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Morphological Attributes: Wallmaterial: hyaline Overall appearance: globose to ovate Coiling: single chambered Chamberform: pyriform Aperture Position: terminal Aperture Form: slit, no tooth, no neck, no lip Sutures: --, --, -- Ornamentation: --, costate, --, -- |
type specimen holotype Quaternary Pleistocene Western Canada and USA unknown FEU-1007675 |  |