#NEXUS BEGIN DATA; DIMENSIONS NTAX=23 NCHAR=19 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Ungulates 0000000000000000000 Heptodon 1000000000000000000 Diacodexis 1100000000000000000 Hapalodectes 1110000000000000000 Dissacus 1111100000000000000 Sinonyx 1111100000000000000 Pakicetus 1111010000000000000 Ambulocetus 1111011000000000000 Gaviacetus 1111011110000000000 Rodhocetus 1111011110000000000 Indocetus 1111011110000000000 Habib_Rahi_whale 1111011101000000000 Dorudon 1111011101110000000 Basilosaurus 1111011101110000000 Zygorhiza 1111011101110000000 Xenorophus 1111011101101111100 Squalodon 1111011101101111100 Physeter 1111011101101110000 Mesoplodon 1111011101101111000 Tursiops 1111011101101100000 Parietobalaena 1111011101101000010 Eubalaena 1111011101101000011 Balaenoptera 1111011101101000011 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;