FRANCE: Basin de Paris, Eocene 91
Rissoidea

Bythinella cirsophora Bythinella pulchra
Bythinella cirsophora (4 mm), colno 15032
Bartonian
Bythinella pulchra (10 mm), colno 7413
Bartonian
Bythinella pulchra Bythinella pulchra
Bythinella pulchra (4 mm), colno 45425
Bartonian
Bythinella pulchra (7 mm), colno 43347
Lutetian
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Lepidopleurina Ischnochitonina Chitonina Nautiloidea Coleoidea Dentaliida Gadilimorpha Patelloidea Fissurelloidea Pleurotomarioidea
Trochoidea Cirroidea Neritoidea Stromboidea Rissooidea Tornoidea Ampullarioidea Cyclophoroidea Cerithioidea Vermetoidea
Littorinoidea Vanikoroidea Xenophoroidea Ptenoglossa Janthinoidea Eulimoidea Buccinoidea Columbelloidea Conoidea
Mitroidea Volutoidea Muricoidea Naticoidea Cypraeoidea Lamellarioidea Calyptraeoidea Tonnoidea Ficoidea
Rissoelloidea Architectonicoidea Pyramidelloidea Valvatoidea Acteonoidea Bulloidea Aplysioidea Pleurobranchioidea Spiratelloidea
Ellobioidea Siphonarioidea Lyumnaeoidea Physoidea Planorbioidea Oleacinoidea Succineoidea Vitrinoidea Bivalvia