Main
Key to Species
About
Contact
|
Morphological Attributes: Wallmaterial: agglutinated Overall appearance: tubular Coiling: trochospiral Chamberform: tubular Aperture Position: terminal Aperture Form: round oval reniform, --, --, -- Sutures: depressed, curved, -- Ornamentation: --, --, --, -- |
identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Hannibal FM FEU-1004806 |  | identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Chouteau Group FEU-1004931 |  | identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Chouteau Group FEU-1004932 |  | identified by scientist Carboniferous Mississippian Lower Mississippian Midwestern USA Northview FM FEU-1004756 |  |