|The holotype skull of Proterochampsa nodosa (MCP 1694) in dorsal view|
Proterochampsa is a genus of proterochampsid archosauromorph from the Late Triassic of Argentina and Brazil (Paleorrota). It normally measured about 1.8 to 2 m (5.9 to 6.6 ft), though P. barrionuevoi, known from a 44 centimetres (17 in) skull, could have grown up to 3.5 m (11 ft).
- The Beginning of the Age of Dinosaurs: Faunal Change across the Triassic-Jurassic Boundary by Kevin Padian
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