#NEXUS BEGIN DATA; DIMENSIONS NTAX=8 NCHAR=5; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Outgroup 00000 Hesperonithes 10000 Ichthyornis 10000 Tinamous 11100 Ratites 11100 Galliformes 10111 Anseriformes 10111 Neoaves 10101 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;