Clade Sauropsida Huxley 1864 (tetrapod)
Full reference: T. H. Huxley. 1864. Lectures on the Elements of Comparative Anatomy - On the Classification of Animals and on the Vertebrate Skull. John Churchill & Sons, London 1-303
Parent taxon: Amniota according to M. Laurin and R. R. Reisz 1995
Sister taxa: Cincosaurus, Coelodontognathus, Dicondylia, Kraterokheirodon, Mesosauria, Monocondylia, Notalacerta, Synapsida, Vitalia
Subtaxa: Mesosauridae, Millerosauria, Reptilia
Ecology: