Aves - Accipitriformes - Accipitridae
Alternative spelling: Aegypiidae
Parent taxon: Accipitridae according to Z. Zhang et al. 2010
See also Amadon 1977, Feduccia 1974, Hay 1930, Miller and Compton 1939, Wetmore 1940, Wetmore 1940, Wetmore 1943 and Wetmore 1956
Sister taxa: Accipiter, Amplibuteo, Apatosagittarius, Aquifavus, Aquila, Aquila depredator, Aquila fossilis, Aquila prisca, Aquilavus, Aquilinae, Archaehieraxinae, Aviceda, Aviraptor, Butastur, Buteo, Buteogallus, Buteoninae, Calohierax, Circaetus, Circus, Clanga, Cryptogyps, Dynatoaetus, Elanoides, Elanus, Garganoaetus, Geranoaetus, Gypaetinae, Gypaetus, Gypohierax, Gyps, Haliaeetus, Haliastur, Harpagornis, Harpia, Hieraaetus, Ictinaetus, Ictinia, Macheiramphus, Melierax, Milvoides, Milvus, Milvus brachypterus, Milvus deperditus, Miohierax, Necrastur, Necrosyrtes, Neophron, Palaeastur, Palaeocircus, Palaeohierax, Palaeoplancinae, Palaetus, Parabuteo, Parvigyps, Pelargopappus, Pernis, Polemaetus, Rupornis, Spizaetus, Stephanoaetus, Titanohierax, Trigonoceps, Uroaetus, Uroaetus brachialis, Vinchinavis, Vulturidarum
Subtaxa: Aegypius Gansugyps Neogyps Neophrontops Palaeoborus
Distribution:
• Quaternary of the Congo-Kinshasa (1 collection), Greece (2), Indonesia (1), Monaco (1), Romania (1), Spain (1), United States (8: California, Florida, New Mexico, Wyoming)
• Blancan of United States (1: Idaho)
• Pliocene of Tanzania (2), United States (1: North Carolina)
• Miocene of China (1), Kenya (1), United States (4: Nebraska, New Mexico, Oregon, South Dakota)
Total: 25 collections including 28 occurrences