76 HYPOPYGIUM OF GLOSSINA FUSCIPLEUEIS. 



and posterior angles smoke-grey ; seventh segment smoke-grey 

 pollinose, central area mouse-grey ; hypopygium drab, viewed 

 from below more oval in outline (less flattened at the sides) than 

 that of G. fusca, Walk. (cf. Fig. 17). 



Legs raw-sienna-coloured ; upper surface of femora dusky 

 (dark grey or greyish-brown) ; middle and hind tibiae with an 

 incomplete dark brown ring round centre ; distal halves of last 

 two joints of front and middle tarsi dark brown, remainder of 

 last joint of middle tarsi brownish ; last two joints of hind tarsi 

 clove-brown, third joint of hind tarsi dark brown (less dark than 



Fig. 17. 



Distal extremity of S abdomen of (A) Glossina fusca, Walk., and (B) G. fuseipleuris, 



sp. nov. (ventral aspect), showing (h) hypopygia and (hect.) hectors.* (x 15.) 



last two joints), second joint of hind tarsi brown, first joint of 

 hind tarsi brownish above. 



Wings dull sepia-coloured, fairly dark ; extremity of anterior 

 transverse vein in contact with third longitudinal vein con- 

 spicuously incrassate ; alula paler than remainder of wing, 

 nearly hyaline. Squamae dusky, of same colour as membrane of 

 wing ; fringe of squamae brownish. Halteres cream-buff. 



The typical specimen of this species is a (J in the British 

 Museum (Natural History) from the Eturi Forest, north-eastern 

 Congo Free State, between Irumu and Avakubi, alt. 2,000 ft., 

 Oct. 1906 (Hon. Gerald Legge and A. F. B. Wollaston), — collected 

 during the Ruwenzori Expedition, 1905-1906. 



* See p. 14 (first paragraph and note *). 



