(Chelonia,(Basal_diapsids,(Squamata,Sphenodon),(Basal_archosauromorphs,Erythrosuchidae,(Parasuchia,Aetosauria,(Proterochampsidae,(Crocodylia,(Basal_crocodylomorphs,Lagerpeton))),(Marasuchus,Lewisuchus,(Ornithischia,Sauropodomorpha,(Herrerasauridae,(Coelophysoidea,(Ceratosauria,(Basal_tetanurans,(Carnosauria,Tyrannosauroidea,Ornithomimosauria,(Oviraptorosauria,(Alvarezsauridae,(Deinonychosauria,(Archaeopteryx,(Confuciusornithidae,(Enantiornithes,(Patagopteryx,(Apsaravis,(Hesperornithiformes,(Ichthyornis,(Paleognathae,Neognathae))))))))))))))))))))));