JAPAN: Pleistocene, see for formation below pictures.

Screen 24: Arcoidea, Limopsoidea

Scapharca broughtonii (106 mm), colno 35015 Kioroshi Formation	Scapharca subcrenata (52 mm), colno 35198 Kioroshi Formation
Tegillarca granosa (55 mm), colno 35220 Kioroshi Formation	Limopsis azumana (12 mm), colno 36573 Semata Formation

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Chitonina	Dentaliida	Patelloidea	Fissurelloidea	Trochoidea	Cirroidea	Cerithioidea	Xenophoroidea
Buccinoidea	Columbelloidea	Conoidea	Mitroidea	Volutoidea	Muricoidea	Naticoidea	Calyptraeoidea
Tonnoidea	Architectonicoidea	Pyramidelloidea	Acteonoidea	Nuculoidea	Nuculanoidea	Arcoidea	Limopsoidea
Mytiloidea	Limopsoidea	Ostreoidea	Pectinoidea	Anomioidea	Lucinoidea	Galeommatoidea	Carditoidea
Cardioidea	Mactroidea	Solenoidea	Tellinoidea	Glossoidea	Corbiculoidea	Veneroidea	Myoidea
Hiatelloidea	Pandoroidea	Cuspidariina