FRANCE: Eocene, Bartonian, Screen 12, Gastropoda
Bythinella cirsophora Bythinella pulchra
Bythinella cirsophora (4 mm), colno 15032 Bythinella pulchra (5 mm), colno 45425
Lapparentia irregularis Hemicerithium incommodum
Lapparentia irregularis (4 mm), colno 7415 Hemicerithium incommodum (14 mm), colno 29741
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Lepidopleurina Sepioidea Dentaliida Patelloidea Fissurelloidea Trochoidea Cirroidea Neritoidea Stromboidea Rissooidea
Cerithioidea Vermetoidea Littorinoidea Vanikoroidea Xenophoroidea Ptenoglossa Janthinoidea Buccinoidea Columbelloidea Conoidea
Mitroidea Volutoidea Muricoidea Naticoidea Cypraeoidea Calyptraeoidea Tonnoidea Ficoidea Architectonicoidea Pyramidelloidea
Valvatoidea Acteonoidea Aplysioidea Ellobioidea Siphonarioidea Lymnaeoidea Planorbioidea