446 LIST OF DIPTEKA. 



tip with short tawny hairs ; palpi black, clothed with long pale yel- 

 low hairs : feelers black, covered with gray down ; first and second 

 joints beset with short black bristles ; second joint much shorter 

 than the first; third joint spindle-shaped, as long as the first; bris- 

 tle stout, as long as the third joint: chest and breast hoary : chest 

 clothed with very short black hairs, beset on each side and behind 

 with black bristles ; nearly the whole of its disk occupied by four 

 broad incomplete grayish brown stripes: abdomen brown, hardly 

 narrower than the chest, about twice its length, tapering from the 

 base to the tip, which is black, shining, and armed with a circlet of 

 short black spines, clothed with short pale yellow hairs, and towards 

 the base with longer and paler hairs ; under-side and hind borders 

 of the segments dull tawny ; first and second segments very short ; 

 third and following segments long, successively decreasing in 

 length : legs ferruginous, clothed with short whitish hairs, armed 

 with black and white spines ; hips gray ; thighs and claws black : 

 foot-cushions tawny ; wings light gray ; wing-ribs and veins pi- 

 ceous ; poisers tawny. Length of the body 6i lines ; of the wings 

 11 lines. 



- ? From Mr. Children's collection. 



Asilus Halmus, n. s., fern. Fusco-fulvus, thoracis vittis quatuor 

 fuscis, abdomine cinereo-fulvo, segmentorum marginibus posticis 

 ventreque cinereis, apice nigro compresso, antennis nigris, articulo 

 3° basi fulvo, pedibus nigro-cinereis, tibiis apice fulvis, alis sub- 

 fulvis, apicibus marginibusque posticis cinereis. 



Head almost as broad as the chest, covered with white down, 

 clothed behind and beneath with hoary hairs, beset behind the eyes 

 with a row of black bristles ; sides of the crown furnished with 

 black hairs ; front and clypeus covered with yellow down ; clypeus 

 armed with some black bristles and with a cluster oflonger pale yel- 

 low bristles : eyes black ; fore part slightly convex, its facets larger 

 than those of the other part : lip and palpi black, the latter beset 

 with long black hairs : feelers black; first and second joints beset 

 with black hairs ; second joint club-shaped, much shorter than 

 the first; third joint spindle-shaped, tawny at the base, as long as 

 the first; bristle stout, about half the length of the third joint: chest 

 brownish tawny, thinly clothed with short black hairs, beset on each 

 side and behind with some black bristles, adorned with four brown 

 stripes ; middle pair long and linear ; side pair short and broad : 

 breast hoary : abdomen dull grayish tawny, thinly clothed with very 

 short black hairs, narrower than the chest and much more than twice 

 its length, tapering from the base to the tip ; first and second joints 

 very short; second joint adorned on each side with a cluster of long 



