PLEUROTOMARIIDAE SCISSURELLIDAE ANATOMIDAE HALIOTIDAE EOACMAEIDAE LEPETODRILIDAE PELTOSPIRIDAE CYATHERMIDAE NEOMPHALIDAE FISSURELLIDAE ACMAEIDAE LOTTIIDAE PATELLIDAE NACELLIDAE PECTINODONTIDAE LEPETIDAE COCCULINIDAE LEPETELLIDAE Osteopeltidae CHILODONTIDAE CATAEGIDAE CALLIOTROPIDAE NODODELPHINULIDAE TROCHIDAE TEGULIDAE CALLIOSTOMATIDAE SOLARIELLIDAE MARGARITIDAE ANGARIIDAE SKENEIDAE LIOTIIDAE ARENEIDAE TURBINIDAE COLLONIIDAE PHASIANELLIDAE SEGUENZIIDAE Turcicidae NERITOPSIDAE NERITIDAE NERITILIDAE PHENACOLEPADIDAE LACUNIDAE LITTORINIDAE PICKWORTHIIDAE TORNIDAE TRUNCATELLIDAE CALOPIIDAE CINGULOPSIDAE EATONIELLIDAE RISSOINIDAE ZEBINIDAE BARLEEIIDAE LIRONOBIDAE SKENEOPSIDAE IRAVADIIDAE RISSOIDAE CAECIDAE ABYSSOCHRYSIDAE PROVANNIDAE CARINIIDAE PLANAXIDAE MODULIDAE ORECTOSPIRIDAE CERITHIIDAE DIALIDAE LITIOPIDAE CAMPANILIDAE Plesiotrochidae AMPULLINIDAE POTAMIDIDAE Batillariidae CERITHIOPSIDAE TURRITELLIDAE VERMETIDAE SILIQUARIIDAE ARCHITECTONICIDAE MATHILDIDAE TRIPHORIDAE NEWTONEILLIDAE PYRAMIDELLIDAE AMATHINIDAE EPITONIIDAE JANTHINIDAE ACLIDIDAE EULIMIDAE STRUTHIOLARIIDAE APORRHAIDAE STROMBIDAE ROSTELLARIIDAE SERAPHSIDAE HIPPONICIDAE VANIKORIDAE CALYPTRAEIDAE XENOPHORIDAE CAPULIDAE HALOCERATIDAE CYPRAEIDAE OVULIDAE TRIVIIDAE ERATOIDAE PEDICULARIIDAE VELUTINIDAE ATLANTIDAE NATICIDAE CASSIDAE OOCORYDAE TONNIDAE FICIDAE LAUBIERINIDAE RANELLIDAE PERSONIDAE CHARONIIDAE CYMATIIDAE BURSIDAE MURICIDAE CORALLIOPHILIDAE COLUMBARIIDAE BUCCINIDAE AUSTROSIPHONIDAE BABYLONIIDAE TRIUMPHIDAE PRODOTIIDAE PISANIIDAE EOSIPHONIDAE COMINELLIDAE PROSIPHONIDAE TUDICLIDAE COLUMBELLIDAE CRYPTOCHORDIDAE NASSARIIDAE Buccinanopsidae MELONGENIDAE BUSYCONIDAE ECHINOFULGORIDAE† FASCIOLARIIDAE Dolicholatiridae COLUBRARIIDAE BELOMITRIDAE VOLUTIDAE OLIVIDAE ANCILLARIIDAE BELLOLIVIDAE PSEUDOLIVIDAE STREPSIDURIDAE HARPIDAE TURBINELLIDAE VASIDAE PTYCHATRACTIDAE MARGINELLIDAE CYSTISCIDAE MITRIDAE PLEIOPTYGMATIDAE VOLUTOMITRIDAE COSTELLARIIDAE CONOMITRIDAE CANCELLARIIDAE CONIDAE TURRIDAE BORSONIIDAE RAPHITOMIDAE CLAVATULIDAE TEREBRIDAE ACTEONIDAE Rissoellidae RINGICULIDAE PLEUROBRONCHIDAE APLUSTRIDAE CYLICHNIDAE AGLAJIDAE PHILINIDAE RETUSIDAE RHIZORIDAE SCAPHANDRIDAE BULLIDAE DIAPHANIDAE HAMINOEIDAE VOLVATELLIDAE JULIIDAE OXYNOIDAE AKERIDAE APLYSIIDAE DOLABELLIDAE UMBRACULIDAE CAVOLINIIDAE ELLOBIIDAE CARYCHIIDAE AMPHIBOLIDAE TRIMUSCULIDAE SIPHONARIIDAE LEPTOCHITONIDAE ISCHNOCHITONIDAE CALLOCHITONIDAE TONICELLIDAE CHITONIDAE CALLISTOPLACIDAE CRYPTOPLACIDAE ACANTHOCHITONIDAE MOPALIIDAE DENTALIIDAE LAEVIDENTALIIDAE GADILINIDAE ENTALINIDAE PULSELLIDAE GADILIDAE NAUTILIDAE SPIRULIDAE SEPIIDAE ARGONAUTIDAE ARIETITIDAE NUCULIDAE neilonellidae NUCULANIDAE YOLDIIDAE SAREPTIDAE TINDARIIDAE MALLETIIDAE SOLEMYIDAE MYTILIDAE ARCIDAE NOETIIDAE CUCULLAEIDAE LIMOPSIDAE GLYCYMERIDIDAE PTERIIDAE VULSELLIDAE MALLEIDAE ISOGNOMONIDAE PINNIDAE LIMIDAE OSTREIDAE GRYPHAEIDAE PLICATULIDAE DIMYIDAE PECTINIDAE ENTOLIIDAE SPONDYLIDAE PROPEAMUSSIIDAE ANOMIIDAE PLACUNIDAE TRIGONIIDAE CHAMIDAE LUCINIDAE FIMBRIIDAE THYASIRIDAE UNGULINIDAE LASAEIDAE TURTONIIDAE GALEOMMATIDAE KELLIIDAE BASTEROTIIDAE CYAMIIDAE GAIMARDIIDAE CARDITIDAE CONDYLOCARDIIDAE CRASSATELLIDAE ASTARTIDAE CARDIIDAE HEMIDONACIDAE TRIDACNIDAE MACTRIDAE MESODESMATIDAE SOLENIDAE PHARIDAE TELLINIDAE PSAMMOBIIDAE SOLECURTIDAE SEMELIDAE DONACIDAE ARCTICIDAE TRAPEZIDAE GLOSSIDAE VESICOMYIDAE KELLIELLIDAE Cyrenoididae VENERIDAE GLAUCONOMIDAE PETRICOLIDAE MYIDAE CORBULIDAE EREDONIDAE GASTROCHAENIDAE HIATELLIDAE PHOLADIDAE TEREDINIDAE PARILIMYIDAE THRACIIDAE LATERNULIDAE PERIPLOMATIDAE LYONSIIDAE PANDORIDAE MYOCHAMIDAE CLEIDOTHAERIDAE CLAVAGELLIDAE POROMYIDAE CUSPIDARIIDAE VERTICORDIIDAE MARGARITIFERIDAE UNIONIDAE HYRIIDAE MUTELIDAE MYCETOPODIDAE ETHERIIDAE DREISSENIDAE CORBICULIDAE PISIDIIDAE SPHAERIIDAE HYDROCENIDAE HELICINIDAE PROSERPINIDAE CYCLOPHORIDAE PSEUDOCYCLOTIDAE NEOCYCLOTIDAE CRASPEDOPOMATIDAE MEGALOSTOMATIDAE MAIZANIIDAE PUPINIDAE DIPLOMMATINIDAE POMATIASIDAE ANNULARIIDAE AGARDHIELLIDAE ACHATINELLIDAE AMASTRIDAE COCHLICOPIDAE VERTIGINIDAE PLEURODISCIDAE PUPILLIDAE ARGNIDAE GASTROCOPTIDAE HYPSELOSTOMATIDAE VALLONIIDAE STROBILOPSIDAE ORCULIDAE CHONDRINIDAE ENIDAE CERASTUIDAE MEGASPIRIDAE KORIDAE CLAUSILIIDAE CERIONIDAE PARTULIDAE STROPHOCHEILIDAE DORCASIIDAE SUCCINEIDAE ACHATINIDAE COELIAXIDAE THYROPHORELLIDAE FERUSSACIIDAE GLESSULIDAE SPIRAXIDAE STREPTAXIDAE RHYTIDIDAE SCOLODONTIDAE HAPLOTREMATIDAE ACAVIDAE CARYODIDAE Clavatoridae MEGOMPHICIDAE ODONTOSTOMIDAE MACROCYCLIDAE ORTHALICIDAE Auriidae BOTHRIEMBRYONTIDAE BULIMULIDAE SIMPULOPSIDAE COELOCIONTIDAE Orphaicidae TOMOGERIDAE CYCLODONTINIDAE AMPHIBULIMIDAE UROCOPTIDAE EPIROBIIDAE PLECTOPYLIDIDAE PUNCTIDAE SCULPTARIIDAE ENDODONTIDAE CHAROPIDAE HELICODISCIDAE DISCIDAE ZONITIDAE VITRINIDAE POLYGYRIDAE THYSANOPHORIDAE PLEURODONTIDAE LABYRINTHIDAE SAGDIDAE ZACHRYSIIDAE OLEACINIDAE GASTRODONTIDAE OXYCHILIDAE EUCONULIDAE HELICARIONIDAE DYAKIIDAE ARIOPHANTIDAE TROCHOMORPHIDAE PARMACELLIDAE MICROCYSTIDAE UROCYCLIDAE SOLAROPSIDAE CAMAENIDAE HELMINTHOGLYPTIDAE CEPOLIDAE XANTHONYCHIDAE EPIPHRAGMOPHORIDAE HELICELLIDAE GEOMITRIDAE HYGROMIIDAE TRISSEXODONTIDAE CANARIELLIDAE HELICIDAE HELICODONTIDAE COCHLICELLIDAE ELONIDAE SPHINCTEROCHILIDAE VIVIPARIDAE AMPULLARIIDAE VALVATIDAE BYTHINELLIDAE EMMERICIIDAE HYDROBIIDAE ASSIMINEIDAE AMNICOLIDAE SYNCERATINIDAE TATEIDAE BITHYNIIDAE POMATIOPSIDAE Tomichiidae LYTHOGLYPHIDAE micromelanIDAE THIARIDAE AMPHIMELANIIDAE MELANOPSIDAE ZEMELANOPSIDAE PACHYCHILIDAE PLEUROCERIDAE Paludomidae ANCYLIDAE CHILINIDAE LATIIDAE LYMNAEIDAE GLACIDORBIDAE PHYSIDAE PLANORBIDAE STENOTHYRIDAE BAICALIIDAE ACTIINIDAE HYDRACTINIIDAE HIPPOPORIDRIDAE MISCELANEOUS AMMONITES