402 FOUMIClDjE. 



" rf . No trace of teeth or spines. Metanotum rounded, the 

 apical face much longer than the basal portion. Pedicel with a 

 node broader than long. Finely reticulate-punctate and opaque or 

 subopaque; abdomen finely reticulate and slightly shining. 

 Pilosity almost entirely wanting. Pubescence fine, greyish, some- 

 what "abundant all over without at the same time forming a 

 distinct pile. Brownish black ; the mouth-parts, apex of the 

 antennae, genital valves, trochanters, the joints, and sometimes the 

 tibise and tarsi, reddish yellow." (Ford.) 



Length, g 4-4-5; $ 4-3-4-7; c? 5mm. 

 Hal. Kanara ( Wroucjliton). 



, pi. 4, tig-. 



479 Polvrhachis laevissima, Smith, Cat. \\ (1858), p. 64, 



42 ; Forel, Jo>: Bomb. N. H. Soc. viii a 893), pp. 21 & 30, 

 Polyrhachis globukria, M ayr, Tijds. v. Ent. x (1867), p. 41, g . 



, Black, the femora and tibiae of the anterior, and the coxae, 

 femora and tibia of the intermediate and posterior legs blood-red. 



The whole ' insect smooth, 

 highly polished and shining, 

 almost without pubescence : a 

 few short, pale, erect hairs on 

 the face anteriorly and on the 

 apex of the abdomen. Head 

 subtriangular, much wider 

 posteriorly than in front ; 

 clypeus convex, its anterior 

 Fig. ISfi.Polt/rkacJiiti la-visKtiiia, . margin indistinctly slightly 

 'Thorax. emarginate in the middle: 



antennal carinse moderately wide apart, with a short longitudinal 

 carina between them. Thorax viewed from the side very strongly 

 arched, gibbous ; lateral angles of the pronotum with a short tooth 

 pointing outwards ; pro-mesonotal suture distinct, meso-metanotal 

 suture barely indicated ; basal portion of metanotum passing into 

 the apical portion with a smooth regular slope ; legs moderately 

 long, the tibiae with extremely minute widely-spaced spines. Node 

 of pedicel biconvex, with a moderately acute tooth at the upper 

 lateral angles, between which the upper margin is strongly arched 

 and emarginate in the middle ; abdomen globose. 



$ . Identical with the except in being larger and in the 

 ordinary sexual difference between $ and . Mesonotum gibbous 

 in front, pronotum depressed, vertical. Wings dark brownish and 

 subhyaline. 



d . Similar to the $ , smaller ; thorax shorter, proportionately 

 deeper ; mesonotum remarkably gibbous in front, head and abdo- 

 men very much smaller ; wings as in the $ but a shade lighter in 

 colour. 



Length, $ 6-7 : $ 8-5 ; rf 6 mm. 



Hal. Bengal (Rothney) ; Orissa (Taylor) ; Assam (Long) ; 

 Burma: Tenasserim ( Binyhani) ; Siam and down to Java. 



