(Dromaeosauridae,(Archaeopteryx_lithographica,(Confucisornis_sanctus,((Vorona_berivotrensis,(Patagopteryx_deferrariisi,(Apsaravis_ukhaana,IGM_100_slash_1309,IGM_100_slash_1310,(IGM_100_slash_1311,(Ichthyornis_dispar,(((Anas_platyrhynchos,Chauna_torquata),(Gallus_gallus,Crax_pauxi)),(Crypturellus_undulatus,Lithornis))),(Hesperornis_regalis,Baptornis_advenus))))),(Neuquenornis_volans,(Cathayornis_yandica,Concornis_lacustris,Gobipteryx_minuta))))));