s* 



172 LIST OF DIPTERA. 



Tabanus borealis, Fabr. Sp. Ins. ii. 459, 21. Ent. Syst. iv. 369, 

 30. Syst. Antl. 101, 37. Fall. Dipt. Suec. 6, 5. Meig.DipL 

 ii. 37, 10. Zeller, Isis, 1842, 11, 821, 4. Zett. Ins. Lapp. 

 515, 5. Dipt. Scand. i. 113, 13. Gim. Bull. Soc. Imp. Nat. 

 Mosc. 1847,1,183,11. 



a. Alten, Finmark. Presented by the Entomological Club. 



Tabanus vicinus, Macq. Dipt. Exot. i. 143, 44. Allied to T. zo- 

 nalis, Kirby, North-Amer. Zool. iv. 314, 441, 2. 



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

 G. Barnston, Esq. 



Tabanus inscitus, n. s., fem. Cinereo-fuscus, thorace cano bivittato, 

 abdomine nigro, segmentis fulvo fasciatis et bimaculatis, pedibus 

 piceis, tibiis basi ferrugineis, tarsis nigris, alis cinereis basi 

 marginibusque anticis fuscis, venis transversis fusco nebulosis. 



Head wanting: chest and breast dark grayish brown; chest 

 clothed with black hairs and having two hoary stripes ; breast more 

 thickly clothed with tawny hairs: abdomen black, clothed with a 

 mixture of black and tawny hairs ; hind borders of the segments 

 very pale tawny ; a dull pale tawny spot on each side of every seg- 

 ment ; these spots are large at the base of the abdomen, but become 

 smaller, and finally disappear before its tip : legs dark piceous ; 

 knees tawny ; shanks dark ferruginous towards the base ; feet black ; 

 wings gray, brown along the fore border and towards the base ; 

 cross-veins clouded with brown ; veins piceous ; poisers pale tawny, 

 with piceous knobs. Length of the body 5 lines ; of the wings 10 

 lines. 



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



G. Barnston, Esq. 



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



Tabanus frontalis, n. s., fem. Fuscus, capite fulvo subtus cano, tho- 

 race vittis quinque pallidis, humeris fidvis, pectore cano, abdo- 

 minis segmentis fulvo utrinque maculatis, pedibus cinereis, tibiis 

 fulvis, tarsis ferrugineis, alis subcinereis. 



Head tawny, with three spots in a row between the eyes, where 

 also the shining brown colour appears, hoary and thickly clothed 

 with long yellowish white hairs beneath : eyes dark blue or purple, 

 with five red and green bands : palpi pale yellow, clothed with short 

 black hairs ; sucker piceous : feelers ferruginous ; third joint curved, 

 black except at the base, where it forms a slight obtuse angle : chest 

 brown, thinly clothed with black hairs, and having five indistinct 

 paler stripes ; shoulders tawny : breast hoary, thickly clothed with 



