Reptilia - Saurischia - Guaibasauridae
Full reference: J. F. Bonaparte, J. Ferigolo, and A. M. Ribeiro. 1999. A new early Late Triassic saurischian dinosaur from Rio Grande do Sol state, Brazil. Proceedings of the Second Gondwanan Dinosaur Symposium, National Science Museum Monographs 15:89-109
Parent taxon: Sauropodomorpha according to M. D. Ezcurra 2010
See also Bonaparte et al. 2007, Bonaparte et al. 1999, Brea et al. 2005 and Novas et al. 2011
Sister taxa: Arcusaurus, Asylosaurus, Bagualosauria, Brontosauria, Buriolestes, Efraasia, Eoraptor, Eosauropus, Euskelosaurus, Kholumolumo, Lavinipes, Liujianpus, Massopoda, Mbiresaurus, Melanorosauria, Nambalia, Navahopodidae, Navahopus, Pachysuchus, Pantydraco, Pentasauropodia, Plateosauridae, Qianlong, Saturnaliidae, Thecodontosauridae, Thecodontosaurus, Thotobolosaurus, Unaysauridae
Subtaxa: Agnosphitys Guaibasaurus Saturnaliinae
Ecology:
Distribution:
• Triassic of Brazil (3 collections), India (1), the United Kingdom (1)
Total: 5 collections each including a single occurrence