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