Gualosuchus is an extinct genus of proterochampsianarchosauriform from the Middle TriassicChañares Formation of Argentina. The type and only species is Gualosuchus reigi, named by paleontologist Alfred Romer in 1971. [1] Its skull length is 40 cm long making it quite a large proterochampsids. Gualosuchus also said to have a more robust humerus and tibia compared to other proterochampsids.[2]
^Trotteyn, Maria Jimena; Arcucc, Andrea; Raugust, Tiago (2013). "Proterochampsia: An endemic archosauriform clade from South America". Geological Society London Special Publications. 379 (1): 379(1): 59-90. Bibcode:2013GSLSP.379...59T. doi:10.1144/sp379.23. S2CID140590056.