Class Aves Linnaeus, 1758 - birds
see Subclass Aves Linnaeus, 1758
Subclass Ornithurae Haeckel, 1866
see Clade Ornithurae Haeckel 1866 [Gauthier 1986] {Chiappe 1991}
Infraclass Ratitae (Merrem, 1813) P. Brodkorb, 1963
see Parvclass Ratitae (Merrem, 1813)
Order ‡Dinornithiformes Gadow, 1893 - moas
Family ‡Emeidae Bonaparte, 1854 - emeid moas
1 Subfamily ‡Anomalopteryginae Oliver
see Family Anomalopterygidae Archey, 1941
2 Subfamily ‡Emeinae Bonaparte
see Family Emeidae Bonaparte, 1854