(Dromaeosauridae,(Archaeopteryx,(Rahonavis,(Jeholornis,((Sapeornis,(((Iberomesornis,(((Boluochia,Longipteryx),(Shanweiniao,(Longirostravis,Rapaxavis))),((Eocathayornis,((Cathayornis,(Vescornis,(Eoalulavis,((Concornis,Qiliania),(Gobipteryx,Neuquenornis))))),(Eoenantiornis,((shenqiornis,Sulcavis),(Longusunguis,(Zhouornis,(Bohaiornis,Parabohaiornis))))))),(Pengornis,V18631)))),(Elsornis,Protopteryx)),(Archaeorhynchus,(Jianchangornis,((Schizooura,(Vorona,Patagopteryx)),(((Songlinornis,(Yanornis,Yixianornis)),(Longicrusavis,Hongshanornis)),(Gansus,(Apsaravis,((Ichthyornis,(Vegavis,(Anas,Gallus))),(Enaliornis,(Baptornis_advenus,(Baptornis_varneri,(Hesperornis,Parahesperornis))))))))))))),(Eoconfuciusornis,((Confuciusornis_sanctus,Changchengornis),(Jinzhouornis,Confuciusornis_dui))))))));