#NEXUS BEGIN DATA; DIMENSIONS NTAX=23 NCHAR=19 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Polyodon 0000000000000000000 Psephurus 1000000000000000000 Scaphirhynchus 1110000000000000000 Pseudoscaphirhynchus 1110000000000000000 Acipenser_sturio 1101100000000000000 Acipenser_oxyrinchus 1101100000000000000 Acipenser_stellatus 1101010000000000000 Acipenser_ruthenus 1101011111000000000 Acipenser_schrenckii 1101011110000000000 Acipenser_nudiventris 1101011111000000000 Acipenser_persicus 1101011000110000000 Acipenser_gueldenstaedtii 1101011000110000000 Acipenser_naccarii 1101011000111000000 Acipenser_dabryanus 1101011000100110000 Acipenser_sinensis 1101011000100110000 Acipenser_medirostris 1101011000100101000 Acipenser_mikadoi 1101011000100101000 Acipenser_transmontanus 1101011000100101000 Acipenser_brevirostrum 1101011000111000100 Acipenser_fulvescens 1101011000111000110 Acipenser_baerii 1101011000111000110 Huso_huso 1101011100000000001 Huso_dauricus 1101011100000000001 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;