#NEXUS BEGIN DATA; DIMENSIONS NTAX=4 NCHAR=2 ; FORMAT DATATYPE=STANDARD SYMBOLS=" 0 1" MISSING=? GAP=- ; MATRIX Platychelys_oberndorferi 00 Eodortoka_morellana 10 Dortoka_vasconica 11 Ronella_botanica 11 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;