Gonocephalus pyrius
Range
Sumatra (Bukit Daun, Gunung Dempo)
Size
Up to 424mm total; 147mm snout–vent
The angle-headed dragon is a large forest dragon reaching 424 mm in total length, with a snout–vent length of 147 mm, described in 2021 from Bukit Daun in Bengkulu at about 1,646 m and also found on Gunung Dempo. The name means fiery: gravid females develop a fiery look when threatened, as the usual green changes to black with yellow-orange (Reptile Database, general species account).