class Conchifera accepted as Bivalvia
Class Cricoconarida † (1)
Class Gastropoda (103 007)
Subclass Amphigastropoda † (434)
Subclass Angiogastropoda represented as Gastropoda
Subclass Apogastropoda
Subclass Caenogastropoda (53 817)
Subclass Gastropoda incertae sedis (313)
Subclass Heterobranchia (39 224)
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)
Order Seguenziida (923)
Superfamily Amberleyoidea Wenz, 1938 † accepted as Eucyclidae Koken, 1896
Superfamily Eucycloidea Koken, 1896 † (80)
Family Cirridae Cossmann, 1916 † (2)
Family Eucyclidae Koken, 1896 (68)
Genus Amberleya J. Morris & Lycett, 1851 † (12)
Genus Ampezzalina Bandel, 1993 † (1)
Genus Arachnotropis D. E. Pérez, Ferrari & Ezcurra, 2022 † (2)
Genus Eucycloidea Hudleston, 1888 † (1)
Genus Eucyclus E. Eudes-Deslongchamps, 1860 † (27)
Genus Gerasimovcyclus Gründel, 2005 † (1)
Genus Lepidotrochus Koken, 1894 † (4)
Genus Ooliticia Cossmann, 1894 † (2)
Genus Oxfordina Gründel, Hostettler & Menkveld-Gfeller, 2020 † (1)
Genus Paleunema Kittl, 1891 † (1)
Genus Riselloidea Cossmann, 1909 † (9)
Genus Risellopsis Cossmann, 1908 † accepted as Riselloidea Cossmann, 1909 †
Genus Sadkia M. A. Conti & Monari, 2001 † (2)
Genus Stroggilium Kollmann, 2005 † (1)
Genus Tibatrochus Nomura, 1940 (1)
Genus Trochonodus Nützel, Hamedani & Senowbari-Daryan, 2003 † (3)
Species Trochonodus aliabadensis (Nützel & Senowbari-Daryan, 1999) †
Species Trochonodus naybandensis (Nützel & Senowbari-Daryan, 1999) †
Species Trochonodus permianus Nützel, 2012 †
Family Eucycloscalidae Gründel, 2007 † (10)
Superfamily Seguenzioidea A. E. Verrill, 1884 (843)
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 (753)
Class Solenoconchia accepted as Scaphopoda
Class Solenogastres (313)
Subclass Chaetodermomorpha accepted as Caudofoveata