212 ^liss G. !Ricardo on the As'iWdte. 



soutli of Lake Salisbury ; from between the south-cast shore 

 of Lake Kioga and Kakindu, 3500 feet ; in the Valley of 

 Knfii River, Uuyoro, 3400 feet {S. A. Neave). 



A bright yellow-liaired species with yellow or white mous- 

 tache, chestnut-coloured legs, and ycUuw-haired scutellum. 

 Abdomen with large black spots and greyish-yellow tomen- 

 tum and bright yellow hairs at sides. 



Length, ^ 17-20, ? 21-25 mm. 



Many of these s|)ecinieus have only yellow hairs and all 

 bristles on the thorax yellow. 



Male. — Face covered with bright yellow tomentum, the 

 moustache thick, white, with two or more black hairs. Palpi 

 with black and whitish hairs. Beard white. Antenna 

 blackish, with grey tomentum, the first two joints with 

 black hairs, the third greyish at base. Forehead with black 

 bristly Iniirs. Hind part of head with black hairs at vertex, 

 then yellowish, becoming white near the beard. Thorax 

 with well-marked dark stripes and yellowish-grey tomentum 

 and short scattered black pubescence; of the praisutural 

 bristles two are black, the third yellow, the two supra-alar 

 are yellow, the two postalar are yellow, all with less long 

 yellow hairs between them, the dorso-central bristles are 

 chiefly black and more fine long hairs than bristles, one or 

 two yellow bristles are on the posterior edge. Scutellum 

 clothed with only long fine yellow hairs, rarely becoming 

 bristles. Abdomen with yellow hairs on the dorsum of the 

 first two segments and then with busliy yellow hairs on the 

 sides and beneath ; dorsum in centre almost bare, a little 

 short yellow pubescence visible. Genitalia black and shining, 

 with short yellow haii's on the upper and lower sides of 

 forceps, which are long and club-shaped, the under lamellje 

 short and slender. Legs xanthine-orange, the fore and 

 middle femora with bUu;k stripes above, the hind pair only 

 black at apex ; tibiaOjlack at ajiices ; tarsi all black; femora 

 and tibite with fairly long whitish or yellowish hairs, thick 

 on the tibiaj and continued as shorter white pubescence on 

 dorsum of tarsi, the liind pair with this only at sides, bristles 

 black, only the femora are armed with bristles. IVings 

 clear, with yellowish veins. 



Female identical. Ovipositor black, shining, about the 

 length of the last two s.'gnients. 



A female from Uganda, between Kumi and N.E. shore, 

 Lake Kioga, 3600 feet (,S'. A. Neave), has the tarsi almost 

 devoid of the w hite pubescence and more black hairs in the 

 moustKclie, otherwise identical with type. 



