Morphological Attributes: Wallmaterial: hyaline Overall appearance: elongate Coiling: uniserial Chamberform: triangular to trapezoid Aperture Position: terminal Aperture Form: radiate, no tooth, neck, no lip Sutures: --, curved, -- Ornamentation: --, --, --, -- |
type specimen holotype Paleogene Eocene Mexico and Middle America unknown FEU-1007622 |