504 LIST OF DIPTEEA. 



Div. II. 



Heliodromia unicolor, Curt. Brit. Ent. 513, 3. 

 a. France. 



Heliodromia stagnalis, Holiday, Ent. Mag. i. 159. Curt. Brit. 



Ent. 513, 4. Hydrodromia stagnalis, Macq. Hist. Nat. Dipt. 



ii. 658. 2. Hemerodromia stagnalis, Macq. Dipt. vii. 93, 3. 

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



Heliodromia longipes, Barnstoris MSS. Cana, thorace cinereo- 

 fulvo, vittis duabus fulvo-fuscis, antennis nigris, pedibus canis, 

 alis subcinereis. 



Body hoary : eyes piceous : feelers and mouth black : chest 

 grayish tawny, adorned with two yellowish brown stripes: legs 

 hoary, very long : wings slightly gray ; wing-ribs piceous ; veins 

 black, piceous towards the base ; poisers piceous, tawny at the base. 

 Length of the body If line ; of the wings 3^ lines. 



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

 G. Barnston, Esq. 



Ardoptera, Macquart. 



Ardoptera irrorata, Macq. Dipt. Nord. France, 106, 1, pi. 3, /. 2. 

 Hist. Nat. Dipt. i. 358, 1, pi. 8, /. 3. Leptosceles irrorata, 

 Holiday, Ent. Mag. i. 161. Tachydromia irrorata, Fall. Em- 

 pid. 13, 17. 



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



Ardoptera guttata. Hemerodromia irrorata, Meig. Dipt. iii. 66, 

 9, pi. 23, f. 11. Zett. Ins. Lapp. 544, 9. Leptosceles guttata, 

 Hal. Ent. Mag. i. 160. 



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



Hemerodromia, Hoffmansegg. 

 A. One discoidal areolet. 



Hemerodromia raonostigma, Hoffmansegg, Meig. Dipt. iii. 62, 1, 

 pi. 23, f. 6. Zett. Ins. Lapp. 543, 5. Tachydromia pracatoria, 

 Fall. Dipt. Suec. Empid. 10, 12. Var. pallida. Add. 34, 12. 

 Hemerodromia praecatoria, Macq. Hist. Nat. Dipt. i. 347, 3. 



a. England. Presented by J. C. Dale, Esq. 



