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Morphological Attributes: Wallmaterial: hyaline Overall appearance: elongate Coiling: uniserial Chamberform: triangular to trapezoid Aperture Position: terminal Aperture Form: radiate, no tooth, no neck, no lip Sutures: --, curved, -- Ornamentation: --, striate, --, -- |
type specimen holotype Cretaceous Lower Cretaceous Albian North European Plain Delft FEU-1008026 |  |