Order †Saurischia Seeley, 1887
see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
Suborder †Sauropodomorpha Huene, 1932
see Order Sauropodomorpha Huene, 1932
Infraorder †Prosauropoda Huene, 1920
see Suborder Prosauropoda Huene, 1920
Family †Anchisauridae Marsh, 1885
Genus †Anchisaurus Marsh, 1885
Genus †Efraasia Galton, 1973
Genus †Thecodontosaurus Riley & Stutchbury, 1836