vertebrates Cuvier, 1812 - vertebrates
Cohort Amniota Haeckel, 1866
see Clade Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988]
Class "Reptilia" Linnaeus, 1758 - reptiles
Subclass Sauropsida Huxley, 1864
Superorder Lepidosauria Haeckel, 1866
see Superorder Lepidosauriformes Gauthier, Estes & de Queiroz, 1988
Order Squamata Oppel, 1811
Suborder Serpentes Linnaeus, 1758 - snakes
1 Family Boidae Gray, 1825 - pythons and boas
2 Infraorder Henophidia Hoffstetter, 1939
see Superfamily Henophidia Hoffstetter, 1939