#NEXUS BEGIN DATA; DIMENSIONS NTAX=7 NCHAR=5; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Trimerorhachidae 00000 Brachyopidae 00001 Pelorocephalus 01111 Siderops 01111 Keratobrachyops 00011 Kuttycephalus 10111 Compsocerops 10111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;