#NEXUS BEGIN DATA; DIMENSIONS NTAX=6 NCHAR=5; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Biarmosuchus 00000 Anteosauridae 00001 Estemennosuch 00111 Titanosuchid 11111 Styracocephal 01011 Tapinocephal 11111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;