Species: ferox BROOM, 1915
Etymology: Latin, ferox, "wild, bold, fierce."
Holotype: AMNH 5558
Locality: Beaufort West, Western Cape Province, South Africa.
Horizon: Middle Abrahamskraal Formation.
Biostratigraphy: Pristerognathus Assemblage zone (Diictodon-Pristerognathus Assemblage zone, Tapinocephalus zone of WATSON 1914, KITCHING, 1970,1977)
Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.
Material: Fragmentary skull.