Order Accipitriformes Vieillot - diurnal birds of prey see Order Falconiformes Sharpe, 1874 Suborder Accipitres (C. Linnaeus, 1758) - hawks Family Accipitridae Vieillot, 1816 - secretary bird, osprey, kites, hawks and eagles Subfamily Elaninae Blyth - smooth-clawed kites see Subfamily Accipitrinae Vieillot, 1816