FRANCE: Basin de Paris, Eocene 104
Cerithioidea

Hemicerithium imperfectum Hemicerithium imperfectum
Hemicerithium imperfectum (15 mm), colno 7726
Lutetian
Hemicerithium imperfectum (20 mm), colno 13336
Lutetian
Hemicerithium incommodum Hemicerithium incommodum
Hemicerithium incommodum (15 mm), colno 10327
Bartonian
Hemicerithium incommodum (11 mm), colno 31452
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