202. 
203. 
204. 
117 
eyes ; above black, feathers brown at base ; 
wings brown, barred with blackish ; tail 
brown with 4 blackish bands; below 
white, chest streaked and abdomen broadly 
banded with black; sides of chest chest- 
nut. Immature much browner and with 
6 bands on tail. Black phase [S. tyvannus 
(Wied)]: above and below black, head 
mottled white ; below much spotted and 
banded with white, especially on tibie. 
Spizaetus bellicosus (Daud.), Traité, 11., p.38 S. Africa, 
(1800). [Great Namaqualand.| E. Africa, N. to 
Martial Hawk-Eagle. Shoa, Abyssinia 
and Bogosland ; 
Larger; wing 9 698 mm.; above dark Nigeria. 
sepla brown; feathers of head and neck 
with whitish brown margins and white 
bases ; wings barred with blackish ; tail 
with 6 bands of ashy grey ; fore neck and 
chest dark brown ; throat and under parts 
white, sparingly spotted with dark brown, 
especially on flanks. Immature paler above, 
more buffy white below, the spots nearly 
absent, and with about 11 bands on tail. 
Spizaetus africanus (Cassin), Proc. Phil. Cameroon, 
Acad., 1865, p. 4. [Ogobat R., Gaboon, Gaboon. 
type in Philad. Acad. Mus.] 
W. African Hawk-Eagle. 
[ = Sprzaetus batest W. Sclat.| 
Smaller ; wing ad. 320-340, tail 235 mm. ; 
above brownish black; tail with 4 faint 
paler bands ; below white, thighs heavily 
spotted with blackish; crest very slight. 
Spizaetus coronatus (Linn.), S.N., ed. xil.,i., S.and W.Africa 
p. 124 (1766). [Guinea in W. Africa.) (Gold Coast and 
Crowned Hawk-Eagle. Uganda to 
Cape Colony). 
