#NEXUS BEGIN DATA; DIMENSIONS NTAX=19 NCHAR=20 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Tinamidae 00000000000000000000 Galliformes 10000000000000000000 Ardeidae 11110000000000000000 Ciconiidae 11111000000000000100 Gaviidae 10010100000000000000 Diomedeidae 10010111000000000000 Hydrobatidae 10010101000000000000 Pelecanoididae 10010111100000000000 Procellariidae 10010111100000000000 Scopidae 11111000010000000100 Balaenicipitidae 11111000011000000100 Phaethontidae 10110000000000000100 Fregatidae 11111000011110000100 Pelecanidae 11111000011010000100 Plotopteridae 11111000011111100100 Spheniscidae 11111000011111100100 Anhingidae 11111000011110110111 Phalacrocoracidae 11111000011110111101 Sulidae 11111000011110111110 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;