JS10NOMOBIUM. 209 



flagellum massive ; eyes placed well below the middle of the sides 

 of the head. Thorax somewhat short, the pro-mesonotum gently 

 convex ; the thorax seen in profile deeply eraarginate at the meso- 

 metanotal suture ; the basal portion of the metanotum rectangular, 

 longer than broad. Pedicel : the 1st node squamiform, anteriorly 

 petiolate ; 2nd node from above almost circular, smoothly rounded, 

 a little broader in front than posteriorly; abdomen more than 

 twice as long as broad, subtruncate anteriorly. 



Length, % 2-2-2-5 mm. 



Hab. Eecorded from the North-west Himalayas, Dharmsala 

 (Sage). 



242. Monomorium destructor, Jei-d. (Atta) Madr. Jour. L S. xvii 



(1851), p. 105, . 



Myrmica vastator, Smith, Jour. Linn. Soc. ii (1857), p. 71, $. 

 Monomorium basale, Mayr, Novara Reise, Formicid. (1865), p. 92. 



. Head, thorax, pedicel and base of abdomen reddish yellow, 

 apical three-fourths of abdomen from bright chestnut-brown to 

 dark brown, nearly black ; entirely smooth and shining, with a few 

 very fine, scattered, shallow punctures, the metanotum delicately 

 rugulose, subopaque ; pilosity entirely wanting. Head rectangular, 

 longer than broad, convex in front, posteriorly slightly emarginate ; 

 mandibles narrow, broadening slightly towards the masticatorv 

 margin, armed with 4 small teeth, the apical longest and acute ; 

 clypeus arched anteriorly, the carinse obtuse ; antennae moderately 

 long, the scape just reaching the top of the head ; eyes moderately 

 large, placed on the sides of the head just below the middle. 

 Thorax elongate, anteriorly as broad as the back of the head, the 

 pro-mesonotum convex ; meso-metanotal suture deeply impressed, 

 but the emargination of the thorax at the suture slight ; basal 

 portion of metanotum narrow, passing by a somewhat rounded 

 curve into the apical portion. Pedicel elongate : the 1st node 

 squamiform, anteriorly petiolate, above with a moderately sharp 

 but rounded margin : 2nd node seen from above globose, but a 

 little broader than long, not so high as the 1st node ; abdomen 

 oval. 



$ . Eesembles the in colour, but the abdomen has the apical 

 margins of all the segments (the terminal excepted) as well as the 

 basal margins yellow. Head proportionately shorter and rounder 

 than in the , ocelli present. Thorax elongate, the mesonotum 

 very convex ; the metanotum long, gently sloped to the apex and 

 rounded. Pedicel as in the , but the 1st node thicker and 

 above rounder; abdomen enormously long and massive, longer 

 than the head and thorax united. Wings hyaline, nervures 

 yellow. 



c? . Eesembles the $ in colour. Head very small, rounded 

 above; eyes and ocelli large and prominent; antenna? filiform, 

 with the scape very short, not longer than the 2nd joint of the 

 flagellum. Thorax short and massive, proportionately deeper than 

 in the $ , the mesonotum and scutellum very convex and gibbous : 



