274 African Zoology. 
feathers blackish ; outer vanes of secondaries like the scapu- 
lars ; legs and feet yellowish ; claws black. Length about two 
feet. 
Inhabits South Africa,—very rare. 
Falco blagrus, Shaw, Zool. Le Blagre, Le Vaill. Afrig. pl. 5. 
Haliaétus vocifer. Bill black; cere, and space between it 
and eyes yellow, and thinly covered with black hair; “eyes - 
reddish brown.” Head, neck, interscapulars, anterior part of 
back, and breast, pure white; the feathers of the head, back 
of neck, and interscapulars, with their shafts, brownish red ; 
belly and thighs deep chesnut. Primary and secondary wing 
coverts, as well as primary and secondary wing feathers, deep 
shining black ; tail slightly rounded, and pure white ; legs and 
toes deep yellow; claws black. Length from bill to root of 
tail twenty-five inches; length of latter eight inches. 
Young.—Brown above, white beneath, variegated more or 
less with longitudinal brownish black stripes or blotches. 
Inhabits South Africa,—along the coasts and near the mouths 
of rivers. 
Falco vocifer, Shaw. Le Vocifer, Le Vaill. pl. 4. 
Genus Hetotarsus. Smith. 
Bill robust, compressed, curved from the base, and strongly 
hooked ; cere smooth; lores hairy; nostrils semilunar, vertical. 
Tarsi robust, short, covered with feathers below the joint, the 
bare portion with rough elevated scales ; toes scutellated towards 
claws. Tail even, and shorter than the wings; second quill 
Feather the longest. Form robust. 
Helotarsus typicus. Tip of bill black; base and the cere 
orange ; eyes deep red; head, neck, and under parts, clear 
black; interscapulars, back, and tail, clear deep chesnut ; 
shoulders greyish brown; primary and secondary wing coverts 
black ; primary wing feathers with both vanes grey, and the 
inner ones edged near quills with white; secondaries cinerous 
grey, with the inner vanes edged with white ; and each feather 
broadly tipt with fine shining black; scapulars black; tail 
slightly rounded, and the wings, when folded, about three 
inches longer than it. Tarsi reddish, more or less inclined to 
orange ; toes similarly coloured ; claws black. Length from 
bill to base of tail seventeen inches ; length of latter five inches 
and a half. 
Young.—Cere bluish ; bill horn-coloured ; feet and tarsi yel- 
lowish ; plumage brown, lightest on the head and neck, most 
of the feathers with the edges and tips of a fainter hue; pri- 
mary and secondary wing feathers blackish, tinged with grey ; 
at brown ; claws black. 
8] 
