#NEXUS BEGIN DATA; DIMENSIONS NTAX=19 NCHAR=22 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Varanoid_root 0000000000000000000000 Pachyrhachis 1111111110000000000000 Haasiophis 0111111110000000000000 Dinilysia 0000001110000000000000 Wonambi 0011111111111100011111 Scolecophidia 0000000110000000000000 Anilioidea 0000011110000000000000 Xenopeltis 0000111110000000000001 Loxocemus 0001111110000000000011 Erycinae 0011111110111100000111 Boinae 0011111111111100011111 Pythoninae 0011111110011100011111 Tropidophiidae 0011111110001111000011 Ungaliophiidae 0011111110000100001111 Bolyeriidae 0011111110001101000011 Acrochordidae 0011111110001111100011 Basal_colubroids 0011111110001111100011 Eupodophis 1111111110000000000000 Najash 0000000010000000000000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;