(syn. Circaetus Ϯ Black-breasted Snake Eagle C. pectoralis) Sir Andrew Smith (1797-1872) Scottish zoologist, ethnologist, explorer in South Africa, first Superintendent of Cape Town Mus. 1825; Gr. αετος aetos  eagle; "C. pectoralis A. Smith differs so much in plumage characters that I propose to place it in a new subgenus under the name of SMITHAETUS" (A. Roberts 1922) (see Melanaetus).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 19 January 2019).