Suborder Cathartae (raptor)
Synonym: Sarcorhamphi
Parent taxon: Falconiformes according to B. C. Livezey and R. L. Zusi 2007
See also Amadon 1977, Lambrecht 1933, Wetmore 1940, Wetmore 1956 and Wetmore 1960
Sister taxa: Accipitres, Cathartoidea, Falcones, Falconidae, Falconoidae, Horusornithidae, Masillaraptoridae, Teratornithi, Vulturoidae
Subtaxa: Neocathartoidea
Ecology: ground dwelling carnivore