Brasileosaurus (meaning "Brazil lizard") is a genus of possible notosuchid notosuchian from the Late Cretaceous Adamantina Formation of Brazil. The type species is B. pachecoi, discovered by brazilian Eng. Joviano Pacheco ,described by prolific German paleontologist Friedrich von Huene in 1931. Brasileosaurus is not to be confused with the mesosaur Brazilosaurus.