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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 April 24, 2006

APATEON 

 Temnospondyli-Dissorophoidea-Branchiosauridae

Above: enlarged picture of a branchiosaurid (probably Apateon) disarticulated skull. From Saar Nahe basin, Pfaltz, Germany. Lower Permian

Abbreviations:  d, dentary(in ventral view);  m, maxilla;  p, parietal;  pt, pterygoid.