(Dromaeosauridae,(Archaeopteryx,(Jeholornis,((Sapeornis,((Elsornis,Eoalulavis,Cathayornis,Eocathayornis,Eoenantiornis,Gobipteryx,Iberomesornis,Longirostravis,Neuquenornis,Protopteryx,Rapaxavis,Shanweiniao,Vescornis,Fortunguavis,Shenqiornis,Sulcavis,Longusunguis,Zhouornis,(Boluochia,Longipteryx),(Concornis,Qiliania),(Pengornis,Eopengornis),(Bohaiornis,Parabohaiornis)),(Archaeorhynchus,(Jianchangornis,(((Songlingornis,(Yanornis,(Piscivoravis,(Yixianornis,(Iteravis,(Gansus,(Ichthyornis,(Apsaravis,((Vorona,Patagopteryx),((Enaliornis,(Baptornis_advenus,(Baptornis_varneri,(Hesperornis,Parahesperornis)))),(Vegavis,(Anas,Gallus)))))))))))),(Longicrusavis,Hongshanornis,Parahongshanornis,Tianyuornis)),(Schizooura,Bellulia_rectusunguis)))))),(Eoconfuciusornis,(Confuciusornis_sanctus,Changchengornis,(Jinzhouornis,Confuciusornis_dui)))))));