352 LIST OF DIPTEBA. 



tawny, with a hoary tinge, thinly clothed with very short black hairs, 

 and beset on each side with a few tawny bristles ; brown on the 

 disk, with the exception of two stripes, which are indistinct towards 

 the fore border : breast hoary : abdomen linear at the base, broader, 

 and spindle-shaped towards the tip, nearly as broad as the chest, 

 and more than twice its length, covered with a dull tawny bloom, 

 but black and shining when this is effaced ; first and second seg- 

 ments short ; third segment long, with a cross furrow near the fore 

 border ; fourth and following segments successively decreasing in 

 length to the tip, which is ferruginous, and armed with a circlet of 

 black bristles : legs tawny, thinly clothed with very short black 

 hairs, and beset with some tawny spines ; hips hoary ; tips of shanks 

 piceous ; feet piceous, tawny at the base ; claws black, tawny at the 

 base ; foot-cushions pale tawny ; fore shanks not armed : wings co- 

 lourless, with a tawny tinge along the borders of the veins ; wing- 

 ribs dark ferruginous ; veins piceous ; poisers tawny. Length of the 

 body 6 lines ; of the wings 9 lines. 



a. Cape. Presented by the Entomological Club. 



Group XV. 



Dasypogon Decula, n. s. Fulvus, abdomine rufo-fusco basi ferru- 

 gineo, antennis piceis, pedibus Jlavis, alls cinereis. 



Head tawny, full as broad as the chest, rather thickly clothed 

 behind and beneath with pale yellow hairs, and with a few black 

 hairs on the piceous tubercle of the eyelets; front and clypeus 

 adorned with golden hairs, the latter has likewise six very long 

 black bristles : eyes bronze-colour ; the fore part flat, and composed 

 of large facets, which, though they decrease in size as they diverge, 

 are easily distinguished from the small facets of the outer part : lip 

 black, longer than the head, clothed at the tip with tawny hairs ; 

 feelers piceous ; first and second joints beset with tawny hairs; se- 

 cond joint much shorter than the first ; third joint nearly linear, co- 

 nical at the tip, much longer than the first and the second : chest 

 and breast tawny, clothed with yellow hairs ; disk of the chest pale 

 brown ; sides beset with black bristles : abdomen linear, flat, reddish 

 brown, a little narrower and much longer than the chest, but not 

 twice its length, clothed with short yellow hairs, ferruginous for near 

 one-third of its length from the base : legs yellow, clothed with yel- 

 low hairs; hips, knees, and tips of the feet ferruginous; claws 

 black ; foot-cushions tawny ; forelegs unarmed : wings gray ; wing- 

 ribs and veins piceous, the latter black towards the tips ; poisers 

 tawny. Length of the body 6 lines ; of the wings 13 lines. 

 a. Sierra Leone. Presented by the Rev. D. F. Morgan. 



