LIST OF DIPTERA. 165 



dark piceous, their sides ferruginous: abdomen ferruginous, piceous 

 at the tip, with a slight indication of a tawny stripe, which is most 

 distinct on the middle of the hind border of each segment, where it 

 is fringed with yellow hairs ; hind borders of the under-side seg- 

 ments tawny and fringed with yellow hairs : legs clothed with pale 

 yellow hairs ; hips and thighs piceous ; shanks ferruginous ; feet 

 dark ferruginous: wings gray, dull tawny towards the base and 

 along the fore borders ; veins ferruginous, piceous towards the tips ; 

 poisers tawny, tips of their knobs bright pale yellow. Length of 

 the body 8 lines ; of the wings 16 lines. 



a. Silhet. From Mr. Stain forth' s collection. 



Tabanus Reinwardtii, WiecL Auss. Zweif. i. 130, 30. 

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

 G. Barnston, Esq. 



Tabanus diversipennis, n. s., mas. Piceus, abdomine ferrugineo 

 maculis nigris fere trivittato, pedibus ferrugineis, alis fuscis, 

 maculis nonnullis cinereis albis Jlavisque ornatis, apicibus mar- 

 ginibusque posticis cinereis. 



Body piceous : head most thickly clothed in front and beneath 

 with pale tawny hairs : eyes black : palpi tawny ; sucker black : 

 feelers bright tawny : chest and breast most thickly clothed with 

 pale tawny hairs: abdomen pale ferruginous, clothed with pale 

 tawny hairs ; a triangular black spot on the fore border of each seg- 

 ment, and an irregular black spot on each side of some of the seg- 

 ments: legs ferruginous: wings brown, pale gray at the tips and 

 along the hind borders, and having a few spots of the same colour 

 on the disk, where there are also three or four white spots and one 

 large triangular yellow spot ; the latter joins the fore border of the 

 wing ; veins piceous ; poisers pale tawny. Length of the body 8^ 

 lines ; of the wings 18 lines. 



a. Chili. From Mr. Cuming's collection. 



Tabanus rufithorax, n. s., fem. Niger, capite subtus cano, thorace 

 rufo vittis tribus pectoreque piceis, pedibus piceis, alis fuscis 

 basi fulvis apice cinereis, maculis duabus, una magna alba altera 

 parvaque fiava. 



Head black, with a hoary border on each side between the eyes, 

 hoary and clothed with hoary hairs beneath : eyes black: mouth and 

 feelers piceous : chest red, with three indistinct piceous stripes : 

 breast piceous: abdomen black : legs dark piceous: wings brown, 

 tawny towards the base, gray at the tips ; the disk is adorned with 

 a large white spot, beyond which there is a smaller and more indis- 



