384 INSECTA SAUNDEBSIANA. 



mouth pitchy : feelers black ; third joint slightly tapering from the base to 

 the tip, more than twice the length of the second, nearly reaching the 

 episloma : abdomen Jlat, tapering towards the tip, narrotver than the chest 

 and nearly twice its length : knees ferruginous : wings blackish brown, 

 slightly convex along the fore border, with a broad colourless stripe from near 

 the base to the middle and with tivo white oblique curved bands across the 

 middle ; a lurid spot on the middle cross-vein ; longitudinal veins undulat- 

 ing ; middle cross-vein slightly oblique ; lower cross-vein very undulating : 

 halteres pale yellow. Length of the body 4 lines ; of the wings 7 lines. 



United States. 



Trvpeta scute l lata. 



Fusca ; caput testaceum ; scutellum album ; pectus albo trivittatum ; ab- 

 domen basi ferrugineum ; pedes fulvi ; aUe fusccB, maculis duabus 

 anticis fasciaque postica maculam includente albis. 



Urophora ? Dark brown : head testaceous, whitish in front and be- 

 neath ; epistoma slightly prominent: mouth and palpi tawny : third joint 

 of the feelers long-conical, more than twice the length of the second ; sixth 

 black, feathered to the tip with short hairs, tawny at the base : scutcheon 

 white : breast pale broivn with a white stripe on each side : abdomen a little 

 longer than hwaid, fei-ruginous towards the base, not longer than the chest : 

 legs tawny : wings dark brown, with two angular ivhite spots on the fore 

 border before the middle of the wing, and with an aiigular white band which 

 rests on the hind border and incloses an angular spot ; veins black, slightly 

 undulating ; lower cross-vein long, oblique, very slightly undulating : alulas 

 white : halteres pale yellow. Length of the body 2\ lines ; of the wings 6 

 lines. 



Senegal ? 



Trypeta albida, Fcem. 



Nigra, cinereo-tomentosa ; caput et scutellum flava ; abdomen apicem 

 versus luteum ; pedes testacei ; alee albcc, fusco fasciatce. 



Acinia, Desv. Black, ivith a cinereous covering : headwhitish yellow ; 

 crown testaceous : mouth tawny ; feelers yellow, short; sixth joint black, 

 slender, bare : scutcheon yellow : abdomen obconical, hardly longer than 



