* 2^2 tlecoids of the Indian Museum. [Vol. SV, 



suffusion over base of 2nd vein, tip of auxiliary vein and marginal cross 

 vein. Halteres dark. 



Described from a pair in cop, another (^ and three other $ 2 from above 

 Tura, Garo Hills, 3,500—3,900 ft., vii-viii-17 (Kemp). In Indian 

 Museum. 



Limnobia 5-notata, sp. nov. 



(Plate viii, fig. 8.) 



^. Assam. Long. 5 mm. 



Head blackish-grey ; antennae greyish-brown with pale pubescence. 



Thorax yellowish-brown, with three narrow median stripes from an- 

 terior margin to suture, the outer ones thereat continued round the 

 post-sutural swellings ; side margins of dorsum also narrowly margined. 

 Scutellum and metanotum brownish-grey. 



Abdomen dull greyish brown ; genitalia blackish, the inner parts 

 pale yellow. 



Legs obscure brown. 



Wings pale grey. Five small brown spots over base of 2nd vein, 

 tip of auxiliary vein, marginal cross vein, tip of 2nd vein, and base of 

 3rd vein. Anterior cross vein, inner and outer sides of discal cell and 

 posterior cross vein very narrowly suffused. Auxiliary vein ending 

 half way between base of 2nd vein and marginal cross vein, latter quite 

 perpendicular, placed a considerable distance before tip of 2nd vein. 

 Anterior cross vein distinctly beyond bases of both 3rd vein and discal 

 cell ; 2nd posterior cell shorter than discal cell ; 3rd posterior cell much 

 longer than 2nd by encroaching on discal cell ; posterior cross vein at 

 base of discal cell or just beyond. Halteres black. 



Described from one ^ in the Indian Museum from above Tura, Garo 

 Hills, 3,500—3,900 ft., viii-17 {Kemp). 



Limnobia longipennis, sp. nov. 



^. Assam. Long. 8 mm. 



Head. — Eyes practically contiguous above for a considerable dis- 

 tance ; frons blackish ; proboscis pale dirty yellowish ; palpi black ; 

 antennae dull dark brown ; occiput grey, with long hairs. 



Thorax brownish-yellowish. 



Abdomen yellowish, a blackish band at base of each segment, nar- 

 rowed towards sides ; belly similar. Genitaha of moderate size, brown- 

 ish yellow, black-haired ; a large square ventral plate ; a pair of brown- 

 ish yellow horny cyhndrical appendages just above it ; 1st joint of 

 claspers with a fiiriger-like prolongation on inner side. 



Legs. — Femora brownish-yellow with subapical black, not very well 

 defined ring ; remainder of legs black. 



Wings yellowish-grey, very long, tip of genitaha barely reaching base 

 oi liscal cell ; auxihary vein ending half way between base of 2nd vein 

 ana marginal cross vein ; submarginal cell distinctly longer than 1st 

 posterior cell ; anterior cross vein, base of discal cell and posterior 

 cross vein almost in a hue ; 2nd and 3rd posterior cells and discal cell 

 subequally long. Small but obvious dark suffusions placed as follows : 



