Tetrapoda Goodrich, 1930
Amniota Haeckel, 1866 - amniotes
Eureptilia Olson, 1947
Diapsida Osborn 1903 [Laurin 1991]
Neodiapsida Benton 1985 [Laurin 1991]
see Clade Neodiapsida Benton 1985 [Laurin 1991] {Reisz, Modesto & Scott 2011}
Archosauromorpha Huene 1946 [Gauthier, Kluge & Rowe 1988] {Laurin 1991}
1 †"Protorosauria"
see [unranked] Prolacertiformes
2.1 Genus †Trilophosaurus Case, 1928
2.2.1 †Rhynchosauria Osborn, 1903
see Order Rhynchosauria Osborn, 1903
2.2.2.1 Genus †Prolacerta Parrington, 1935
2.2.2.2 Archosauria Cope, 1869