Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Psilaxis / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Psilaxis / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Psilaxis / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Architectonica / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Architectonica / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Diacavolina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Diacavolina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Eoscaphander / Mollusca, Gastropoda, Opisthobranchia, Cylichnidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Vermrtus / Mollusca, Gastropoda, Caenogastropoda, Vermetidae

Psilaxis / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Canadoceras / Mollusca, Cephalopoda, Ammonoidea

Vermrtus / Mollusca, Gastropoda, Caenogastropoda, Vermetidae

Hastula / Mollusca, Gastropoda, Caenogastropoda, Terebridae

ヒダリマキマイマイ

Vermrtus / Mollusca, Gastropoda, Caenogastropoda, Vermetidae

Bractechlamys / Mollusca, Bivalvia, Ostreoida, Pectinidae

Yakushiceras / Mollusca, Cephalopoda

Timoclea / Mollusca, Bivalvia, Veneroida, Veneridae

Minolia / Mollusca, Gastropoda, Vetigastropoda, Trochidae

Emarginula / Mollusca, Gastropoda, Vetigastropoda, Fissurellidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Scapharca / Mollusca, Bivalvia, Arcoida, Arcidae

Bractechlamys / Mollusca, Bivalvia, Ostreoida, Pectinidae

Epikodakia / Mollusca, Bivalvia, Veneroida, Lucinidae

Verilarca / Mollusca, Bivalvia, Arcoida, Noetiidae

Limatula / Mollusca, Bivalvia, Limoida, Limidae

Nitidotellina / Mollusca, Bivalvia, Veneroida, Tellinidae

Herpetopoma / Mollusca, Gastropoda, Vetigastropoda, Trochidae

Vexillum / Mollusca, Gastropoda, Caenogastropoda, Costellariidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Bractechlamys / Mollusca, Bivalvia, Ostreoida, Pectinidae