Named By: L. D. Bonstra - 1952.
Classification: Chordata, Synapsida, Dinocephalia, Tapinocephalidae.
Species: R. longirostris (type).
Size: About 2.5 meters long.
Known locations: South Africa.
Time period: Capitanian of the Permian.
Fossil representation: Partial remains, including skull.
Riebeeckosaurus would have been just another run of the mill tapinocephalid dinocephalian were it not for the extreme elongation of the skull. Though possibly for display, the elongation of the skull may denote a feeding adaptation and dietary specialisation.
- Nuwe tapinocephalidae, Riebeeckosaurus longisrostris gen. et sp. nov. Tydskr. Wet. Kuns, v. 12, p. 246-249. - L. D. Bonstra - 1952.