Neornithes Gadow, 1893 - living birds
Neognathae Pycraft 1900
see Cohort Neognathae Pycraft, 1900
Neoaves Sibley et al. 1988
see Subcohort Neoaves Sibley et al., 1988
[Order] Falconiformes Sharpe, 1874
Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles
Subfamily Accipitrinae Vieillot, 1816 - hawks, eagles
Genus Buteo Lacépède, 1799
Buteo lineatus (Gmelin, 1788) - red-shouldered hawk
1 Buteo lineatus lineatus (Gmelin, 1788)
2 Buteo lineatus alleni Ridgway, 1885
3 Buteo lineatus extimus Bangs, 1920
4 Buteo lineatus texanus Bishop, 1912
5 Buteo lineatus elegans Cassin, 1855