FRANCE: Basin de Paris, Eocene 120
Cerithioidea

Bittium cancellatum escheri Bittium dulciculum
Bittium cancellatum escheri (8 mm), colno 13317
Lutetian
Bittium dulciculum (5 mm), colno 31075
Bartonian
Bittium essomiense Bittium grabaui
Bittium essomiense (5 mm), colno 43375
Lutetian
Bittium grabaui (15 mm), colno 7723
Cuisian
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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