CHLORESTRILDA ANSORGEI 17 
KEY TO THE SPECIES. 
a. Entire head black ; tail blackish, contrasting with the olive 
yellow back and upper tail-coverts . . . « ansorget. 
b. Head mostly whitish grey; tail olive @ yellow, fee dine back 
and upper tail-coverts . . . » 2 » « Capistrata. 
Chlorestrilda ansorgei. 
Pytelia ansorgei, Hartert, Bull. B. O. C. x. p. 26 (1900) Wemi FR. 
Cryptospiza ansorgei, Reichen. Vog. Afr, ili. p. 175 (1904). 
Type. Head and throat jet black ; back and sides of neck deep leaden 
grey ; back, upper tail-coverts and edges of the wing-feathers olive yellow ; 
remainder of wing dusky slate colour, with the axillaries, under wing-coverts 
and inner edges of the quills white ; tail dusky black, paler towards the ends 
of the outer feathers. A narrow white band across the lower throat, separat- 
ing the black throat from a black patch on the middle of the crop; sides of 
the crop olive yellow; remainder of the breast, the thighs and under tail- 
coverts deep leaden grey. ‘Iris dark brown; bill blackish, slaty blue near 
the base; tarsi and feet dark brown.’ Total length 3:5 inches, culmen 0:4, 
wing 1:9, tail 1:6, tarsus 06. g, 21. 4.99. Wem R. (Ansorge). 
Ansorge’s Olive-backed Waxbill inhabits the Uganda 
district. 
The type was discovered by Dr. Ansorge, and all that is 
known regarding the species is what Dr. Hartert writes : 
* One male in a wretched condition—the head smashed—was 
shot on the Wemi River, in Toru, on April 21, 1899.” 
Chlorestrilda capistrata. 
Pytelia capistrata, Hartl. J. f. O. 1861, p. 259 W. Africa. 
Estrilda capistrata, Shelley, B. Afr. I. No. 419 (1896). 
Cryptospiza capistrata, Reichen. Vog. Afr. iii. p. 175 (1904). 
Amadina sharpei, Nicholson, P. Z. S. 1878, p. 130, pl. 10 Abeokuta. 
Pytelia sharpei, Sharpe, Cat. B. M. xiii. p. 803 (1890). 
Adult. Head, neck and under surface of the body pale leaden grey, 
fading almost into white on sides of the head and front of the forehead ; 
chin and upper half of the throat black, also a black band behind the ear- 
(December, 1904. 12 
