#NEXUS BEGIN DATA; DIMENSIONS NTAX=34 NCHAR=33; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Seymouriadae 000000000000000000000000000000000 Diadectomorpha 000000000000000000000000000000001 Caseidae 000000000000000000000000000000111 Ophiacodontidae 000000000000000000000000000001111 Edaphosauridae 000000000000000000000000000011111 Sphenacodontidae 000000000000000000000000000111111 Gorganopsia 000000000000000000000000001111111 Cynodontia 000000000000000000000000001111111 Captorhinidae 000000000000000000000000110000011 Paleothyris 000000000000000000000001110000011 Millerettidae 000000000000000000000010010000011 Acleistorhinus 000000000000000000001110010000011 Lanthanosuchidae 000000000000000000001110010000011 Macroleter 000000000000000000010110010000011 Bradysaurus 000000000000000001110110010000011 Scutosaurus 000000000000000011110110010000011 Anthodon 000000000000000011110110010000011 Procolophon 000000000000000100110110010000011 Owenetta 000000000000000100110110010000011 Araeoscelidia 000000000000001000000001110000011 Claudiosaurus 000000000000011000000001110000011 Younginiformes 000000000000111000000001110000011 Kuehneosauridae 000000000111111000000001110000011 Testudines 000000001011111000000001110000011 Rhynchocephalia 000000010111111000000001110000011 Squamata 000000010111111000000001110000011 Choristodera 000000100001111000000001110000011 Rhynchosauria 001111100001111000000001110000011 Prolacertiformes 000011100001111000000001110000011 Trilophosaurus 001111100001111000000001110000011 Archisauriformes 000101100001111000000001110000011 Placodus 110000001011111000000001110000011 Eosauropterygia 010000001011111000000001110000011 Cyamodus 110000001011111000000001110000011 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;