Hawks and Eagles (Accipitridae)

Black-chested Buzzard-eagle (Geranoaetus melanoleucus) - HBW 2, p. 175

French: Buse aguia German: Agula Spanish: Aguila Mora
Other common names: Black/Grey Buzzard-eagle/Eagle-buzzard/Eagle

Taxonomy: Spizaetus melanoleucus Vieillot, 1819, Paraguay.
Mistakenly placed in Buteo formerly; closer to Buteogallus and Leucopternis, and clearly merits separate generic status. Two subspecies recognized.

Subspecies and Distribution:

  • australis Swann, 1922 - NW Venezuela (Mérida Andes) through W South America S to Tierra del Fuego.
  • melanoleucus (Vieillot, 1819) - S & E Brazil (Alagoas, Rio de Janeiro and São Paulo) to Paraguay, E Argentina (N of Buenos Aires) and Uruguay.