LIST OF DIPTERA. 731 



Group XXVII. Cuphocera, Macq. Ann. Soc. Ent. France, 2me 

 sSrie, iii. 265, 12. 



Group XXVIII. 



Third joint of the feelers deep, slightly increasing in depth from 

 the hase to the tip, where it is truncated, much longer than the 

 second joint, but not near twice its length ; bristle stout, tapering; 

 second joint much longer than the first. 



Tachina speculifera, n. s. Nigra, nitens, capite alho-hirto, thoracis 

 vittis duabus scutelloque ferrugineis, pectore cinereo, abdominis 

 apice cano, antennis pedibusque nigris illorum articulis 1° et 2° 

 apice ferrugineis, alis cinereis. 



Body black, very shining : head covered in front with white 

 down, thickly clothed behind and beneath with white hairs, beset 

 above with black bristles ; sides of the face fringed with bristles at 

 the base ; epistoma prominent ; sucker pitchy, clothed at the tip 

 with tawny hairs ; eyes red, thickly covered with hoary down : feel- 

 ers black, nearly as long as the face ; first and second joints with 

 ferruginous tips; third joint less than twice the length of the second, 

 flat above, slightly deepening from the base to the tip, which is al- 

 most truncated ; bristle tapering, about twice the length of the third 

 feeler-joint, its second joint longer than the first: chest beset with 

 very few black bristles, adorned with a ferruginous stripe along 

 each side ; scutcheon ferruginous ; breast gray : abdomen clothed 

 with black hairs, armed with black spines towards the tip, each side 

 of which is adorned with hoary reflections : legs black, clothed with 

 black hairs, armed with black spines and bristles ; claws ferruginous 

 at the base ; foot- cushions pale tawny : wings gray ; wing-ribs and 

 veins pitchy ; tip cross-vein forming a slightly obtuse angle with 

 the fourth longitudinal vein, which sends forth a stump beyond it, 

 very slightly curved inward at the base, straight from thence to the 

 tip, joining the border at a short distance above the tip ; lower cross- 

 vein with two very slight curves, the lower inward, the other out- 

 ward and very indistinct ; scales dingy white. Length of the body 

 4 lines ; of the wings 10 lines. 

 a. North America. Presented by the Entomological Club. 



Group XXIX. 



Tkird joint of the feelers longer than the second, very convex 

 above, flat beneath, rounded at the tip ; second joint of the bristle 

 twice the length of the first. 



