Phylum Chordata Bateson, 1885 - chordates Subphylum Vertebrata Cuvier, 1812 - vertebrates Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758 Order Falconiformes Sharpe, 1874 Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles