Morphological Attributes: Wallmaterial: hyaline Overall appearance: elongate Coiling: triserial Chamberform: pyriform Aperture Position: basal Aperture Form: arcuate lunear arch, --, --, -- Sutures: depressed, curved, -- Ornamentation: --, --, --, -- |
identified by scientist Quaternary Pleistocene Upper Pleistocene Yellow Sea South Yellow Sea FEU-1005303 |