Vol. xxi.] 46 



5. centralis, but easily distinguished from both by having the 

 upperside black with but few brown bars ; the intermediate 

 black bars are from six to eight times broader than the 

 brown bars ; the black bars of the underside are also much 

 broader than the brown ones. Tail black, with a few defined 

 chestnut bars. The measurements of both sexes are less 

 than those of S. pulchra and *S. centralis. Wing 75-77 ; 

 tarsus 28 mm. 



Hab. South Kamerun. 



Type in the Berlin Museum: ?. Bipinde, South Kamerun, 

 ix. 99 : Zenker coll. 



Lybius leucocephalus usukum^, subsp. u. 



Adult male and female. Similar to L. I. albicauda (Shelley) 

 (which is synonymous with L. abhotti, Richm.), from Ugogo 

 and South Massailand, but the white of the underside is 

 restricted to the throat and chest, and there is no white 

 median stripe extending to the belly, as in the latter form. 



Hab. Countries on the south and south-east shore of 

 Lake Victoria. 



Type in the Berlin Museum: ^. Kagehi, Usukuma, 



6. xii. 85 : G. Fischer coll. 



Lybius zomb^ albigularis, subsp. n. 



Adult male and female. Similar to L. z. zomba, Shelley, 

 from south of Lake Nyasa, but without any pink shade on 

 the feathers of the head, throat, and chest, which is con- 

 spicuous in all specimens from the Shire and Shirwa Region, 

 these parts being pure white. 



Hab. Countries to the north-east of Lake Nyasa. 



Type in the Berlin Museum: S. Songea, 31. viii.: 

 F. Booth coll. 



TRICHOLiEMA HIRSUTUM HYBRIDUM, Subsp. n. 



Adult male and female. Similar to T. h. fiavipunctatum, 

 Verr., from Gaboon and Kamerun, but with a white eye- 

 brow extending from above the eye to the ear-coverts, 

 and with a second white band along the cheeks, as in 



