Marine Gastropods
ACTEONIDAE
AMPULLINIDAE
ANCILLARIIDAE
ANGARIIDAE
APLUSTRIDAE
APORRHAIDAE
ARCHITECTONICIDAE
ARENEIDAE
AUSTROSIPHONIDAE
BABYLONIIDAE
BATILLARIIDAE
BORSONIIDAE
BUCCINANOPSIDAE
BUCCINIDAE
BULLIDAE
BURSIDAE
BUSYCONIDAE
CALLIOSTOMATIDAE
CALLIOTROPIDAE
CALYPTRAEIDAE
CANCELLARIIDAE
CAPULIDAE
CASSIDAE
CERITHIIDAE
CHARONIIDAE
CHILODONTIDAE
CLAVATULIDAE
COLUBRARIIDAE
COLUMBARIIDAE
COLUMBELLIDAE
COMINELLIDAE
CONIDAE
CORALLIOPHILIDAE
COSTELLARIIDAE
CYMATIIDAE
CYPRAEIDAE
CYSTISCIDAE
EPITONIIDAE
ERATOIDAE
EULIMIDAE
FASCIOLARIIDAE
FICIDAE
FISSURELLIDAE
HALIOTIDAE
HAMINOEIDAE
HARPIDAE
HIPPONICIDAE
JANTHINIDAE
LITTORINIDAE
LOTTIIDAE
MARGINELLIDAE
MELONGENIDAE
MITRIDAE
MODULIDAE
MURICIDAE
NACELLIDAE
NASSARIIDAE
NATICIDAE
NERITIDAE
OLIVIDAE
OVULIDAE
PATELLIDAE
PERSONIDAE
PHASIANELLIDAE
PISANIIDAE
PLANAXIDAE
PLEUROTOMARIIDAE
POTAMIDIDAE
PRODOTIIDAE
PROSIPHONIDAE
PYRAMIDELLIDAE
RANELLIDAE
RINGICULIDAE
RISSOELLIDAE
RISSOINIDAE
ROSTELLARIIDAE
SERAPHSIDAE
SILIQUARIIDAE
SIPHONARIIDAE
SOLARIELLIDAE
STREPSIDURIDAE
STROMBIDAE
STRUTHIOLARIIDAE
TEGULIDAE
TEREBRIDAE
TONNIDAE
TRIMUSCULIDAE
TRIPHORIDAE
TRIUMPHIDAE
TRIVIIDAE
TROCHIDAE
TUDICLIDAE
TURBINELLIDAE
TURBINIDAE
TURCICIDAE
TURRIDAE
TURRITELLIDAE
VASIDAE
VELUTINIDAE
VOLUTIDAE
XENOPHORIDAE
ZEBINIDAE
Marine Bivalves
ANOMIIDAE
ARCIDAE
CARDIIDAE
CARDITIDAE
CHAMIDAE
CORBULIDAE
CRASSATELLIDAE
CYRENOIDIDAE
DONACIDAE
FIMBRIIDAE
GLOSSIDAE
GLYCYMERIDIDAE
ISOGNOMONIDAE
LIMIDAE
LUCINIDAE
MACTRIDAE
MESODESMATIDAE
MYIDAE
MYOCHAMIDAE
MYTILIDAE
NOETIIDAE
NUCULANIDAE
OSTREIDAE
PECTINIDAE
PERIPLOMATIDAE
PHARIDAE
PHOLADIDAE
PROPEAMUSSIIDAE
PSAMMOBIIDAE
SEMELIDAE
SPONDYLIDAE
TELLINIDAE
UNGULINIDAE
VENERIDAE
Polyplacophora
CALLOCHITONIDAE
CHITONIDAE
ISCHNOCHITONIDAE
LEPTOCHITONIDAE
Scaphopods
DENTALIIDAE
Land Snails
ACAVIDAE
ACHATINIDAE
AMPHIBULIMIDAE
ANNULARIIDAE
ARIOPHANTIDAE
AURIIDAE
BOTHRIEMBRYONTIDAE
BULIMULIDAE
CAMAENIDAE
CARYODIDAE
CEPOLIDAE
CERASTUIDAE
CERIONIDAE
CHAROPIDAE
CHONDRINIDAE
CLAUSILIIDAE
CLAVATORIDAE
CYCLODONTINIDAE
CYCLOPHORIDAE
DIPLOMMATINIDAE
DYAKIIDAE
ENIDAE
GEOMITRIDAE
GLESSULIDAE
HELICARIONIDAE
HELICELLIDAE
HELICIDAE
HELICINIDAE
HELICODONTIDAE
HELMINTHOGLYPTIDAE
HYGROMIIDAE
KORIDAE
MEGALOSTOMATIDAE
MEGASPIRIDAE
MICROCYSTIDAE
NEOCYCLOTIDAE
ODONTOSTOMIDAE
OLEACINIDAE
ORPHAICIDAE
ORTHALICIDAE
PARTULIDAE
PLECTOPYLIDIDAE
PLEURODONTIDAE
POLYGYRIDAE
PUNCTIDAE
PUPINIDAE
RHYTIDIDAE
SAGDIDAE
SCOLODONTIDAE
SIMPULOPSIDAE
SOLAROPSIDAE
SPIRAXIDAE
STREPTAXIDAE
STROPHOCHEILIDAE
SUCCINEIDAE
TOMOGERIDAE
TROCHOMORPHIDAE
UROCOPTIDAE
UROCYCLIDAE
ZACHRYSIIDAE
Freshwater Gastropods
AMPULLARIIDAE
ASSIMINEIDAE
BITHYNIIDAE
MELANOPSIDAE
PACHYCHILIDAE
PLEUROCERIDAE
THIARIDAE
VIVIPARIDAE
Freshwater Bivalves
CORBICULIDAE
HYRIIDAE
MUTELIDAE
MYCETOPODIDAE
UNIONIDAE