#NEXUS BEGIN DATA; DIMENSIONS NTAX=23 NCHAR=22; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Prosauropoda 0000000000000000000000 Herrerasaurus 1000000000000000000000 Isanosaurus 1111000000000000000000 Gongxianosaurus 1011000000000000000000 Antetonitrus 1001000000000000000000 Vulcanodon 1111110000000000000000 Tazoudasaurus 1111110000000000000000 Shunosaurus 1111011000000000000000 Barapasaurus 1111011100000000000001 Patagosaurus 1111011110000000000001 Omeisaurus 1111011111100000000000 Mamenchisaurus 1111011111100000000000 Jobaria 1111011110111000000000 Diplodocus 1111011110101111000000 Apatosaurus 1111011110101111000000 Dicraeosaurus 1111011110101011000000 Nigersaurus 1111011110101001000000 Camarasaurus 1111011110111000100000 Brachiosaurus 1111011110111000110000 Euhelopus 1111011110111000111000 Opisthocoelicaudia 1111011110111000111110 Rapetosaurus 1111011110111000111010 Saltasaurus 1111011110111000111110 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;