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