'. Head without mandibles longer than broad. 



a-. Occiput transverse ; length under 2 mm. B. mi/ops, p. 306. 

 b~. Occiput distinctly though widely emar- 



ginate ; length over 2 mm li. dalyi, p. 307. 



//. Head without mandibles square, as long a.s 



broad //. icrouylitoni, p. 307 ~ 



347. Bothriomyrmex walshi, Forel, Jour. Bomb. N. H. Soc. ix (1895), 



pp. 469, 471, <?$. 



$ . Dark castaneous brown or black, smooth and shining, 

 except the abdomen, which is conspicuously pubescent ; the man- 

 dibles, antenna;, tibia? and tarsi of the legs yellowish. Head oval, 

 longer than broad ; mandibles stout, convex, exteriorly with 

 7 small but acute teeth ; clypeus subtriangular, its anterior margin 

 trarsverse, posterior margin not clearly defined ; antennae com- 

 paratively short and stout, densely pubescent, the scape not quite 

 reaching the top of the head ; eyes placed laterally and a little 

 forward, closer to the base of the mandibles than to the top of the 

 head. Thorax short and comparatively broad, the pro-meso- and 

 meso-metanotal sutures very distinct and well-marked, the pro- 

 notum, mesonotum and basal portion of the metanotum convex, 

 the last obliquely truncate at apex, the truncate apical portion 

 much longer than the basal portion ; legs short, somewhat stout 

 and densely pubescent. Node of the pedicel low, flat posteriorly^ 

 inclined to the front ; abdomen broadly oval. 



Length, $ 1-5-2 inrn. 



Hab. Sikhim (Binghani) : Bengal (liothney). 



348. Bothriomyrmex myops, Farel, Jour. Bomb. N. H. tioc. ix (1895), 



pp. 469 & 471, $ . 



$ . Head, thorax and abdomen pale yel- 

 low, very slightly tinted with brown, espe- 

 cially on the abdomen, antennse and legs a 

 shade paler; the whole insect densely pu- 

 bescent, especially on the abdomen, pubes- 

 cence mixed with a few scattered erect pale 

 hairs on the front of the head and apex of 

 the abdomen. Head proportionately very 

 large, convex anteriorly; mandibles broad, 

 punctured, pubescent; clypeus widely sub- 

 ig. 92.Bot/momyr- triangular, anterior margin transverse, pos- 

 terior margin distinct, well defined; antenna? 

 proportionately very thick, rather short, 

 the scape barely reaching the top of the head, the 2nd joint 

 ot the rlagellum as broad as long, longer than the 3rd joint 

 eyes very small, smaller than in any other known Indian species 

 placed, as in B. walsJii, below the transverse middle line of the 

 head. Thorax short and broad, the thoracic sutures distinct, the 



