LIST OF DIPTERA. 1033 



Group XXII. 



Trypeta Argus, n. s., mas. Fulva, abdomine piceo vario, palpis 

 antennis pedibusque fulvis, alis fuscis albo confertim guttatis 

 fulvo maculatis basi cinereis ad costam convexis apice acumina- 

 tis limpidis fuscoque fasciatis. 



Head and chest tawny, clothed with tawny hairs, beset with 

 some long tawny bristles : sides of the face without bristles ; epi- 

 stoma slightly prominent : eyes brassy, with green and purple ; fore 

 part nearly flat, its facets larger than those elsewhere : a row of 

 short tawny bristles behind the eyes : sucker tawny, clothed with 

 tawny hairs ; palpi pale tawny, beset with black bristles : feelers 

 dark tawny, shorter than the face ; third joint conical, a little longer 

 than the second ; bristle black, downy, very slender, more than 

 thrice the length of the third joint : abdomen elliptical, tawny, 

 shining, a little shorter and narrower than the chest, somewhat 

 pitchy on the first segment and on the hind borders of the following 

 segments, and on each side, especially towards the tip, which is be- 

 set with black bristles : legs tawny, clothed with short black hairs, 

 beset with a few tawny bristles ; claws black : wings dark brown, 

 elliptical, gray at the base, pointed at the tips ; the fore border is 

 very convex, and beneath its middle a stripe of very dark brown, 

 adorned with irregular tawny spots, extends along near one-third 

 of the length of the wing, and is terminated by a colourless spot ; 

 beyond this and near the tip of the wing are two colourless bands, 

 widening to the hind border, but not reaching the fore border ; the 

 dark part of the wing about them is mostly tawny ; the brown of 

 the wing is paler along the hind border, and in the disk it is 

 spangled with some hundreds of white dots ; wing-ribs tawny ; 

 veins black, tawny towards the base ; first and third longitudinal 

 veins waving ; lower cross-vein very slightly curved outward, sepa- 

 rated by its length from the middle cross-vein, which is straight 

 and slightly oblique ; poisers tawny, with brown knobs. Length of 

 the body 2-g- lines ; of the wings 6 lines. 



a. Bahia. Presented by J. P. George Smith, Esq. 



Group XXIIT. Anomoia, Walk. Ent. Mag. iii. 80. 



Trypeta Elimia, n. s., fern. Nigra, capite fulvo, palpis antennis 

 pedibusque fulvis, tibiis posticis basi femoribusque posterioribus 

 piceis, alis limpidis basi interrupti fuscis apice fusco fasciatis. 

 Head and chest beset with some long black bristles : head 



tawny ; each side of the crown with a row of black bristles : eyes 



