Redondasaurus

Redondasaurus (pron: "ruh-don-duh-SORE-us" or "Re-don-dah-sore-us")is a genus of phytosaur from the Late Triassic (230-200 million years ago) of the southwestern United States. It was named by Hunt & Lucas in 1993, and contains two species, R. gregorii and R. bermani. It is the youngest and most evolutionarily-advanced of the phytosaurs.