] 78 rORMICIDiE. 



finely striate, su])()paque, witli minute reticulations between the 

 striiv ; abdomen smootli and shining ; pilosity pale, vei-y sparse. 

 Mandibles very finely longitudinally striate at the base ; clypeus 

 slightly impressed ; antenna? as in T. vrouyhtoni. Thorax much 

 as in that species, but the metanotal spines shorter. Pedicel : the 

 1st node with a shorter appendix" beneath ; 2nd node not quite so 

 broad as in I', ivroucfhtoni ; abdomen oval. 



Lenr/th, ^ 2-2-3 mm. 



Bah. Southern India, Bangalore (Kothu)/). 



A barelv separable race of T. ^vroKqhtoni. Forel. 



204. Tetramorium christiei, Ford, Rev. SuUso Zuol. x (1902), p. 232. 



^ . Dark brown or black ; mandibles, antennae and legs light 

 reddish brown ; head and thorax somewhat finely longitudinall}^ 

 striate, the striae slightly bi'oken and reticulate, more so on the 

 thorax, especially posteriorly, where the metanotum has the appear- 

 ance of bei}ig transversely rugose ; pedicel and abdomen smooth, 

 polished and shining ; pilosity pale, somewhat sparse, on the 

 antennae and legs it is oblique or recumbent and very short. 

 Head without the mandibles seen from the front rectangular, 

 transverse, posteriorly longer than broad ; mandibles finely longi- 

 tudinally striate, triangular, the masticatory margin dentate, broad, 

 subequal with the inner margin ; clypeus with the middle portion 

 convex, the posterior margin well-defined, the anterior margin 

 arched ; antennal carinir: wide apart, prolonged back almost to the 

 vertex, the antennal liollous for reception of scape very shallow, 

 finely reticulate ; anteun;e somewhat short, the scape not reaching 

 the top of the head ; eyes lateral, placed below the middle of the 

 head. Thorax elongate and narrow, convex, without an emar- 

 gination above ; pro-mesonotal suture obsolete ; meso-metauotal 

 suture slightly impressed ; basal portion of metanotum short, with 

 a slender erect slightly recurved short spine at the posterior 

 lateral angles. Pedicel elongate, the nodes rounded, slightly 

 longer than broad ; the 2nd node a little broader than the ist, 

 this latter with an elongate petiole in front ; abdomen oval, 

 convex, somewhat truncate anteriorly. 



Length, ^ 3 mm. 



Hab. Eecorded from Sikhim ; Darjeeling, 7000 ft. (Christie), 

 Tukvar, 4000 ft. (Mmer). 



20-3. Tetramorium coonoorense. Ford, liev. Suisse Zuol. x (1902), 

 p. 237, 9. 



5 . Head dull brown ; mandibles, antennae, thorax, legs and 

 pedicel ochraceous yellow, the thorax and legs of a brighter tint 

 than the mandibles and antennae ; abdomen dark castaneous 

 brown, almost black ; head, thoi-ax and pedicel very closely 

 and somewhat coarsely reticulate, the reticulations flat, the head 

 in certain lights appearing longitudinally striate ; legs and abdomen 

 smooth, the latter highly polished and shining ; pilosity pale, very 



