Skull of Cyonosaurus longiceps in the Field Museum of Natural History.
Cyonosaurus is a genus of gorgonopsian therapsids from the late Permian and possibly Early Triassic of South Africa.[1]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.[2]
^Benoit, Julien; Kammerer, Christian F.; Dollman, Kathleen; Groenewald, David P.; Smith, Roger M.H. (15 March 2024). "Did gorgonopsians survive the end-Permian "Great Dying"? A re-appraisal of three gorgonopsian specimens (Therapsida, Theriodontia) reported from the Triassic Lystrosaurus declivis Assemblage Zone, Karoo Basin, South Africa". Palaeogeography, Palaeoclimatology, Palaeoecology. 638: 112044. doi:10.1016/j.palaeo.2024.112044. Retrieved 21 May 2024 – via Elsevier Science Direct.
^Gebauer, E.V.I. (2007). Phylogeny and evolution of the Gorgonopsia with a special reference to the skull and skeleton of GPIT/RE/7113 ('Aelurognathus?' parringtoni)(PDF) (Ph.D. thesis). Tübingen: Eberhard-Karls Universität Tübingen. pp. 1–316. Archived from the original on December 2, 2022.
Cyonosaurus is a genus of gorgonopsian therapsids from the late Permian and possibly Early Triassic of South Africa. Cyonosaurus was 0.6 to 1.1 metres...
potential breakdown of the ozone layer. However, some smaller taxa like Cyonosaurus may have survived up to the Early Triassic. The large predatory niches...
was originally named Tangagorgon tenuirostris and is now in the genus Cyonosaurus. Two additional species, L. microdon and L. sollasi, were added to Lycaenops...
and interpret the studied fossils as expanding the range of the genus Cyonosaurus higher up in the extinction zone, but don't confirm the survival of gorgonopsians...
cynodont Procynosuchus is also reported. The gorgonopsians Arctognathus and Cyonosaurus should be present based on their wide temporal distribution within the...
Taxon Species Locality Material Notes Images Cyonosaurus C. broomianus A gorgonopsian Dinogorgon D. rubidgei Kingori IGP K 16, nearly complete skull and...
curved, comparable to that of other gorgonopsians of similar size like Cyonosaurus, but different from the anteroposteriorly broadened scapular spines of...
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