Riojasuchus

Riojasuchus is an extinct genus of quadrupedal crurotarsan archosaur.

Closely related species
Riojasuchus is a member of Ornithosuchidae, a family of facultatively bipedal carnivores that were geographically widespread during the Late Triassic. Two other genera, Ornithosuchus and Venaticosuchus, are currently known.