AC'ROPYGA. — FORMICA, 333 



scape is short, reaching to about the top of the head ; eyes very 

 small, as in FseudoJasius. Thorax short, rounded and convex 

 above, the pro-]neso- and meso-metanotal sutures distinct ; the 

 thorax viewed from the side is widely emarj^inate at the latter 

 suture ; legs stout, long, cyluidrieal, the basal joint of the tarsus 

 more than half the length of the tibia. IS ode of the pedicel flat, 

 transverse, rounded above ; abdomen very long, rapidly narrowing 

 posteriorly, the apex acute. 



2 . Very similar to the g , the head proportionately broader, 

 more convex in front, the eyes larger, tlie clypeus transverse 

 anteriorly. Thorax massive ; pronotum vertical, not forming any 

 portion of the dorsum ; the mesonotum and broad scutellum 

 shghtly convex; metanotum with a rouiided slope to apex. Node 

 of the pedicel and the abdomen as in the ^ , but the former 

 thicker at base, the latter longer and more massive. Ocelli large 

 and close together, planted in little holIoAAS. Wings : fore \^•ing 

 with one cubital cell, the radial cell very long, 



381. Acropyga aCUtiventris, Eofjer, Berl. ent. Zeif. vi (1862), 

 p.243, ?$. 

 Plagiolepis Hava, Muyr, J cr/i. zool.-hot. Ges, l\ len, xii (1862), 

 p. 699, ^ . 



$ and $ . Deep yellow or reddish yellow all over ; eyes jet- 

 black, in strong contrast with the yellow of the head and bodv ; 

 head, thorax and abdomen very minutely riigulose, but sinning. 



Fiff. '.)'.). — .li-ivjiz/t/a ac/ifirrntris, ^, r/. Head. 



covered some\\hat thickly ^ith long erect yellow hairs and a 

 dense pale yellow pubescence, very marked on the antennae and 

 legs. For the rest the characters of the genus. 



Leuf/tJi, ^ 4-5*5 : 5 6*5 mm. 



Hah. Kecorded from "Western India ( Wrour/Jifon), Ceylon 

 {Yerhvry). Burma {Fc(l), and the Nicobars (teste ilayr). 



Genus FORMICA. 



Vwmica, Linn. Si/d. Nat. ed. 10 (17o8), p. .'379. 



Type, F. mfa, Liini., from Europe. 

 Ranije. Both hemispheres. 



5 . Mandibles triangular, with a broad dentate masticatorx 

 margin, the apical tooth acute and curved ; clypeus broad and hio-h ; 



