Tuesday, 26 November 2013


Cyonosaurus is a small gorgonopsid with a long narrow slender snout. A number of species have been described: C. longiceps, C. rubidgei, C. kitchingi, C. broomianus, C. tenuirostris.

Cyonosaurus longiceps
Olson, 1937
Meaning of generic name
Dog lizard
Meaning of specific name
long legs
Length: 1 m, Skull length: 15 cm.
Holotype (WMUC 1515): skull of an immature individual

Referred specimens: RC 75, BPI 254, BPI 254, BPI 294.
Age and Distribution
Horizon: Lower Cistecephalus Assemblage Zone, Beaufort Group, Upper Permian (Wuchiapingian).

Locality: Toverwater farm and few miles southeast of Murraysburg, South Africa.
Synapsida Therapsida Gorgonopsia
Further Reading
Olson, E. C., 1937, the cranial morphology of a new gorgonopsian: Journal of Geology, v. 65, n. 5, p. 511-527.

Sigogneau, D., 1970. Revision Systematique des Gorgonopsiens Sud-Africains: Cahiers de Paleontologie, 414pp.

Gebauer E., 2007. Phylogeny and Evolution of the Gorgonopsia with a Special Reference to the Skull and Skeleton of GPIT/RE/7113, doctoral dissertation.
Cyniscops longiceps Broom, 1941

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