Genus: Pristerognathus SEELEY, 1895
Etymology: Greek, prister, “sawyer”, Greek, gnathos, “jaw” + us: Sawing jaw.

Species: polyodon SEELEY, 1895
Etymology:

Holotype: BMNH R2581

Locality: Cypher, Tamboersfontein, Beaufort west, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Pristerognathus zone (formerly Pristerognathus-Diictodon zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Weathered snout.
_____________________________________________________________________________________

Species: baini BROOM, 1904
Etymology:

Holotype: SAM 583

Locality: Gouph, Beaufort West District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Pristerognathus zone (formerly Pristerognathus-Diictodon zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Snout.

Neotype: Transvaal Museum

Locality: Letjesbosch, Beaufort West District, Western Cape Province, Late Permian.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Pristerognathus zone (formerly Pristerognathus-Diictodon zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Skull with shoulder girdle and pelvis.


_____________________________________________________________________________________

Species: platyrhinus BROOM, 1912
Etymology:

Holotype: AMNH 5502

Locality: Grootfontein, Beaufort West, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Tapinocephalus zone (Dinocephalian zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Lower Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Lower Pareiasaurus zone, BROOM, 1906), or Pristerognathus zone (Pristerognathus-Diictodon zone, KEYSER, 1979, SACS, 1990, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Anterior portion of skull and mandible.
_____________________________________________________________________________________

Species: peyeri BROILI & SCHRODER, 1936
Etymology:

Holotype: University of Munich, 1936 II 9

Locality: Farm Klein Waterval, Prince Albert Distict, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Pristerognathus zone (formerly Pristerognathus-Diictodon zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Skull and lower jaw.
_____________________________________________________________________________________

Species: vanderbyli BROOM, 1925
Etymology:

Holotype: Kimberley Museum 5139

Locality: Abrahams Kraal, Prince Albert Distict, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Pristerognathus zone (formerly Pristerognathus-Diictodon zone KEYSER, 1979, SACS, 1980, KEYSER & SMITH, 1977-78, Upper Tapinocephalus zone, KITCHING, 1970, 1977, WATSON, 1914, Upper Pareiasaurus zone BROOM, 1906).

Age: Early Tatarian age, Guadelupian Stage, Middle Zeichstein Epoch, Middle Permian.

Material: Skull.