121 [Vol. xli. 



the anterior angle of the eye. Under surface entirely biiffy- 

 white ; thighs mottled blackish. Wings dark brown, with 

 the four inner secondaries widely edged with pure white on 

 the outer web; inner secondary-coverts also with narrow 

 white edges to outer web. Central pair of tail-feathers 

 black ; next pair tipped with white ; third pair white for 

 terminal half, except along the inner web and along the 

 shaft ; fourth pair with the terminal half white ; outer pair 

 Entirely white except at the base. Wings 50, culmen 11, 

 tarsus 17 mm. 



Mt. Kamalinga, Karamoja, Uganda. In Nairobi Museum. 



Type. Male adult, 12.11.19. Three specimens examined. 



Ortygospiza atricoUis ugandse, subsp. nov. 



Nearest to 0. a. ansorgei, but differs in having the mantle 

 uniform grey-brown, a black forehead and extensive black 

 throat, small white chin-spot, and a white ring round the 

 eye. Breast pale brownish. 



Female with a white chin-spot. 



Tt/pe. Male adult, Mumias, N. Kavirondo, 22.6.17. 

 6 (^ , 3 ? in my ©wn collection. 



Penthetria laticauda suahelica, subsp. nov. 



Similar to P. I. laticauda, but tails of c? longer, wings 

 shorter ! Wings 70-81 ; in P. /. laticauda 81-87, seldom 

 under 84 mm. Tails very variable, but always longer — 

 maximum about 185 mm. 



Hab. East Africa. 



Ti/pe, Nairobi River, 4. iv. 1917. Tring Museum. 



Aidemosyne cantans tavetensis, subsp. nov. 



Much darker and less uniform on the upper side than 

 A. a. cantans, and nearest to A. a. orientalis from S. Arabia, 

 but upperside still darker ; barring of upperside and spotting 

 of crown and throat equally distinct. 9 c? , 5 $ examined ; 

 shot January, October, December. 



Hab. South Ukambani to Kilimanjaro (Simba, Tsavo, 

 N'buyumi, Taveta). 



Type, ?, Simba, 17.x. 1917. Tring Museum. 



