Species: boonstrai CLUVER, 1974
Etymology: In honor of Lieuwe Dirk Boonstra, a South African Paleontologist.

Holotype: SAM 6243

Locality: Ely Cottage, near Alice, Cape Province, South Africa.

Horizon:

Biostratigraphy: Dicynodon Assemblage zone (formerly Dicynodon lacerticeps-Whaitsia zone of KEYSER, 1979, SACS, 1980, Daptocephalus zone of KITCHING, 1870, 1977, Upper Cistecephalus Zone of WATSON, 1914).

Age: Tatarian Age, Lopingian Subepoch, Zechstein Epoch, Late Permian.

Material: Skull and mandible.