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

Diacavolina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Diacavolina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cuvierina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Clio / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Clio / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Diacria / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Diacria / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Eoscaphander / Mollusca, Gastropoda, Opisthobranchia, Cylichnidae

Philine / Mollusca, Gastropoda, Opisthobranchia, Philinidae

Philine / Mollusca, Gastropoda, Opisthobranchia, Philinidae

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

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Heliacus / Mollusca, Gastropoda, Heterobranchia, Architectonicidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Myadora / Mollusca, Bivalvia, Pholadomyoida, Myochamidae

Proterato / Mollusca, Gastropoda, Caenogastropoda, Triviidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Tenuileda / Mollusca, Bivalvia, Nuculoida, Nuculanidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Proterato / Mollusca, Gastropoda, Caenogastropoda, Triviidae

Leptomya / Mollusca, Bivalvia, Veneroida, Semelidae

Myadora / Mollusca, Bivalvia, Pholadomyoida, Myochamidae

Clio / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Proterato / Mollusca, Gastropoda, Caenogastropoda, Triviidae

Diacavolina / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Cavolinia / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Iphinoe / Mollusca, Gastropoda, Caenogastropoda, Capulidae

Ennucula / Mollusca, Bivalvia, Nuculoida, Nuculidae

Conus / Mollusca, Gastropoda, Caenogastropoda, Conidae

Pascula / Mollusca, Gastropoda, Caenogastropoda, Muricidae

Clio / Mollusca, Gastropoda, Opisthobranchia, Cavoliniidae

Pterelectroma / Mollusca, Bivalvia, Pterioida, Pteriidae

Conus / Mollusca, Gastropoda, Caenogastropoda, Conidae

真珠

石鏃

Alcospira / Mollusca, Gastropoda, Caenogastropoda, Olividae