Order Accipitriformes Vieillot - diurnal birds of prey see Order Falconiformes Sharpe, 1874 Suborder Sarcoramphi Ridgway - American vultures Family Vulturidae Illiger, 1811 - American vultures see Family Cathartidae Lafresnaye, 1839 Subfamily †Teratornithinae L. Miller see Family Teratornithidae Genus †Cathartornis L. Miller, 1910