|Named By:||E. C. Olsen in 1937|
|Time Period:||Late Permian|
|Size:||Depending upon species, between 60 and 110 centimetres in length|
|Classification:||| Chordata | Synapsida | Therapsida | Theriodontia | Gorgonopsia ||
|Also known as:||| Cyniscops | Cyniscopoides | Galerhynchus kitchingi | Tangagorgon ||
Cyonosaurus is a genus of gorgonopsian therapsid from the Late Permian of South Africa. Cyonosaurus was 0.6 to 1.1 metres (2 ft 0 in to 3 ft 7 in) in length, with a skull 9 to 18 centimetres (3 1/2 to 7 in) in length. The type species Cyonosaurus longiceps was named in 1937.