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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 March 20, 2006

 

 OROMYCTER DOLESORUM

 Synapsida-Caseasauria-Caseidae

 

   

Above, picture, in lateral and dorsal view, of a caseid (probably Oromycter) ungual phalanx. From Richards Spur (Fort Sill, Dolese Q.)- Comanche Co. Oklahoma. Lower Permian.

Abbreviations: G, groove;  SDE, spatulate distal expansion.