#NEXUS BEGIN DATA; DIMENSIONS NTAX=25 NCHAR=23; FORMAT SYMBOLS= " 0 1" MISSING=? GAP=- ; MATRIX Dromaeosauridae 00000000000000000000000 Archaeopteryx_lithographica 10000000000000000000000 Anas_platyrhynchos 11111111111111100000000 Chauna_torquata 11111111111111100000000 Gallus_gallus 10111111111111110000000 Crax_pauxi 10111111111111110000000 Crypturellus_undulatus 10011111111111101000000 Lithornis 10011111111111101000000 Limenavis_patagonica 10000111111111100000000 Iaceornis_marshii 10001111111111100000000 Ichthyornis_dispar 10000011111111100000000 Hesperornis_regalis 10000001111111100100000 Baptornis_adventus 10000001111111100100000 Songlingornis_linghensis 10000000011111100011000 Patagopteryx_deferrariisi 10000000001111100000000 Cathayornis_yandica 10000000000011100000111 Concornis_lacustris 10000000000011100000111 Neuquenornis_volans 10000000000011100000110 Gobipteryx_minuta 10000000000011100000011 Vorona_berivotrensis 10000000000111100000000 Apsaravis_ukhaana 10000000111111100000000 Confuciusornis_sanctus 10000000000001100000000 Sapeornis_chaoyangensis 10000000000000100000000 Yixianornis_grabaui 10000000011111100011000 Yanornis_martini 10000000011111100001000 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END;