#NEXUS BEGIN DATA; DIMENSIONS NTAX=35 NCHAR=25; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Chelonia 0000000000000000000000000 Basal_diapsids 1000000000000000000000000 Squamata 1100000000000000000000000 Sphenodon 1100000000000000000000000 Basal_archosauromorphs 1010000000000000000000000 Erythrosuchidae 1010000000000000000000000 Proterochampsidae 1011100000000000000000000 Parasuchia 1010100000000000000000000 Aetosauria 1010100000000000000000000 Basal_crocodylomorphs 1011111000000000000000000 Crocodylia 1011101000000000000000000 Lagerpeton 1011111000000000000000000 Marasuchus 1010100100000000000000000 Lewisuchus 1010100100000000000000000 Ornithischia 1010100110000000000000000 Sauropodomorpha 1010100110000000000000000 Herrerasauridae 1010100111000000000000000 Coelophysoidea 1010100111100000000000000 Ceratosauria 1010100111110000000000000 Basal_tetanurans 1010100111111000000000000 Carnosauria 1010100111111100000000000 Tyrannosauroidea 1010100111111100000000000 Ornithomimosauria 1010100111111100000000000 Oviraptorosauria 1010100111111110000000000 Alvarezsauridae 1010100111111111000000000 Deinonychosauria 1010100111111111100000000 Archaeopteryx 1010100111111111110000000 Confuciusornithidae 1010100111111111111000000 Enantiornithes 1010100111111111111100000 Patagopteryx 1010100111111111111110000 Apsaravis 1010100111111111111111000 Hesperornithiformes 1010100111111111111111100 Ichthyornis 1010100111111111111111110 Paleognathae 1010100111111111111111111 Neognathae 1010100111111111111111111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;