ANTOCHA. — TEUCIIOLABIS. 427 



discal cell ; posterior cross-vein distinctly anterior to discal cell ; 

 veins on discal part of wings with minute hairs. 



Length 4-5 niillini. 



Described from seven males in the Indian Museum from : — 

 Kurseong, 9. ix. 09 (ti/pe) and IG. iv. 11; Phagn, 12. v. 09, and 

 Theog, Simla Hills, 2, v. 07 (all taken by Dr. Aunandale), and two 

 females, Kurseong, 16. iv. 11 (type), and Mangaldai district, 

 Assam-Bhutan Frontier, 26,xii. 10 (Kemp)). 



309. Antocha unilineata, sp. nov. 



5 . Head dark ; anteunse brownish yello^^•, flagellar joints oval. 

 Thorax brownish yellow, dorsum barely darker ; a median narrow 

 distinct blackish line from the anterior margin to the suture ; 

 scutellum and metanotum concolorous. Abdomen darker than the 

 thorax, otherwise apparently concolorous. Ovipositor yellowish, 

 normal. Legs pale yellow, tips of femora and the tarsi wholly, 

 dai-ker. Wings very pale yellowish grey ; stigma very indistinct, 

 hardly perceptible. Anterior cross-vein opposite marginal cross- 

 vein ; discal cell almost exactly equal to the 2nd posterior cell ; 

 3rd posterior cell pointed at base ; posterior cross-vein at inner 

 corner of discal cell. Halteres pale yellow. 



I^ength barely 4 millira. 



Described from a single female in the Indian Museum from 

 Mundali, Dehra Dun district, 9000 ft., 10. v. 10. 



Genus TEUCHOLABIS, Os. Sac. 



Teuehohibis, Oston Sacken, Proc. Ac. Nat. Sci. Philad. 1859, p. 222 ; 

 id., Monog. Dipt. N. Amer. iv, p. 129, pi. i, %. 12, and pi. iii, 

 lig. 9 (1869) ; id., BerUn. Ent. Zeits. xxxi, p. 188, notes. 



Gejtotype, Teucholahis complexa, Os. Sac, the original species. 



Head : eyes separated by a distinct frons above, nearly con- 

 tiguous below. Palpi short, inserted at the tip of the short 

 cylindrical proboscis, last joint very short. Antennae of sixteen 

 joints, of moderate length ; if bent backwards they M'ould not 

 quite reach the base of the wing ; scapal joints normal ; flagellum 

 with obloug or rounded, well-separated joints, the verticels of 

 which are a little longer than the pubescence. Thorax somewhat 

 gibbous; neck conspicuously elongated, but shorter than the head. 

 Abdomen of moderate size, robust. Genitalia of male con- 

 siderably hairy, their structure not easily seen in dried specimens ; 

 consisting of two oblong lobes, somewhat resembling those of 

 Dicrcmomyia, beai'ing large, horny appendages on the underside ; 

 a ventral plate is present, drawn out posteriorly to a narrow 

 point. In the female the ovipositor is of moderate size, slender, 

 arcuated. Legs moderate in length, distinctly robust, closely and 



