Archaeopteryx_lithographicaConfuciusornis_sanctusPatagopteryx_deferrariisiAnas_platyrhynchosGobipteryx_minutaElsornis_keniEnantiornis_lealiNeuquenornis_volansSinornis_santensisEoenantiornis_buhleriProtopteryx_fengningensisConcornis_lacustrisEoalulavis_hoyasiVescornis_hebeiensisPengornis_houiBohaiornis_guoiLongipteryx_chaoyangensisLongirostravis_haniOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Hu_etal_2011a