304 LIST OF DIPTERA. 



Dasypogon lateralis, Fall. Dipt. Suec. Asil. 12, 2. Meig. Dipt. ii. 



276, 27. Macq. Hist. Nat. Dipt. i. 298, 21. Zett. Ins. Lapp. 



509, 2. Var. a. Dipt. Scand. i. 177, 2. Loeiv, Linn. Ent. ii. 



523,41. 

 a. France. 



Group XIV. Anarolius, Loew, Linn. Ent ii. 524. 



b. Body broad. Loew. 



Group XV. Acnephalum, Loew, Linn. Ent. ii. 525. 



Group XVI. Pycnopogon, Loew, Linn. Ent. ii. 526. 



Dasypogon fasciculatus, Loew, Linn. Ent. ii. 527, 44. 

 a. Albania. Presented by W. W. Saunders, Esq. 



Group XVII. Crobilocerus, Loew, Linn. Ent. ii. 533. 



Exotic Species. 



Group I. 



Dasypogon Vica, n. s., mas. et fern. Ater, pilis nigris vittatus,fronte 

 rufo-fusco, pedibus nigris, alis nigris cyaneo purpureo aut viridi 

 micantibus. 



Body deep velvet-like black, clothed with short black hairs : 

 head a little narrower than the chest, beset behind with black bris- 

 tles, and thickly clothed beneath with long black hairs : front red- 

 dish brown, crossed by several furrows near the clypeus, which is 

 armed with numerous long black bristles : eyes bronze-black, flat or 

 very slightly concave in front, where the facets are larger and the 

 boundary between the two parts is very distinct : lip black, about 

 twice the length of the head, its tip clothed with short tawny hairs ; 

 palpi black and thickly clothed with long black hairs and bristles : 

 neck rather long, with a cross furrow, reddish brown in front : chest 

 beset with black bristles on each side and behind : abdomen flat, 

 decreasing in breadth from the base to the tip, narrower than the 

 chest, and about twice its breadth, shining towards the tip, which is 

 armed with short black spines : legs black, clothed with black hairs 

 and bristles, which are most frequent on the feet ; claws black ; 

 foot-cushions tawny : wings black, adorned with bright blue or green 

 or purple lustre, or with these colours intermingled ; wing-ribs and 



