Composita sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Holdenville Formation; Okmulgee County, Oklahoma; CC BY-NC-ND 4.0
Dictyoclostus sp.Brachiopod; Lower Carboniferous (Pennsylvanian); Keokuk Formation; Adair County, Oklahoma; CC BY-NC-ND 4.0
Dielasma sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Holdenville Formation; Okmulgee County, Oklahoma; CC BY-NC-ND 4.0
Liruproductus sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Bloyd Formation; Sequoyah County, Oklahoma; CC BY-NC-ND 4.0
Productus sp.Brachjopod; Upper Carboniferous (Pennsylvanian); Seminole Formation; Tulsa County, Oklahoma; CC BY-NC-ND 4.0
Camarotoechia sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Holdenville Formation; Okmulgee County, Oklahoma; CC BY-NC-ND 4.0
Reticulania sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Hale Formation; Adair County, Oklahoma; CC BY-NC-ND 4.0
Sprifier sp.Brachiopod; Upper Carboniferous (Pennsylvanian); Bloyd Formation; Mayes County, Oklahoma; CC BY-NC-ND 4.0