60 MUSCIDiE. 



ialiaferniginoiiS; facialia bristly for one-fourth of the length ; epistoma 

 not prominent ; lateralia red. Autennse nearly reaching the epistoma ; 

 third joint linear, rounded at the tip, full thrice the length of the 

 second ; arista stout for half the length from the base, near twice the 

 length of the third. Costal vein endmg at some little distance in front 

 of the tip of the wing ; subcostal vein ending at a little before one- 

 third of the length ; mediastinal vein ending at about half the length ; 

 radial vein ending at before five-sixths of the length ; cubital vein join- 

 ing the costal very near its tip ; preebrachial vein forming a slightly 

 obtuse angle at its flexure, between which and its tip it is hardly curved 

 inward ; discal transverse vein with two extremely slight curves, emit- 

 ting a short branch inward near the hind end, parted from the hind 

 border by a little more than its length, and by much less than its length 

 from the flexure of the pra^brachial. 

 Rare. (E.) 



93. exagens, n. Nigra, cinereo-tomentosa, capite slho, frotital/kis 

 nigris, palpisfalvls, thoracc nigro-quadrivittato, alls cinereis basi fuscis, 

 alulis subciuereis, abdomine obeonico tessellato lateribus basi ferrugineis. 

 Long. 4|^ ; alar. 9 lin. 



Frontalia Mack, widening in front ; bristles of the front descending 

 to one-fourth of the face ; face slightly oblique ; facialia bristly for one- 

 fourth of the length ; epistoma not prominent ; palpi latent/. AntenuES 

 reaching the epistoma ; second joint twice longer than deep ; third 

 fusiform, more convex beneath than above, very much longer than the 

 second ; fourth and fifth indistinct ; sixth bare, stout for one-third of 

 the length, full twice the length of the third. Costal vein ending at 

 some distance in front of the tip of the wing ; subcostal vein ending at 

 a little beyond one-third of the border ; mediastinal vein ending at a 

 little beyond half of the border ; radial vein ending at beyond five- 

 sixths of the border ; cubital vein ending near the tip of the costal ; 

 pra^brachial vein forming an obtuse angle at the flexure, between which 

 and the tip it is very slightly bent inward ; discal transverse vein with 

 two slight curves, parted by hardly less than its length from the flexure 

 of the pra^brachial, and by full half its length from the border. 

 Eare, In Mr. Desvignes's collection. (E.) 



94. dispecta, n. Nigra, cano-tomentosa, capite sXho, frontalibm 

 palpisque nigris, thorace nigro-quadrivittato, alis subcinereis, alulis albis, 

 abdomine obeonico tessellato, apice rufo. Long. 3i; alar. 7 lin. 



Frontalia deep black, almost linear ; bristles of the front descending 

 to one-sixth of the face ; face vertical ; facialia bristly for one-fourth of 

 the length ; epistoma not prominent ; palpi black. Antenntio nearly 

 reaching the epistoma ; second joint much longer than deep ; third 

 subfusiform, truncated, nearly twice the length of the second ; fourth 

 and fifth very short ; sixth bare, stout for one-third of the length, more 

 than twice the length of the third. Costal vein ending at some dis- 



