1. The biostratigraphy of the Permian and Triassic. Part 5. A review of the classification and distribution of Permo-Triassic tetrapods;Anderson;Palaeontologia africana,1978
2. A survey of the periotic labyrinth in some representative recent reptiles;Baird;Kansas University Science Bulletin,1960
3. Osteologia craniana de Tupinambis tequixin (Lacertilia, Teiidae);Barberena;Publicação Especial Escola de Geologia,1970