SYXECUBS. 331 



258. Syneches rusticus, Jirtnt. 



Syneches rustims, Bvuiietti, Rec. lud. Mus. ix, p. 20 (1013). 

 S . Head : eyes witli upper facets red, the lower smaller ones 

 coffee-brown ; three large ocelli, pale yellow and very distinct ; 

 antennae blackish grey, ord joint and the ratlier thick arista paler; 

 proboscis longer than head. Thorax black, only a little shining ; 

 souie stiff hairs laterally and on posterior margin oE scutellum;* 

 viewed from a low angle at the sides, the anterior part of the 

 mesonotnm appears brown-dusted, yihdomen uniformly dark 

 blackish brown, with yellowish-brown hairs laterally ; genitalia 

 concolorous, inconspicuous. Legs yellowish, pubescent; coxaj, 

 major ])art of anterior femora, tips of all femora (very narrowly), 

 and apical half of all tarsi, black ; hind femora with a row of staffer 

 long hairs below. Wings distinctly brown, but not deeply so, 

 highly iridescent ; stigma ill-defined but distinct ; halteres blackish 

 brown. 



Length, 3^ mm. 



Described from one S in the Indian Museum taken *bv me at 

 Darjiling, 26. v. 1910. 



259. Syneches palliditarsis, Bnm. (PI. IV, fig. 4.) 

 Si/necltes paUiditarsis, Brunetti, Rec. Lid. Mus. ix, p. IS (1913). 



2 . Head black ; the narrow face a little grey-dusted ; e_yes- 

 above antennse absolutely contiguous, the upper facets reddish 

 brow n, the lower facets, which are much smaller, darker brown ; 

 proboscis shining brown, projecting considerably beyond head (in 

 one specimen twice as long as head) ; palpi very short, nearly 

 black; antennae moderately liglit brown. Thorax shining black; 

 when viewed from certain directions it appears distinctly dusted 

 with brownish grey; the anterior part bai'e ; souie long soft hairs 

 on posterior half and on scutellum, on the margin of which is a 

 row of long stiff hairs. Abdomen black, a little shining, with 

 brownish-yellow hairs, which are a little more plentiful than in 

 the other Indian species of this genus. A peculiar feature in this 

 species is the presence on the underside of the 5th segment of 

 two parallel rows, placed longitudinally a short distance apart, 

 of long soft golden yellow hairs. Genitalia elongate. Legs dark 

 brown or blackish; tibiae and tarsi mainly brownish yellow, but 

 base of former and tips of latter darker ; femora with rather 

 copious long soft hairs ; tibia; with similar hairs, less regular and 

 not so long, and with a row of longer stiffer hairs ; first two joints 

 of tarsi with two longer stiff hairs at their tips. Wings brownish 

 grey, darker anteriorly; stigma brown, oval, moderately large; 

 halteres dark brown. 



Length, 5 mm. 



Described from three $ $ in the Indian Museum taken at 

 Sukna, 500 ft., base of Darjiling Hills (^Annandale), 2. viii. 1908- 

 {type) and 1. vii. 1908. 



* Most of tiie bristly hairs are broken f)ff, and therefore cannot be described 

 with exactitude. 



