DIPTKRA. 115 



tluiu the chest and full twice its length, tapering from the hase to the tip 

 2vhic/i is compressed and shining ; hind borders of the segments adorned with 

 hoary hands, armed on each side with a pair of white spines: legs black, 

 clothed w ith short black hairs, armed \vilh black and white spines ; thighs 

 thinly clothed with hoary hairs ; shanks tawmj, with black tips ; feet covered 

 beneath with tawny down; foot-cushions tawny: wings slighth/ grai/ ; 

 wing-ribs and veins black ; poisers yellow. Length of the body 7 lines ; 

 of the wings 1 1^ lines. 



Van Diemau's Land. 



AsiLUS OBUJIHRATUS, FcUl. 



Niger, capita sublus albo, thorace vittis quinque fiilvis ornato, pectore 

 cano, ahdomine nigro-fiisco segmentorum marginibus posticis catiis, 

 antennis nigris, pedihus fulvis , femoribus piceis, alis subcinereis. 



Body black : head adorned with a yellowish brown covering, white 

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

 with black bristles ; a few black hairs on the crown ; face very slightly 

 convex towards the epistoma, thickly heset with black bristles : eyes bright 

 coppery ; fore part nearly flat, its facets larger than those elsewhere : 

 sucker clothed at the tip with tawny hairs ; palpi clothed with black hairs : 

 feelers black : first and second joints clothed with black hairs ; second 

 much shorter than the first; third conical, a little longer than the first; 

 bristle rather stout, longer than the third joint : chest black, clothed with 

 black hairs, beset on each side and behind with black bristles : adorned 

 with Jive pale tawny stripes ; middle stripe veiy indistinct ; each side pair 

 united in front and behind : breast hoary : abdomen dark brown, narrower 

 than the chest and much more than twice its length, clothed with short 

 black hairs, and towards the base with longer hoary hairs, nearly linear 

 for more than half the length, very slightly taj)ering from thence to the 

 lip, which is compressed and shining ; hind borders of the segments hoary ; 

 hoary bands along the hind borders of the first and second segments : legs 

 tawny, clothed with very short hoary hairs, armed with black spines ; thighs 

 pitchy ; claws black: ivings very slightly tinged tvith gray; wing-ribs 

 tawny ; veins black, tawny at the base ; poisers tawny. Length of the 

 body ij lines ; of the wings 8 lines. 



New South Wales. 



