Genus: Trochosuchus BROOM, 1908
Etymology: Greek, trokhos, “badger” and Greek, soukhos, “crocodile”: Badger crocodile.
= Trochosaurus HAUGHTON, 1915
Etymology: Greek, trokhos, “badger” and Greek, sauros, “lizard”: Badger lizard.

Species: acutus BROOM, 1908
Etymology:

Holotype: SAM 1076

Locality: Rietfontein, Prince Albert Distict, 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).

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

Material: Preorbital portion of skull.
_____________________________________________________________________________________

Species: major BROOM, 1915
Etymology: Latin, major, "greater."
= Trochosaurus major (BROOM, 1915)

Holotype: AMNH 5543

Locality: Rietfontein, Prince Albert Distict, 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: Fragmentary skull.

Referred material:

= Trochosaurus intermedius HAUGHTON, 1915

Holotype: BMNH R5747

Locality: Unknown, 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).

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

Material: Skull and dentary.

_____________________________________________________________________________________

Species: dirus (BROOM, 1936)
Etymology:
= Trochosaurus dirus BROOM, 1936

Holotype:

Locality: Unknown, South Africa.

Horizon: Unknown.

Biostratigraphy:

Age: Late Permian.

Material: Imperfect snout.