LIST OF DIPTERA. 1141 



Hippobosca rufipes, Wied. Auss. Zweif. ii. 604, 3. H. maculata, 



Macq. Hist. Nat. Dipt. ii. 638, 2. 

 a. Congo. Presented by Sir J. Richardson. 



Hippobosca Francilloni, Leach, Eprob. Ins. S, 2, pi. 26, /. 8 — 10. 

 Wied. Auss. Zweif. ii. 605, 4. 



a. Bengal. 



b. Interior of South Africa. Presented by the Earl of Derby. 



c. ? 



Olfersia, Wiedemann. 



Olfersia americana, Weid. Auss. Zweif. ii. 606, 1. Macq. Hist. 

 Not. Dipt. ii. 640, 4. Fevonia americana, Leach, Eprob. Ins. 

 11,2, pi. 27, f. 1—3. 



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



G. Barnstoii; Esq. 



b. North America. From Mr. Children's collection. 



c. Georgia. From Mr. Abbot's collection. 



Olfersta Macleayi, Leach, Eprob. Ins. Weid. Auss. Zweif. ii. 



608, 3. 

 a . New Holland ? 



Olfersia propinqua, n. s. Viridi-picea, capite antico pallidiore, 

 pedibus fulvis, femoribus nigro subvittatis, tarsis piceis, alis 

 fuscis. 



Body pitchy, smooth, shining ; shoulders, front of the head and 

 mouth paler; sides of the crown metallic green ; chest more slightly 

 metallic : tip of the abdomen beset with a few black bristles : legs 

 tawny; thighs slightly streaked with black; feet pitchy; claws 

 black : wings brown ; wing-ribs and veins pitchy. Length of the 

 body \\ line ; of the wings 5 lines. 

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

 Ornithobia, Meigen. 



Ornithobta pallida, Meig. Dipt, vi. 230, 1, pi. 63, /. 21— 24. 

 Macq. Hist. Nat. Dipt. ii. 639, 1, pi. 24, f. 9. Siebold, Ent. 

 Zeit. Stett. vi. 275. Alaphagus pallidus, Gimmerthal, Ent. 

 Zeit. Stett. vi. 152. 



a. France. 



b. Albania. Presented by W. W. Saunders, Esq. 



c. Albania. From Mr. Walker's collection. 



d. North Bengal, From Miss Campbell's collection. 



e. Egypt. Presented by Sir Gardner Wilkinson, 

 f ? From Mr. Children's collection, 



