Aves - Accipitriformes - Accipitridae
Parent taxon: Accipitridae according to S. L. Olson 2008
See also Bickart 1990, Campbell 1979, Hay 1930, Wetmore 1940 and Wetmore 1956
Sister taxa: Accipiter, Aegypiinae, Amplibuteo, Apatosagittarius, Aquifavus, Aquila, Aquila depredator, Aquila fossilis, Aquila prisca, Aquilavus, Aquilinae, Archaehieraxinae, Aviceda, Aviraptor, Butastur, Buteo, Buteogallus, 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, Polyboroides, Rupornis, Spizaetus, Stephanoaetus, Titanohierax, Trigonoceps, Uroaetus, Uroaetus brachialis, Vinchinavis, Vulturidarum
Subtaxa: Bermuteo Hypomorphnus Miraquila Morphnus Urubitinga
Ecology: volant carnivore
Distribution:
• Quaternary of Bermuda (4 collections), the Congo-Kinshasa (1), Peru (1), United States (4: California)
• Miocene of United States (2: Nebraska, South Dakota)
Total: 12 collections each including a single occurrence