Euavialae

Euavialans Temporal range: Early Cretaceous–Present, 131–0 Ma PreЄ Є O S D C P T J K Pg N
Fossil specimen of a juvenile Jixiangornis orientalis
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Order:	Saurischia
Suborder:	Theropoda
Clade:	Avialae
Clade:	Euavialae Ji et al., 2002
Subgroups
†Jixiangornis Avebrevicauda

Euavialae (meaning "true winged birds") is a group of birds which includes all avialan species more closely related to modern birds, than to the primitive, long-tailed birds Archaeopteryx and Jeholornis.^[1]

Cladogram following the results of a phylogenetic study by Lefèvre et al., 2014:^[2]

Avialae	†Aurornis †Eosinopteryx †Anchiornis †Archaeopteryx †Xiaotingia †Rahonavis †Jeholornis Euavialae †Jixiangornis Avebrevicauda †Sapeornis Pygostylia †Confuciusornithiformes Ornithothoraces

References

1. Ji, Q.; Ji, S.; Zhang, H.; You, H.; Zhang, J.; Wang, L.; Yuan, C. & Ji, X. (2002): A new avialan bird - Jixiangornis orientalis gen. et sp. nov. - from the Lower Cretaceous of Western Liaoning, NE China. Journal of Nanjing University (Natural Sciences) 38(6): 723-736 [in Chinese with English abstract].
2. Lefèvre, U.; Hu, D.; Escuillié, F. O.; Dyke, G.; Godefroit, P. (2014). "A new long-tailed basal bird from the Lower Cretaceous of north-eastern China". Biological Journal of the Linnean Society 113 (3): 790–804. doi:10.1111/bij.12343.