

Trepospira sp.Gastropod; Upper Carboniferous (Pennsylvanian); Wewoka Formation; Coal County, Oklahoma; CC BY-NC-ND 4.0
Trepospira sp.


Euconospira tubiniformisGastropod; Upper Carboniferous (Pennsylvanian); Atoka Formation; Wagoner County, Oklahoma; CC BY-NC-ND 4.0
Euconospira tubiniformis


Strophostylus girtyiOU 4776; Gastropod; Upper Carboniferous (Pennsylvanian); Pumpkin Creek Formation; Carter County, Oklahoma; CC BY-NC-ND 4.0
Strophostylus girtyi


Mourlonia sp.Gastropod; Lower Carboniferous (Mississippian); Moorefield Formation; Delaware County, Oklahoma; CC BY-NC-ND 4.0