California: Pleistocene and Pliocene

Screen 26: Veneroidea, Myoidea

Chione picta (71 mm), colno 38970 Pliocene, Purisma Formation	Compsomyax oregonensis (75 mm), colno 54911 Pliocene, Merced Formation

Cryptomya californica (36 mm), colno 38964 Pliocene, Purisma Formation	Cryptomya californica (25 mm), colno 43748 Pleistocene, Palos Verdes Sands

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Dentaliida	Patelloidea	Fissurelloidea	Cirroidea	Cerithioidea	Littorinoidea	Janthinoidea	Buccinoidea
Columbelloidea	Conoidea	Volutoidea	Muricoidea	Naticoidea	Calyptraeoidea	Tonnoidea	Ellobioidea
Nuculoidea	Nuculanoidea	Arcoidea	Limopsoidea	Mytiloidea	Ostreoidea	Pecinoidea	Lucinoidea
Carditoidea	Crassatelloidea	Cardioidea	Mactroidea	Telinoidea	Donacoidea	Veneroidea	Myoidea	Pholadoidea

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