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Morphological Attributes: Wallmaterial: hyaline Overall appearance: Coiling: Chamberform: Aperture Position: Aperture Form: , , , Sutures: , , Ornamentation: , , , |
type specimen holotype Jurassic FEU-1027496 |  | identified by scientist Cretaceous Upper Cretaceous Campanian Kurdistan Azmer FEU-1013424 |  | identified by scientist Jurassic Upper Jurassic Tithonian off Biscaya and Iberia ODP Leg 149 Site 901 FEU-1008227 |  | identified by M. Hesemann Jurassic Upper Jurassic Tithonian United Kingdom and Ireland Chapmans Pool FEU-1024011 |  | identified by M. Hesemann Jurassic Upper Jurassic Tithonian United Kingdom and Ireland Chapmans Pool FEU-1024022 |  |
identified by M. Hesemann Jurassic Upper Jurassic North European Plain Kleby FEU-1001139 |  | identified by M. Hesemann Jurassic Upper Jurassic Kimmeridgian United Kingdom and Ireland Black Head FEU-1025240 |  | identified by M. Hesemann Jurassic Upper Jurassic Kimmeridgian United Kingdom and Ireland Black Head FEU-1025246 |  | identified by M. Hesemann Jurassic Middle Jurassic Callovian North European Plain Uckermark FEU-1019538 |  | identified by M. Hesemann Jurassic Middle Jurassic Callovian North European Plain Uckermark FEU-1019539 |  |
identified by M. Hesemann Jurassic Middle Jurassic Callovian North European Plain Uckermark FEU-1019552 |  | identified by M. Hesemann Jurassic Middle Jurassic Callovian North European Plain Uckermark FEU-1018058 |  | identified by C. Brizio Cretaceous Upper Cretaceous Maastrichtian American South Washington (AR) FEU-1027896 |  | identified by C. Brizio Cretaceous Upper Cretaceous Campanian American South Austin FEU-1028043 |  | identified by C. Brizio Cretaceous Upper Cretaceous Campanian American South Austin FEU-1028044 |  |
identified by C. Brizio Cretaceous Upper Cretaceous Campanian American South Austin FEU-1028050 |  |