798 LIST OF DIPTERA. 



Gonia auriceps, Meig. Dipt. v. 5, 7. Curt. Brit. Ent. 533, 3. 



b Tunis. From Mr. Fraser's collection. 

 c. Georgia. 



Gonia Philadelphia, Macq. Dipt. Exot. ii. 3, 51,6. 



a. North America. Presented by the Entomological Club. 



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



Gonia bimaculata, Wiecl. Zool. Mag. iii. 25, 38. Auss. Ziveif. ii. 



344, 3. 

 a. South Africa. Presented Dr. A. Smith. 



Gonia angusta, Macq. Dipt. Exot. ii. 3, 56, 7, pi. 5,/. 5. 



a. Jamaica. From Mr. Gosse's collection. 



b. Jamaica. 



Gonia albifrons, Barnstoris MSS. fern. Nigra, capite futvo, scutello 

 ferrugineo, abdomine nigro-cinereo , antennis ferrugineis articulo 

 3° pedibusque nigris, alis subcinereis. 



Body black, clothed with black hairs and bristles ; head pale tawny, 

 adorned with whitish lustre, thickly clothed beneath with white 

 hairs ; epistoma prominent ; face white, its sides fringed with bristles 

 for one-fourth of the length from the base; eyes red : sucker black, 

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

 bristles: feelers black, as long as the face; first and second joints 

 ferruginous ; third joint black, slender, linear, rounded at the tip, 

 about four times the length of the second; bristle black, a little 

 shorter than the third joint: scutcheon ferruginous: abdomen 

 obconical, a little shorter than the chest, slightly tinged with gray : 

 legs black, clothed with black hairs and bristles; foot-cushions 

 tawny : wings slightly gray ; wing-ribs tawny ; veins black, tawny 

 at the base ; tip cross-vein forming an obtuse angle with the fourth 

 longitudinal vein, slightly curved inward along the whole length, 

 joining the border at some distance above the tip of the wing ; 

 lower cross-vein with two short curves, one inward at the base, the 

 other outward at the tip, the middle part straight ; scales white, with 

 yellowish white borders. Length of the body 4^ lines ; of the wings 

 9 lines 



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

 G. Barnston, Esq. 



