LIST OF DIPTERA. 1107 



Ephydra striata, Barnstoris MSS. Fusca, thorace vittis quinque 

 canis omato, abdomine pedibusque nigro-cinereis, palpis anten- 

 nisque nigris, alisfuscis limpido decem-maculatis. 



Head and chest dark brown, beset with a few black bristles : 

 eyes pitchy : sucker, palpi, and feelers black ; third joint of the feel- 

 ers conical, longer than the second ; bristle bare, tapering, more 

 than twice the length of the third joint : five interrupted hoary 

 stripes on the chest ; a hoary spot on the tip of the scutcheon : ab- 

 domen obconical, black, tinged with gray, thinly clothed with black 

 hairs, a little shorter and much narrower than the chest : legs black, 

 tinged with gray ; under side of feet and of fore shanks clothed with 

 ferruginous down ; wings dark brown, adorned with ten colourless 

 spots, two between the second and the third longitudinal veins, the 

 first of these is much more distinct than any of the other spots ; 

 three between the third and the fourth longitudinal veins ; two on 

 the near side and two beyond the lower cross-vein, one near the 

 hind border ; wing-ribs and veins black ; tip of the second longitu- 

 dinal vein not curved upward ; fifth longitudinal vein straight till 

 it joins the lower cross-vein, whence it proceeds to the hind border, 

 forming an obtuse angle ; lower cross-vein straight, slightly oblique, 

 parted by much more than twice its length from the middle cross- 

 vein, by more than thrice its length from the end of the fourth lon- 

 gitudinal vein, and by a little less than its length from the end of 

 the fifth longitudinal vein ; poisers pitchy. Length of the body f 

 line ; of the wings l£ line. 

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



G. Barnston, Esq. 



Group Saphasa, Desv. Essai Myod. 796. 

 Drosophila, Fallen. 



Drosophila cellaris, Macq. Hist. Nat. Dipt. ii. 549, 2. D. fune- 



bris, Fall. Geomyz. Meig. Dipt. vi. 82, 2. Zett. Ins. Lapp. 



775, 1. Musca cellaris, Linn. Syst. Nat. ii. 993. Faun. 



Suec. 1848. Gmel. Ed. Syst. Nat. i. 5. 2848, 87. Fabr. Ent. 



Syst.iv. 332, 85. Syst. Anil. 305, 108. Berk. Syn.i. 165. 



Stew. El. ii. 260. Turt. iii. 609. Musca, &c, Reaum. Ins. v. 



pi. 8, /. 7—14. Geoff. Ins. ii. 536, 85. M. funebris, Fabr, 



Ent. Syst. iv. 323, 48. Syst. Anil. 299, 76. Gmel. Ed. Syst. 



Nat. i. 5, 2842, 190. M. erythrophthalma, Hellw. Panz. 



Faun. Germ. 17, 24. Oinopota cellaris, Kirby. Mocillus cel- 



larius, Sam. Comp. 299. 

 a. England. Presented by F. Walker, Esq. 



