88 FORMICID^E. 



posterior face, which is slightly concave ; abdomen slightly shining, 

 n'nely and closely punctured, but not granulate as the head and 

 thorax are. 



5 . " Head truncate posteriorly and on the posterior half of its 

 sides. Back of the thorax depressed, the pronotum forming nearly 

 one- third of its entire length. Node of the pedicel as in the $ 

 The apical sloping portion of the metanotum with beautiful arched 

 striae, concave above, strongly marked and regular. Posterior face 

 of the node of pedicel striated in the same way, but the striae 

 convex above. The circumference of the node of pedicel trans- 

 versely ridged ; its anterior face strongly striate, the striae arched 

 and convex above as on the posterior face. Head and thorax and 

 the anterior three-fourths of the basal abdominal segment densely 

 reticulate-punctate, opaque. Wings lightly shaded with brown, 

 the nervures and stigma brown. Pilosity and pubescence short 

 and reddish, moderate, somewhat abundant on the abdomen. The 

 rest as in the . Black, with the antennae, mandibles, legs and 

 apex of the abdomen reddish.' r (Forel.) 



Length, % 3-6 ; $ 6'3 mm. 



Hob. India (2nd. Mus.), Calicut (Rothney) ; Burma (Fea, Bing- 

 Jiam) ; Annam (apud Andre). 



108. Ectomomyrmex leeuwenhoeki, Forel (Pouera), Jour. As. Soc. 

 Beng. Iv (1886), p. 244, ; id. Jour. Bomb. N. H. Soc. xiii 

 (1900), p. 3^1, . 



$ . Black ; the mandibles, antennae and the femora, tibiae and 

 tarsi of the legs brownish red, the scape and the femora shaded 

 above with fuscous. Head, thorax and abdomen covered rather 

 sparsely with short erect red hairs and with a minute pubescence, 

 visible only in certain lights. Head proportionately not so long 

 as in E. annamitus, coarsely longitudinally striate, very opaque ; the 

 emarginate posterior face of the occiput with a few coarse oblique 

 striae. Thorax coarsely striate, the striae on the pronotum con- 

 centric, arched anteriorly, on the posterior portion longitudinal but 

 irregular, giving the metanotum a coarsely rugose appearance ; 

 posterior face of the latter slightly concave, transversely striate ; 

 legs robust, pruinose. Node of the pedicel remarkablv thick 

 above, coarsely punctured and rugose, its posterior face with a few 

 transverse striae in the middle ; abdomen with the basal segment 

 coarsely, the remaining segments shining and finely punctured. 



Length, $ 7-8 mm. 



Hob. India (2nd. Mus.), Calicut (EotJmey) ; Assam ( Wood- 

 Mason) ; Burma (Feet) ; Tenasserira (Bingham). 



Genus PONERA. 



Formica, pt., Fabr. Mant. Ins. i, 1787, p. 309, J. 



Ponera, Latr. Nouv. Diet. d'Hist. Nat. xxiv (1804), p. 179. 



Type, P. coarctata, Latr., from Europe. 

 Range. Both hemispheres. 



