142 LEPTIDiE. 



antennae, proboscis, and palpi bright tawny brown ; upper two- 

 thirds of eyes rich brown, with large facets ; lower third black, 

 with very much smaller facets. Thorax and scutellum bright 

 tawny brown, with scattered golden-yellow hairs, and with black 

 hairs on the scutellum. Abdomen concolorous ; bases of segments 

 (except first and second) narrowly brown ; the whole abdomen 

 covered irregularly with black hairs, including a row on the 

 posterior border of every segment ; venter concolorous, with black 

 hairs. Legs (fore pair, except coxae, missing) uniformly bright 

 tawny brown, practically bare; tarsi darker brown. Wings pale 

 gre\ , almost clear ; stigma distinct, but with ill-deh'ned edges ; a 

 very light brownish band extending from it posteriorly, partly 

 across the wing ; veins tawny brown ; halteres tawny. 



Length, 5 mm. 



Described from one d in the Indian Museum from Margherita, 

 Assam. 



108. Chrysopilus stigma, Brun. (PI. II, fig. 21.) 



Chrysopilus stiqma, Brunetti, Kec. Ind. Mu?. ii, p. 432, pi. xii, 

 fig. 14 (1909). 



J. Head with vertex reduced to a very small elevated black 

 triangle, on the angles of which are the three prominent ocelli ; 

 eyes dark reddish brown, contiguous for a considerable distance, 

 the facets much larger for a considerable space in front above 

 the antennae, with a greenish-black tinge and (in certain 

 lights) a narrow, bright green, horizontal stripe across the 

 middle; face much withdrawn between the eyes, light grey above 

 and below antennae ; antennae yellow, 3rd joint blackish, with 

 some hairs and a rather long arista, which is microscopically 

 pubescent ; proboscis cinereous grey, lower part tawny yellow ; 

 the palpi tawny yellow, with tips broadly black and hairy ; a 

 fringe of light hairs around the eyes ; back of head light grey. 

 Thorax greenish, with a dorsal narrow brown stripe in iront and 

 two small indistinct brown spots in middle of dorsum ; sparse 

 yeliow hairs over the whole dorsum ; sides of thorax cinereous 

 grey, yellowish at base of wing; scutellum grey; centre with a 

 slight greenish tinge. Abdomen yellowish, 1st segment blackish 

 grey, segments 2, 3, and 4 with a blackish, rather wide posterior 

 border and dorsal stripe, remainder of segments blackish ; venter 

 yellow, tip blackish ; a few yellow hairs scattered over dorsum of 

 abdomen, black hairs at tip: genitalia bi-lobed, tawny yellow, 

 with stiff black hairs. Legs with coxae and femora pale yellow, 

 Avith a few yellow hairs near the tip on underside of latter, and 

 Avith generally distributed microscopic black hairs ; tibiae blacki-h 

 yellow, with microscopic black hairs and some s'ronger bristles; 

 tarsi similar, tips black; middle tarsi with two long spines at tip. 

 Wings quite clear; stigma distinct, dark brown, but Avithout 

 well-defined limits ; traces of a pale yellowish stripe towards tip 

 of AA'ing. Inner cross-vein placed before one-fifth of the discal 



