76 
140a. Buteo rufofuscus archerit (W. Sclat.), Bull. Somaliland.* 
BOC, xxxix, p. 17 (91S) eiiVaeraz, 
Somaliland, type in Brit. Mus. ] 
Archer’s Buzzard. 
Smaller ; wing ¢ 400, tail 195, tarsus 85 
mm.; ‘‘ White on scapulars and back 
replaced by reddish; below from lower 
breast to under tail-coverts rich rufous 
instead of white.” 
141. Buteo augur (Ripp.), Neue Wirb. Vég., N.E. Africa 
p- 38, pl. 16 (1836). [Abyssinia. | (Abyssinia and 
Augur Buzzard. Erythrea), 
Equatorial and 
Wing 3 400-428, 2 450-475 mm.; tail Central Africa, 
chestnut, with more oi less obsolete black S. to Rhodesia. 
terminal bar; old birds above black ; the 
wings much as in vitfofuscus ; below pure 
white, excepting the throat which is more or 
less black ; melanistic phase black above 
and below, with chestnut tail. Immature 
above brown; tail brown with about 10 
dark bars; below white, blotched with 
dark brown, especially on throat and flanks. 
142. Buteo auguralis Salvad., Att. Soc. Ital. Sc. S$. Abyssinia to 
Nat., viii., p. 276 (1865). [Abyssinia.| W. Africa (Gold 
Salvadori’s Buzzard. Coast and 
Gaboon). 
Wing $340, 2 356 mm. ; general plumage 
dusky blackish, the feathers of back and 
Wings margined with brown ; sides of head 
and cervical collar varied with rufous ; 
forehead, nape spot and throat white ; 
chest either blotched with brown, or 
uniform dark brown ; abdomen and flanks 
white spotted and streaked with black ; 
tail rufous with subterminal black band. 
¥ The bird described appears to be in intermediate plumage, not fully adult, 
and is doubtfully separable except as a northern vace of B. rufofuscus. 
