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Morphological Attributes: Wallmaterial: Overall appearance: Coiling: Chamberform: Aperture Position: Aperture Form: , , , Sutures: , , Ornamentation: , , , |
identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Chouteau Group FEU-1004927 |  | identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Hannibal FM FEU-1004788 |  |