DromaeosauridaeArchaeopteryxJeholornisRahonavisSapeornisConfuciusornis_sanctusChangchengornisEoconfuciusornisJinzhouornisConfuciusornis_duiBoluochiaConcornisElsornisEoalulavisCathayornisEocathayornisEoenantiornisGobipteryxIberomesornisLongipteryxLongirostravisNeuquenornisPengornisProtopteryxRapaxavisShanweiniaoVescornisVoronaSchizoouraJianchangornisArchaeorhynchusSonglinornisLongicrusavisApsaravisHongshanornisYanornisPatagopteryxYixianornisGansusIchthyornisHesperornisParahesperornisEnaliornisBaptornis_advenusBaptornis_varneriVegavisAnasGallusV18631QilianiashenqiornisSulcavisBohaiornisParabohaiornisLongusunguisZhouornisHolbotia_ponomarenkoiOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Zelenkov_et_Averianov_2016a