#NEXUS BEGIN DATA; DIMENSIONS NTAX=9 NCHAR=7 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Outgroup_1 0000000 Proganochelys 1000000 Australochelys 1110000 Palaeochersis 1110000 Proterochersis 1101000 Kayentachelys 1101110 Selmacryptodira 1101110 Platychelys 1101101 Eupleurodira 1101101 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;