#NEXUS BEGIN DATA; DIMENSIONS NTAX=16 NCHAR=18; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Omeisaurus 000000000000000000 Jobaria 100000000000000001 MACRONARIA 110000000000000001 Apatosaurus 111111000000000100 Suuwassea 110011000000000110 Diplodocus 111111000000000100 Brachytrachelopan 110111110000000010 Dicraeosaurus 110111110000000010 Amargasaurus 110111010000000010 Limaysaurus 110001001111011000 Nigersaurus 110001000011100000 Rebbachisaurus 110001000011011000 Cathartesaura 110001001111011000 Zapalasaurus 110001000111010000 Histriasaurus 110001000001000000 Demandasaurus_darwini 110001000011100000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;