220 BOMBYLIIUvE. 



167. Argyramceba obscurifrons, Brun. (PI. Ill, fig. 11.) 



Argyramceba obscurifrotis, Brmietti, Bee. Ind. Mus. hi, p. 216 

 (1909). 



§ . Head : frons moderately wide at vertex, increasing to 

 double the width at level of antennae, where it forms one-third 

 the width of the head, grey, with blackish patches, covered rather 

 thickly with black hairs and with some whitish scales intermixed 

 just above the antenna? ; ocellar triangle distinct, small, with 

 some hairs ; antennae with 1st and 2nd joints black, bristly ; 3rd 

 grey-dusted, bare, apical style rather short ; underside of head 

 blackish grey, with a moderately thick band of bristly hairs across 

 lower part of face ; proboscis withdrawn, apparently dark brown ; 

 occiput dark grey, minutely pubescent, with some minute pale 

 scales just behind the eyes, which latter are black. Thorax 

 blackish grey, with a rather thick fringe of bristly hairs in front, 

 reaching over the shoulders and continued below; bristly hairs 

 between the shoulders and the roots of the wings ; sides lighter 

 grey, with occasional whitish reflections, nearly bare ; scutellum 

 blackish grey, with soft black hairs. Abdomen black, covered 

 mainly with soft black hairs ; a thick bunch of white hairs on each 

 shoulder, behind which, on the posterior border of the 1st segment, 

 near each side, are a few snow-white scales ; there is also a row 

 of white scales (more or less interrupted in the middle) on the 

 posterior border of the 2nd segment, and another on the last 

 segment. Venter black, softly pubescent, with some whitish hairs 

 in centre, and a longitudinal stripe of short yellowish hairs near 

 the tip. Legs black, minutely pubescent ; femora with a few soft 

 black hairs below ; posterior tibiae with short bristles on outer 

 and hinder sides. Wings very pale grey, with the oblique baso- 

 costal dark brown band occupying nearly half the wing, passing 

 across the middle of the discal cell (where it is somewhat extended) 

 to the hind margin of the wing, which it reaches just before the 

 tip of the anal cell ; the colour is extended also from the costa to 

 about the middle of the first posterior cell, enclosing a clear spot 

 near the base of the first submarginal cell, and another near the 

 base of the first posterior cell ; on the outer cross-vein there is a 

 circular spot, aud a trace of a small one on the costa, near the tip 

 of the marginal cell ; halteres yellowish. 



Length, 7 mm. 



Described from a single specimen in the Indian Museum from 

 Phagu, 9000 ft., Simla District, 14-15. v. 1909 (Annandale). 



168. Argyramceba limitaris, Brun. 



Argyramceba limitaris, Brunetti, Rec. Ind. Mus. iii, p. 217 

 [limitarsis, lapsus) (1909). 



$ . Head : frons one-fourth of head and vertex, widening to 

 one-third at level of antennae, with rather thick brownish-black 



