FRANCE: Basin de Paris, Eocene 106
Cerithioidea

Hemicerithium terebrale var. Orthochetus lefroyanus
Hemicerithium terebrale var. (7 mm), colno 30254
Lutetian
Orthochetus lefroyanus (18 mm), colno 43420
Lutetian
Orthochetus lefroyanus Orthochetus lefroyanus
Orthochetus lefroyanus (27 mm), colno 55794
Lutetian
Orthochetus lefroyanus (20 mm), colno 63130
Formation unknown
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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