127 



with ashy grey ; upper tail-coverts tipped 

 and barred with white ; tail ashy brown 

 with 4 blackish bands ; chest blackish ; 

 throat white, streaked with blackish ; 

 below white ; juv. tawny below. 



=216. Circaetus cinereus Vieill., N.D., xxiii., p. 445 

 (1818). [Senegal, type in Paris Mus.] 

 Black-bellied Snake-Eagle. 



Size nearly the same ; wing ? 558 mm. ; 

 bill much deeper, upper mandible from 

 ridge to gonys, measured through anterior 

 edge of nostril, 23 mm. as against 19 mm. 

 in C. pectoralis ; tarsi also much stouter ; 

 whole under parts uniform blackish brown ; 

 immature brown below with white mark- 

 ings, not white with brown markings as in 

 C. pectoralis. 



E. &W. 

 Tropical Africa 

 from Senegal 

 and Sudan S. to 

 Cape Colony. 



217. Circaetus heaudouini Verr. et Des Murs, Portuguese 



Ibis, 1862, p. 212, pi. vii. [Bissao, Portug. Guinea, 



Guinea, type in Norw. Mus.] Senegambia, 



Beaudouin's Snake-Eagle. Kordofan. 



Size nearly the same ; wing ? 520 mm. ; 

 above paler ; throat and chest ashy brown, 

 the throat varied with white bases to the 

 feathers ; below white broadly banded with 

 ashy brown. 



218. Circaetus fasciolatus Gray, Cat. Acciptr. 

 B.M., p. 18 (1848) {nom. nud.) ; Gurney, 

 Ibis 1861, p. 130. \_Natal, type in Brit. 

 Mas.] 

 Banded Snake-Eagle. 



Smaller ; wing ad. 370 mm. ; above black- 

 ish, browner on head, with pale whitish 

 margins to all the feathers, including wing 



Natal, N. to 

 Tanganyika 

 Territory. 



