342 T1PTTLTD.E. 



blackish streak (sometimes double) on the upperside ; tip of 

 proboscis sometimes, and labella always, dark brown ; palpi brown, 

 brownish yellow, or yellowish, with black marks. Antennae with 

 scape bright deep yellow, 1st joint long, cylindrical, 2nd very 

 short ; 1st flagellar joint long, cylindrical, sometimes a little 

 compressed just betore the tip, generally more or less yellowish, 

 sometimes wholly so ; remainder of flagellar joints black, minutely 

 pubescent, the upper surface smooth and the joints rather closely 

 united there ; on the lower side they are cut away at the base, 

 the centre, and the tip of each joint, giving the complete joint 

 the appearance of half a dumb-bell ; this character being less con- 

 spicuous towards the tip of the antennae ; the last joint cylindrical, 

 comparatively long. Two distinct diverging long hairs on upper- 

 side of each joint near the base, those on the underside being 

 very short, inconspicuous or absent. Thorax bright chrome-yellow, 

 lemon-yellow, or orange-yellow; dorsutn with three clear-cut, 

 shining black or blackish brown, moderately wide stripes, the 

 middle one always attaining the anterior margin, where it is often 

 continued on each side downwards as a very fine line behind the 

 collare ; the outer stripes shorter, about equal in width to the 

 median, and curving outwards and downwards at the tips ; behind 

 the suture a pair of stripes similar in shape, size, and colour, also 

 curving outwards and downwards at their tips, immediately above 

 the roots of the wings. Scutellum varying in colour, generally 

 pale livid yellowish brown, sometimes yellowish with a brownish 

 centre, occasionally wholly bright lemon-yellow ; mesonotum 

 normally brownish yellow, varying in tint to a considerable 

 extent, generally with a brownish median stripe ; sides of thorax 

 concolorous with dorsum, or a little lighter, unmarked. Abdomen 

 yellowish or brownish yellow, with a dorsal black stripe composed 

 of elongated spots, one on each segment, each more or less 

 widened on the posterior margin ; the dorsum of the apical 

 segments mainly blackish ; a blackish stripe along the sides of the 

 abdomen, very variable in intensity and continuity ; belly more or 

 less yellowish. The whole abdomen with short golden yellow 

 hairs. Genitalia fairly large, consisting of a thick oblong dorsal 

 plate ; the large subconical basal joint of the claspers ending 

 above in an elongate piece narrowed at the tip, and forming below 

 a large sub-globular portion to which two narrow elongate 

 palp-like appendages are attached, one of these terminating in 

 a dark horny long point ; all the organs yellowish brown, and 

 shortly but distinctly pubescent. Leys yellow, sometimes paler on 

 basal half of femora, tips of femora and tarsi narrowly black, 

 tarsi blackish. Whigs pale grey ; veins black, distinct ; stigma 

 very pale yellowish, sometimes blackish. Upper branch of 4th 

 longitudinal vein on quitting discal cell, with the veinlets well 

 separated, or issuing simultaneously. Halteres yellowish. 



Length 8-11 milliin. 



Described from several males from Darjiling, 6. viii. 09 (Paiva) 

 Kurseong, 4. ix. 09 (type), 5. vii. 08, 22-25. vi. 10 (Annandule) ; 



