ACAETERUS. 335 



apical bristle. Proboscis porrect, horizontal : palpi linear. Legs 

 simple ; bind femora not incrassated or spined below. Wings 

 with 2nd longitudinal vein originating irom near base of 1st vein ; 

 basal cells subequal. 



Ranr/e. Only three species were till recently known, from India 

 {pallipi's), Java, and South xVfrica, respectively. 



Tlie two Indian species may thus be separated : — 



Larger species, 4'7 to ."> mm. ; wings clenr . . pallipes, Bezzi. 

 (Smaller species, 3 mm. ; wings brownish . . fascipennis, Brim. 



12(35. Axarterus pallipes, Bezzi. 



AcaHerus pr/Uijjes, Bezzi, Ann. Mus. Hung, ii, p. 335 (1904). 



c? 2 ' J^ead : " Eyes large, flattened above, upper facets dis- 

 tinctly larger than lower ones ; ocellar tubercle large, with two 

 bristles ; occipital margin with short fine hairs. Proboscis hori- 

 zontal, moderately long, acuminate, shining yellow, darker at base; 

 palpi rather small. Antennae short, wlioll^'^ clear yellow ; 3rd 

 joint rounded, somewhat acuminate in front, with a very fine 

 long bristle above near base ; arista nearly subapical, long, fine. 

 Thorax moderately arched, hnmp-backed, black ; humeral calli 

 and from wing-base to scutellum dirty yellow, not shining ; in 

 certain lights a light reddish toinentum is visible ; the somewhat 

 long acrostichal bristles arranged in four rows ; some long hairs 

 posteriorly ; scutellum with 10 to 12 dusky yellow bristles on 

 liind margin; haltei'es large, witli brown clubs ; squamae yellow, 

 with a white fringe. Abdomen acuminate, velvet-black, quite 

 opaque, wit h rather long pale hairs ; male genitalia small, but of 

 characteristic shape; the two lateral lamella forming a kind 

 of forceps, with the branches bent inwards towards the tip. Legs 

 all clear yellow, with the tarsi not darkened, not even at the tip, 

 but only the claws black, and rather long and slender ; hind 

 femora not at all incrassate, without bristles or long hairs, bearing- 

 only short, fine pubescence. Wings clear, a little yellowish at 

 base ; stigma elongate, moderately pale, especially iu 5 ; veins 

 pale yellow." 



Length, 4*7-5 mm. ; wings, o"9-4 mm. 



Two males and a female from Bombay, 18. vii. 1902. 



Types in the Hungarian Museum. 



266. Acarterus fuscipennis, Bmn. (PI. IV, fig. 5.) 



Acarterusfusclpennis, Brunetti, Rec. Ind. Mus. ix, p. 21 (1913). 



d . Head with eyes wholly contiguous, the upper facets much 

 larger than the lower ones, bright reddish brown ; proboscis 

 reddish yellow, as long as the height of the head ; palpi brownish 

 yellow, very small: antennae brownish, with long ai'ista; back of 

 head blackish. Thoni.v dull black, highly arched, with a few 

 hairs ; a few lateral long stiff hairs, also some towards posterior 



