Morphological Attributes: Wallmaterial: Overall appearance: Coiling: Chamberform: Aperture Position: Aperture Form: , , , Sutures: , , Ornamentation: , , , |
type specimen holotype Jurassic Upper Jurassic FEU-1025609 | ![]() | identified by M. Hesemann Jurassic Upper Jurassic Kimmeridgian United Kingdom and Ireland Egmont Bight FEU-1025580 | ![]() |