LIST OF THE RICHARDS SPUR (FORT SILL) TETRAPOD PALEOFAUNA
Stratigraphic chart of the lower Permian (partial)
EURYODUS PRIMUS
Lepospondyli- Microsauria-Gymnarthridae
Above: picture of the same Euryodus vertebra in ventral view. From Richards Spur (Dolese Quarry) , Comanche Co. Oklahoma. Lower Permian