#NEXUS

BEGIN TAXA;
  DIMENSIONS NTAX=5;
	TAXLABELS
        cnidaria_1
        porifera_2
        ctenophora
        protostomia
        deuterostomia
    ;
END;

BEGIN TREES;
    TRANSLATE
        1 deuterostomia,
        2 protostomia,
        3 porifera_2,
        4 ctenophora,
        5 cnidaria_1;
    TREE hyp1 = (3,((4,5),(1,2)));
END;


BEGIN CHARACTERS;
	TITLE  Test_underscores;
	DIMENSIONS  NCHAR=2;
	FORMAT DATATYPE = STANDARD GAP = - MISSING = ? SYMBOLS = "  0 1";
	CHARSTATELABELS 
		1 character_1 / tri di , 2 character_2 / marine not_only ; 
	MATRIX
	deuterostomia   11

	protostomia     11

	ctenophora     10

	cnidaria_1       00

	porifera_2    00
;
END;
