Ornithurae

Ornithurans; Temporal range: ; Early Cretaceous - Present,
	Cast skeleton of Ichthyornis dispar, Rocky Mountain Dinosaur Resource Center
	Australian brushturkey (Alectura lathami)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Dinosauria
Clade:	Saurischia
Clade:	Theropoda
Clade:	Avialae
Clade:	Ornithuromorpha
Clade:	Ornithurae; Haeckel, 1866
Subgroups
	†Antarcticavis?; †Apatornis; †Austinornis; †Cerebavis; †Gallornis; †Gargantuavis?; †Guildavis; †Iaceornis; †Kookne; †Limenavis; †Qinornis; †Tingmiatornis; †Hesperornithes; †Ichthyornithes; †Vegaviidae; †Cimolopterygidae; Aves (modern birds);

Ornithurae (meaning "bird tails" in Greek) is a natural group which includes the common ancestor of Ichthyornis, Hesperornis, and all modern birds as well as all other descendants of that common ancestor.

^ Gerald Mayr, Vlad Codrea, Alexandru Solomon, Marian Bordeianu, Thierry Smith (2020). "Reply to comments on "A well-preserved pelvis from the Maastrichtian of Romania suggests that the enigmatic Gargantuavis is neither an ornithurine bird nor an insular endemic"" (PDF). Cretaceous Research. 112 (104465). Archived (PDF) from the original on October 14, 2023.{{cite journal}}: CS1 maint: multiple names: authors list (link)

[1] Gerald Mayr, Vlad Codrea, Alexandru Solomon, Marian Bordeianu, Thierry Smith (2020). "Reply to comments on "A well-preserved pelvis from the Maastrichtian of Romania suggests that the enigmatic Gargantuavis is neither an ornithurine bird nor an insular endemic"" (PDF). Cretaceous Research. 112 (104465). Archived (PDF) from the original on October 14, 2023.{{cite journal}}: CS1 maint: multiple names: authors list (link)

[1]

Ornithurans Temporal range: Early Cretaceous - Present,

Cast skeleton of Ichthyornis dispar, Rocky Mountain Dinosaur Resource Center

Australian brushturkey (Alectura lathami)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Dinosauria
Clade:	Saurischia
Clade:	Theropoda
Clade:	Avialae
Clade:	Ornithuromorpha
Clade:	Ornithurae Haeckel, 1866
Subgroups
†Antarcticavis? †Apatornis †Austinornis †Cerebavis †Gallornis †Gargantuavis?^[1] †Guildavis †Iaceornis †Kookne †Limenavis †Qinornis †Tingmiatornis †Hesperornithes †Ichthyornithes †Vegaviidae †Cimolopterygidae Aves (modern birds)