390 LIST OF DIPTERA. 



long, but successively decreasing in length to the last, which is 

 adorned with a cluster of silvery hair ; sexual parts large, piceous, 

 shining: legs bright tawny, clothed with pale yellow and black 

 hairs, — the latter are scarce on the thighs, more frequent on the 

 shanks, and most so on the feet, where the black spines are also 

 most abundant : wings with a slight tawny tinge, reaching when 

 closed nearly to the tip of the abdomen ; wingribs pale ferruginous ; 

 veins black ; poisers tawny. Fern. — Abdomen twice the length of 

 the chest, black at the tip, not adorned with silvery hairs. Length 

 of the body 10 — 12 lines ; of the wings 15 — 20 lines. 



Asilus fulvipes. Trupanea fulvipes ? Macq. Dipt. Exot. i. 2, 93, 1 . 

 a. ? 



Asilus Guineensis, Wied. Anal. Ent. 25, 19. Auss. Zweif. i. 486, 



92. 

 a. Sierra Leone. Presented by the Rev. D. F. Morgan. 



Asilus Pcetinus, n. s., mas. Fuscus, fulvo pubescens, thorace fulvo 

 trivittato, abdominis fasciis lateribus ventreqije fulvis, antennis 

 nigris, pedibus fulvis nigro variis, alis subfulvis. 



Head as broad as the chest, covered with pale tawny down, 

 thickly clothed behind and beneath with pale yellow hairs, beset be- 

 hind the eyes with a few black bristles ; crown piceous, beset with 

 black hairs on each side ; front and clypeus very thickly clothed 

 with long pale yellow and black hairs ; clypeus prominent, armed 

 with some long yellow bristles : lip black, clothed at the tip with 

 short whitish hairs : palpi black, clothed with black hairs : eyes dark 

 bronze ; fore part flat, composed of much larger facets than the 

 other part : feelers black ; first and second joints beset with stout 

 black hairs ; second joint not half the length of the first ; third joint 

 tapering from the base to the tip, a little shorter than the first ; 

 bristle about twice the length of the third joint : chest tawny, thinly 

 clothed with black hairs, beset on each side and behind with some 

 black bristles : disk brown, adorned with three tawny stripes and 

 with two oblique tawny bands ; side stripes forked towards the hind 

 border ; scutcheon and hind chest pale tawny, thickly clothed 

 with long yellow hairs : breast gray, partly clothed with yellow 

 hairs: abdomen narrower than the chest and rather more than 

 twice its length, tapering from the base to the tip, brown, clothed 

 with yellow hairs, which are longest and most frequent towards the 

 base ; sides and hind borders of the segments and the whole of the 

 under-side tawny ; first and second segments very short ; second 



