Fossil crocodylians from the Eocene Devil's Graveyard and Canoe Formations, Brewster County, Texas

Fragmentary crocodylian remains from the Lower Eocene of west Texas represe nt at least three taxa; these are the extinct generalized taxon Borealosuch us, the terrestrial Pristichampsus and a derived alligatoroid closely resem bling forms given the name Allognathosuchus. These remains are significant, as they preserve the youngest known occurrence of Borealosuchus and may be the southernmost known occurrence of Allognathosuchus.