(EDEMATOPSIS. AC.i;XITELLUS. 51 



petiolar area distinct ; lateral carinoe strong. Abdomen Wneav and 

 testaceous, with two small black dots on the apical third of the 

 second segment, which is thrice as long as broad and half as long 

 again as the equally finely sculptured tliird segment; basal 

 segment very slender, rather more than twice as long as apically 

 broad and strongly nitidulous ; remaining segments pubescent, 

 obsoietely punctate and dull; anal styles testaceous, and half the 

 length of the basal segment. Le(/s s^lender and hardly elongate. 

 Wlnr/s hyaline, with the radix and teguhe flavous, stigma luteous 

 and the nervures piceous, witli the external cubital pellucid, and 

 the apices of all those in hind wings wanting. 



Length 8 millim. 



Assam: Khasi Hills, GOOO ft., v. 1903 {lioivland Turner). 



Tjipe in the British Museum. 



Described from a single specimen. 



Genus AC^NITELLUS, gen. nov. 



Head discally cubical, with the eyes somewhat prominent, but 

 not large or internally emarginate ; ocelli small and not far apart ; 

 face convex and strongly transverse ; clypeus deeply separated 

 basally and broadly rounded apically, \\\i\\ its disc glabrous ; man- 

 dibles elongate, somewhat slender and unidentate ; cheeks A'ery 

 short. Auteun-<e of d" longer than the body, liliforra, centrally 

 white-banded, with their apical joints discreted and subattenuate. 

 Thorax short and stout ; notauli very deeply impressed and dis- 

 cally coalesced ; metathorax very short, with strong and entire 

 areae. Scutellum neither small not carinate, its apex obtuse. 

 Abdomen but slightly longer than the head and thorax, subsessile, 

 glabrous, nitidulous, deplauate in c? and distinctly compressed 

 in $ ; basal segment glabrous and very gradually explanate from 

 base to apex, its disc elevated and the spiracles before the centre • 

 second and third segments quadrate, rectangular and of equal 

 length, the following transverse; terebra stout and nearly as louf 

 as the abdomen. Legs normal, with tlie hind ones neither elongate 

 nor stout; onychii minute. Wings not large; areolet wanting, 

 submargiual nervure very short and hardly half as long as the 

 space between it and the superiorly broadly fenestrate second 

 recurrent ; basal nervure continuous ; nervelet wanting ; nervellus 

 straight and subautefurcal; strongly intercepted almost at its lower 

 ancle. 



IS. Acaenitellus polypori, sp. n. 



(5 $ . A small stout black species, with the clypeus, antennal 

 base, whole metathorax, extreme apex of scutellum, the first and 

 basal half of the second abdominal segment, and the legs entirely, 

 deep red; S with the ninth and tenth flagellar joints and the 



EL' 



