DIPTERA. 95 



curved : wings brown along the lore border, gray along the hind border ; 

 an almost colourless streak extends from the hind border at the base along 

 two-thirds of the disk, where it is interrupted, and appears again in a 

 round sput nearer the tip ; wing-ribs ferruginous ; veins black, ferruginous 

 at the base and along the fore border ; poisers tawny, with yellow tips. 

 Length of the body 9 lines; of the wings 16 lines. 



Para. 



Dasypogon inclusus, Mas. 



Albldo-Jlavus, thorace vittis tribus niyris ornato, abdornine fulvo, antennis 

 basi pedibusque Jlavis, alls limpidis apice subcinereis. 



Head broader than the chest, adorned with a whitish covering, beset 

 behind the eyes with a row of black bristles, adorned beneath with a few 

 white hairs ; two black bristles on the tubercle of the eyelets ; episloma 

 armed with six or eight white spines ; eyes bronzed ; fore part flat, its 

 facets very large : sucker black, clothed at the tip with whitish hairs ; palpi 

 pitchy, beset with black bristles ; lirst and second joints of the feelers beset 

 with black bristles ; first joint pale yellow ; second tawny: chest and breast 

 ivhitish yellow ; disk of the chest black, excepting two whitish stripes, which 

 are curved outward in front : abdomen tawny, linear, much nanower than 

 the chest and rather less than twice its length : legs yellow, thinly clothed 

 with very short black hairs, armed with black bristles and spines ; fourth 

 and fifth joints of the feet ferruginous ; pulvilli yellow ; claws black, tawny 

 at the base ; tip-spines of fore-shanks much curved : wings colourless ; tips 

 pale gray ; wing-ribs tawny ; veins black, tawny at the base ; poisers 

 tawny. Length of the body 4 lines ; of the wings 9 lines. 



Para. 



Dasypogon basalis, Mas. 



Ferruginetts, captte aureo, thorace vittis duabus nigris ornato, abdominis 

 lateribwi albo nigroqne maculatis, antennis ferritgineis, pedibus 

 fulvis, femoribus riifescentibiis, tarsis basi flavis, alis subcinereis 

 fulvo variis. 



Body ferruginous : head adorned with a blight gold-coloured cover- 

 ing, having a few black hairs on each side of the crown, and a few lawny 



