NIGRITA 137 
Type. 
AKthiops (non Martin) Strick]. P. Z.S. 1841, p.30 . . N. canicapilla. 
Nigrita, Strickl. P. Z. 8.1842, p.145. . . . . . NN. canicapilla. 
Perenopsis, Heine, J. f. O. 1860, p.144 . . . N. fusconota. 
Atopornis, Reichen. and Neum. Orn. Monatsb. 1895, Hy 74 N. diabolica. 
The genus is confined to Tropical Africa and comprises nine species. Its 
members not having received an English name, I propose to call them Negro- 
Finches. 
KEY TO THE SPECIES. 
a. Under parts white ; entire upper half of head glossy 
black. 
at, Middle back brown, like the mantle . . . fusconota. I? 
bt. Middle back bulf, pours with the Sea 
mantle. . . uropygialis. | >? 
b. Under parts not aie ani) wien half = head 
not black. 
ct. Under parts deep chestnut. 
a*. Upper parts more slate grey. . . . . . . bicolor. 
b2. Upper parts brown. . ..... =. . . Orunmescens. 14 
d‘. Under parts not chestnut. 
c?. Under parts black. 
a’, Forehead black. 
a*, Bill slightly longer and narrower at the 
gape; greater wing-coverts and the inner- 
most quills tipped with white. . . canicapilla, ad. | / 
b*. Bill slightly shorter and broader at the 
gape ; a little smaller. 
a®. Greater wing-coverts and innermost 
secondaries tipped with whitish . . . diabolica. 
b5. Greater wing-coverts and quills with no 
whitish terminal marks. 
a’. Wing-coverts with narrow white bars emilie, ad. 
b&. Wing-coverts with rounded white spots schistacea. 
+ 
A! 
c®, Entire upper surface of wings black . . » ~-Var. juv. 
68. Forehead buff... . . luteifrons, 3 ad. !' 
d?. Under parts lead grey, or fee alae. colour! 
c3. Forehead buff; under parts lead grey . . . luteifrons, 2 ad. 
d*, Forehead slate colour. . . . Young of the above black 
breasted species. 
