#NEXUS BEGIN DATA; DIMENSIONS NTAX=20 NCHAR=19; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Dromaeosauridae 0000000000000000000 Archaeopteryx_lithographica 1000000000000000000 Anas_platyrhynchos 1111111111110000000 Chauna_torquata 1111111111110000000 Gallus_gallus 1011111111111000000 Crax_pauxi 1011111111111000000 Crypturellus_undulatus 1001111111110100000 Lithornis 1001111111110100000 Ichthyornis_dispar 1000011111110000000 Hesperornis_regalis 1000001111110010000 Baptornis_advenus 1000001111110010000 Patagopteryx_deferrariisi 1000000011110000000 Cathayornis_yandica 1000000000110001111 Concornis_lacustris 1000000000110001111 Neuquenornis_volans 1000000000110000101 Gobipteryx_minuta 1000000000110001100 Vorona_berivotrensis 1000000001110000000 Apsaravis_ukhaana 1000000111110000000 Confucisornis_sanctus 1000000000010000000 Vegavis 1000111111110000000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;