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GASTROPODA
ALPHABETICAL ORDER
 ACMAEIDAE |
 ACTEONIDAE |
 ADDISONIIDAE |
 AEGIRIDAE |
 AEOLIDIIDAE |
 AGLAJIDAE |
 AKERIDAE |
 ALACUPPIDAE |
 AMATHINIDAE |
 ANABATHRIDAE |
 ANATOMIDAE |
 APLYSIIDAE |
 APORRHAIIDAE |
 ARCHITECTONICIDAE |
 ARMINIDAE |
 ASSIMINEIDAE |
 ATLANTIDAE |
 BARLEEIDAE |
 BORSONIDAE |
 BOSELLIDAE |
 BUCCINIDAE |
 BULLIDAE |
 CAECIDAE |
 CALIPHYLLIDAE |
 CALLIOSTOMATIDAE |
 CALMIDAE |
 CALYPTRAEIDAE |
 CAPULIDAE |
 CARINARIIDAE |
 CASSIDAE |
 CAVOLINIIDAE |
 CERITHIIDAE |
 CERITHIOPSIDAE |
 CHARONIIDAE |
 CHILODONTIDAE |
 CHORISTELLIDAE |
 CHROMODORIDIDAE |
 CIMIDAE |
 CINGULOPSIDAE |
 CLATHURELLIDAE |
 COLUBRARIIDAE |
 COLUMBELLIDAE |
 CONIDAE |
 CORNIROSTRIDAE |
 COSTELLARIIDAE |
 CYMATIIDAE |
 CYMBULIIDAE |
 CYPRAEIDAE |
 CYSTISCIDAE |
 DENDRODORIDIDAE |
 DISCODORIDIDAE |
 DORIDIDAE |
 DOTIDAE |
 ELLOBIIDAE |
 EMBLETONIIDAE |
 EPITONIIDAE |
 EUBRANCHIDAE |
 EULIMIDAE |
 FACELINIDAE |
 FASCIOLARIIDAE |
 FISSURELLIDAE |
 FLABELLINIDAE |
 FOSSARIDAE |
 GASTROPTERIDAE |
 GONIODORIDIDAE |
 HALIOTIDAE |
 HAMINOEIDAE |
 HERMAEIDAE |
 HORAICLAVIDAE |
 HYDROBIIDAE |
 IRAVADIIDAE |
 LEPETELLIDAE |
 LEPETIDAE |
 LIMACINIDAE |
 LIMAPONTIIDAE |
 LITTORINIDAE |
 LOMANOTIDAE |
 MANGELIIDAE |
 MARGINELLIDAE |
 MATHILDIDAE |
 MITRIDAE |
 MITROMORPHIDAE |
 MURCHISONELLIDAE |
 MURICIDAE |
 NASSARIIDAE |
 NATICIDAE |
 NERITIDAE |
 OMALOGYRIDAE |
 ONCHIDORIDIDAE |
 OVULIDAE |
 OXYNOIDAE |
 PATELLIDAE |
 PERACLIDAE |
 PHASIANELLIDAE |
 PHILINIDAE |
 PHILINOGLOSSIDAE |
 PHYLLIDIIDAE |
 PLACOBRANCHIDAE |
 PLANAXIDAE |
 PLEUROBRANCHIDAE |
 PNEUMODERMATIDAE |
 POLYCERIDAE |
 POTAMIDIDAE |
 PROCTONOTIDAE |
 PSEUDOCOCCULINIDAE |
 PTEROTRACHEIDAE |
 PTYCHATRACTIDAE |
 PYRAMIDELLIDAE |
 RANELLIDAE |
 RAPHITOMIDAE |
 RETUSIDAE |
 RHODOPIDAE |
 RINGICULIDAE |
 RISSOELLIDAE |
 RISSOIDAE |
 RUNCINIDAE |
 SCAPHANDRIDAE |
 SCISSURELLIDAE |
 SCYLLAEIDAE |
 SILIQUARIIDAE |
 SIPHONARIIDAE |
 TERGIPEDIDAE |
 TJAERNOEIIDAE |
 TONNIDAE |
 TORNIDAE |
 TRIMUSCULIDAE |
 TRINCHESIIDAE |
 TRIPHORIDAE |
 TRITONIIDAE |
 TRIVIIDAE |
 TROCHIDAE |
 TRUNCATELLIDAE |
 TURBINIDAE |
 TURRITELLIDAE |
 TYLODINIDAE |
 UMBRACULIDAE |
 VANIKORIDAE |
 VELUTINIDAE |
 VERMETIDAE |
 VOLVATELLIDAE |