Ukraine: Paleocene, Selandian

Screen 18: Acteonoidea, Planorbioidea
Ringicula actaeoniformis Cylichna dicifera
Ringicula actaeoniformis (13 mm), colno 61526 Cylichna dicifera (10 mm), colno 61521
Roxania raristriata Discohelix radiata
Roxania raristriata (11 mm), colno 61522 Discohelix radiata (9 mm), colno 61462
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Dentaliida Trochoidea Cirroidea Neritoidea Stromboidea Rissooidea Cerithioidea Ptenoglossa
Bucinoidea Columbelloidea Conoidea Mitroidea Volutoidea Muricoidea Naticoidea Calyptraeoidea
Tonnoidea Ficoidea Architectonicoidea Pyramidelloidea Acteonoidea Planorbioidea Nuculoidea Arcoidea
Limopsoidea Ostreoidea Pectinoidea Lucinoidea Carditoidea Chamoidea Crassatelloidea Astartoidea
Cardioidea Tellinoidea Arcticoidea Veneroidea Myoidea Hippuritoidea