LIST OF DIPTERA. 181 



Tabanus nepos, n. s., fem. Ferrugineus, thorace fusco, abdomine 

 fasciis maculisque fulvis, apice piceo, antennis nigris, pedibus 

 ferrugineis, alis subcinereis. 



Head dark ferruginous above, paler beneath, where it is clothed 

 with white hairs : eyes piceous : feelers black, ferruginous at the 

 base, no horn on the third joint: mouth black; palpi tawny: chest 

 dark brown with a grayish tinge, having four rather indistinct hoary 

 stripes ; sides and breast ferruginous : abdomen ferruginous, piceous 

 at the tip ; hind borders of the segments tawny ; a row of triangular 

 spots of the same colour on the back : legs ferruginous ; feet darker ; 

 hips and thighs with a hoary bloom : wings slightly gray ; wing-ribs 

 and veins ferruginous, the latter piceous towards the tips ; poisers 

 tawny. Length of the body 8 lines ; of the wings 13 lines. 



a ? 



J Tabanus scitus, n. s., fem. Fuscus, capite fulvo subtusalbo, thoracis 

 lateribus fulvis, pectore cano, abdomine maculis Jlavis trivittato, 

 basi fulvo, subtus flavo-albo fulvoque univittato, pedibus ferru- 

 gineis, tar sis piceis, alis limpidis. 



Head above pale tawny ; this colour overspreads a brown shin- 

 ing covering, which partially appears ; under-side white and clothed 

 with white hairs: palpi pale yellow; sucker piceous : feelers red; 

 first joint tawny and clothed with paler hairs; third joint curved, 

 black towards the tip, with a long curved horn at the base : chest 

 brown, tawny on each side : breast hoary, thinly clothed with white 

 hairs : abdomen brown, tawny at the base, adorned along each side 

 with a row of whitish yellow spots, which are largest and palest 

 at the base of the abdomen, thence they grow smaller and darker till 

 they disappear in the brown colour; there is also a stripe of small 

 pale yellow triangular spots on the back of the abdomen ; under-side 

 yellowish white, especially along the hind borders of the segments ; 

 a broad tawny stripe along the middle : legs ferruginous ; feet, ex- 

 cept the base and tips of the shanks piceous : wings colourless : 

 veins ferruginous ; poisers tawny, with ferruginous knobs. Length 

 of the body 6 lines ; of the wings 12 lines. 



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



J Tabanus fulvofrater, n. s., fem. Fulvus, thoracis disco fusco, pectore 

 cano, abdomine fusco utrinque bimaculato, pedibus fulvis, fe- 

 moribus piceis, alis subcinereis, basi marginibusque anticis fulvis. 



Head tawny, which colour mostly conceals the shining brown 

 or black hue beneath ; under-side paler and thickly clothed with 

 yellow hairs : eyes piceous : palpi pale tawny ; sucker piceous : 

 feelers tawny ; third joint wanting : chest brown, clothed with tawny 



R 



