#NEXUS BEGIN DATA; DIMENSIONS NTAX=18 NCHAR=15 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Basilosaurus 000000000000000 Zygorhiza 100000000000000 Physeter 111111000000000 Mesoplodon 111111000000000 Tursiops 101111000000000 Xenorophid 100011000000000 Squalodon 100111000000000 Eubalaena 100001100000000 Pelocetus 100001111000000 Herpetocetus 100001101100000 Parietobalaena 100001101100000 Balaenoptera 100001111011111 Eschrichtius 100001111000110 Eobalaenoptera 100001111000111 Megaptera 100001111011111 Parabalaenoptera 100001111000110 Isanacetus 100001111000010 Megaptera_miocaena 100001111001111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;