#NEXUS BEGIN DATA; DIMENSIONS NTAX=9 NCHAR=10; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Eusthenopteron 0000000000 Panderichthys 0000000001 Elginerpeton 0000000111 Metaxygnathus 0001111011 Ventastega 0001111011 Acanthostega 0010011111 Ichthyostega 0110101111 Greererpeton 1110101111 Proterogyrinus 1110101111 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;