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