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Morphological Attributes: Wallmaterial: hyaline Overall appearance: coiled spirally Coiling: trochospiral Chamberform: triangular to trapezoid Aperture Position: umbilical extraumbilical Aperture Form: slit, no tooth, no neck, no lip Sutures: --, --, -- Ornamentation: --, --, --, -- |
identified by scientist Paleogene Paleocene Thanetian North Africa Bir Inglisi FEU-1009345 |  | identified by scientist Cretaceous Upper Cretaceous Maastrichtian Kurdistan Dokan FEU-1013514 |  | identified by M. Hesemann Paleogene Oligocene Rupelian North European Plain Bad Freienwalde FEU-1016905 |  |