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 Introduction

LIST OF THE RICHARDS SPUR (FORT SILL)  TETRAPOD PALEOFAUNA

LEPOSPONDYLI

EUREPTILIA

SYNAPSIDA

PARAREPTILIA

DIADECTOMORPHA

ANTHRACOSAUROIDEA

TEMNOSPONDYLI

UNIDENTIFIED TETRAPODS

Stratigraphic chart of the lower Permian (partial)

Phylogenetic Relationships

Content updated June 07, 2006

EURYODUS PRIMUS

 Lepospondyli- Microsauria-Gymnarthridae

Above: picture of the sameEuryodus primus dentary in medial view.  From Richards Spur (Dolese Quarry) , Comanche Co.  Oklahoma. Lower Permian