Coelurosauravus is a genus of basal diapsid reptile, with specialized wing-like structures allowing it to glide. These were rod like structures with skin stretched over them; this features is unique to this genus.
The average length of the specimens was 40 centimetres (16 in) and the body was long and flat, suitable for gliding. The skull was lizard-like with a pointed snout and contained a broad back with a serrated crest, superficially resembling the crests of ceratopsian dinosaurs. It lived during the Permian period in what is now Germany and Madagascar