California: Pleistocene and Pliocene

Screen 14: Calyptraeoidea, Tonnoidea

Crepidula onyx (36 mm), colno 43725 Pleistocene, Palos Verdes Sands	Crepidula princeps (63 mm), colno 38918 Pliocene, Purisma Formation

Hipponix tumens (18 mm), colno 43695 Pleistocene, Bay Point Formation	Bursa californica (21 mm), colno 37603 Pleistocene, Formation unknown

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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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