Phylum Chordata Bateson, 1885 - chordates
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
         Order Falconiformes Sharpe, 1874
           Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles
             Genus Aquila Brisson, 1760
               1 Aquila pomarina Brehm, 1831 - lesser spotted eagle
               2 Aquila clanga Pallas, 1811 - greater spotted eagle
               3 Aquila rapax (Temminck, 1828) - tawny eagle
               4 Aquila heliaca Savigny, 1809 - imperial eagle
               5 Aquila adalberti Brehm, 1861 - Adalbert's eagle
               6 Aquila gurneyi Gray, 1861 - Gurney's eagle
               7 Aquila chrysaetos (Linnaeus, 1758) - golden eagle
               8 Aquila audax (Latham, 1802) - wedge-tailed eagle
               9 Aquila verreauxii Lesson, 1830 - Verreaux's eagle