Neornithes into the Holarctic and Paleotropics. On the other hand, the occurrence of Asteriornis in the Northern Hemisphere suggest that Neornithes dispersed...

of a species and all its extant or extinct descendants. For example, Neornithes (birds) can be defined as a crown group, which includes the most recent...

Neornithes was originally proposed as a replacement for Ornithurae by Gadow in 1892 and 1893. Gauthier and de Queiroz, therefore, consider Neornithes...

within the late Cretaceous, alongside the other dinosaurs. Much of the Neornithes' fossil record around the Cretaceous–Paleogene extinction event is made...

Asteriornis is one of the oldest-known birds irrefutably belonging to the group Neornithes, which encompasses all modern birds. It possesses characteristics of both...

Neoaves is a clade that consists of all modern birds (Neornithes or Aves) with the exception of Palaeognathae (ratites and kin) and Galloanserae (ducks...

infraclasses of birds, the other being Neognathae, both of which form Neornithes. Palaeognathae contains five extant branches of flightless lineages (plus...

domesticus), and either Archaeopteryx, or some prehistoric species closer to Neornithes (to avoid the problems caused by the unclear relationships of Archaeopteryx...

or phoenicopteriform Neornithes incerta sedis Kurochkin 1995 (Nemegt Late Cretaceous of S Mongolia) - phalacrocoracid? Neornithes incerta sedis AMNH FR...

Subclass Ichthyornithes (toothed, but otherwise modern birds) Subclass Neornithes (all living birds) Class Mammalia (mammals) Subclass Prototheria (Monotremata...