loading . . . The neodiapsid Thadeosaurus colcanapi from the upper Permian of Madagascar The enigmatic neodiapsid Thadeosaurus colcanapi (Lower Sakamena Formation, southwestern Madagascar), sole species of the genus Thadeosaurus, is revised here. The attribution of 12 of the 21 referred ... https://onlinelibrary.wiley.com/doi/10.1002/spp2.70008