LIST OF DIPTERA. 951 



tinged with gray ; foot-cushions dark tawny : wings slightly gray ; 

 wing-ribs tawny ; veins black, tawny towards the base ; lower cross- 

 vein with two indistinct curves, the lower inward, the other outward ; 

 scales small, whitish with yellow borders, the lower not extending 

 beyond the upper; poisers tawny. Length of the body 2 lines ; of 

 the wings 4 lines. 



a. St. Martin's Falls, Albany Kiver, Hudson's Bay. Presented by 

 G. Barnston, Esq. 



Anthomyia Viana, n. s., fern. Nigra, capite cano, thorace fusco 

 vittis tribus obscurioribus, pectore fusco-cano, abdomine pallide 

 fusco, vitta et segmentorum marginibus anticis nigris, palpis an- 

 tennisque nigris, pedibus nigro-cinereis, alis subcinereis. 

 Body black, clothed with black hairs and bristles : head 

 adorned with a hoary covering, yellowish brown on the crown, with 

 the exception of a large black spot, which sends forth four rays be- 

 hind, and is succeeded in front by a ferruginous spot at the base of 

 the feelers ; sides of the face without bristles ; epistoma not promi- 

 nent : eyes dark red, convex ; all the facets very small ; sucker 

 black, clothed with tawny hairs at the tip ; palpi black, beset with 

 black bristles : feelers black, nearly as long as the face ; third joint 

 full twice the length of the second, almost truncated at the tip ; 

 bristle downy, rather stout towards the base, much more than twice 

 the length of the third joint : chest light brown, adorned with three 

 indistinct darker stripes ; breast brownish hoary : abdomen pale 

 brown, with a hoary tinge, slightly tessellated, elliptical, not longer 

 than the chest, adorned with a black stripe ; fore borders of the seg- 

 ments black : legs black, clothed with black hairs and bristles ; 

 thighs and shanks tinged with gray ; foot-cushions pitchy : wings 

 slightly gray ; wing-ribs tawny ; veins black, tawny towards the 

 base ; lower cross-vein with a very slight inward curve in the middle 

 part of its course; scales whitish, with yellow borders, small, the 

 lower not extending beyond the upper ; poisers tawny. Length of 

 the body 2 J lines ; of the wings 5 lines. 

 a. Nova Scotia. From Lieut. Redman's collection. 



Anthomyia Acra, n. s., fern. Nigro-cinerea, palpis antennisque ni- 

 gris, pedibus nigro-cinereis, alis subcinereis. 

 Body black, clothed with black hairs and bristles, slightly 

 tinged with gray : sides of the face without bristles ; epistoma hardly 

 prominent, ferruginous on the fore side : eyes brassy ; fore part red, 

 rather flat, composed of larger facets than those elsewhere : sucker 

 black, clothed at the tip with tawny hairs ; palpi black, beset with 



