Max C. Langer, Cesar L. Schultz: A New Species Of The Late Triassic Rhynchosaur Hyperodapedon From The Santa Maria Formation Of South Brazil. In: Palaeontology. Bd. 43, Nr. 6, 2000, ISSN1475-4983, S. 633–652, doi:10.1111/1475-4983.00143.
Max C. Langer, Cesar L. Schultz: A New Species Of The Late Triassic Rhynchosaur Hyperodapedon From The Santa Maria Formation Of South Brazil. In: Palaeontology. Bd. 43, Nr. 6, 2000, ISSN1475-4983, S. 633–652, doi:10.1111/1475-4983.00143.