Genus: Ptomalestes BOONSTRA, 1954
Etymology: Greek, ptomas, “dead body” and Greek, lestes, “thief, robber”: Cropse thief.

Species: avidus BOONSTRA, 1954
Etymology:

Holotype: SAM 11942

Locality: Steenboksfontein, Laingsburg District, Western Cape Province, South Africa.

Horizon: Middle Abrahamskraal Formation.

Biostratigraphy: Lower? 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, part of pectoral girdle, humeri, ulnae and radii.