#NEXUS BEGIN DATA; DIMENSIONS NTAX=8 NCHAR=7; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX ancestor 0000000 Crocodyliformes 0000001 Sphenosuchus 0000111 Dibrothrosuchus 0001111 Pseudohesperosuchus 0011011 Saltoposuchus 0111011 Pedeticosaurus 1111011 Terrestrisuchus 1111011 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;