296 



above and posteriorly. Node of the pedicel smooth and shining, 

 thicker above than at base, a little broader than thick ; abdomen 

 shining, broad at base, not so convex above as in D. sulcaticeps 

 and somewhat pointed at apex. 



Length, $ 3-3'5 mm. 



ffab. Sikhim (Afoller), Western India ( Wroug7i.ton) ; Burma. 

 Tenasserim (Fea, Bingliam) ; extending into the Malayan sub- 

 region. 



335. Dolichoderus taprobanae, Smxth (Formica), Cat. vi (1858), p. 13, 



$ ; Forel, Jour. Bomb. N. H. Soc. ix (1895), p. 464. $ . 

 Hypoclinea gracilipes, Mayr, Verh. zool.-bot. Gts. Wien, xxviii 



(1878), p. 658, $. 

 Dolichoderus semirufu?, Andre, Rev. d'Entom. vi (1887), p. 288, $ . 



$ . Head, thorax and pedicel brownish red, legs paler, ab- 

 domen black ; head, thorax and abdomen with a few scattered 

 erect, short, soft pale hairs and a thjn sericeous pale pubescence. 

 Head with the mandibles subtriangular, broader posteriorly than 

 in front, smooth and shining ; cheeks convex ; mandibles, clypeus, 

 antennal carinre and antennae as in all the Indian species of the 

 genus ; eyes placed more anteriorly than in D. fece or D. sulcaticeps. 

 Thorax laterally compressed, the pronotum slightly convex, ante- 

 riorly margined ; mesonotum longitudinally sulcate and bigibbous, 

 the meso-metanotal emarginat'on deep and well-marked; the 

 metanotum with the basal and apical portions subequal, the former 

 horizontal, the latter truncate and slightly concave ; legs robust. 

 Node of the pedicel low, slightly convex in front, transverse 

 above ; abdomen rather massive, broadly oval. 



Length, $ 2-5-3-3 mm. 



Hab. Throughout our limits. 



Varieties have the abdomen reddish brown and the legs longer ; 

 var. gracilipes, Mayr. 



336. Dolichoderns affinis, Emery, Ann. Mm. Civ. Gen. xxvii (1889), 



p. 508, pi. xi, tig. 20, $ ; Forel, Jour. Bomb. N. H. Soc. ix 

 (189-5), p. 404, $. 



$ . Eeddish brown to dark brown, the mandibles, antennae 

 and legs lighter in colour ; head, thorax and abdomen sparsely 

 pilose and pubescent. Head shining, very finely closely punctate, 

 longer than broad; cheeks and front very convex; mandibles 

 proportionately large, the apical tooth long, acute and slightly 

 curved ; clypeus, antenna? and eyes as in D. bituberculatus. 

 Thorax : the pronotum slightly fl:it and anteriorly margined ; 

 the mesonotum raised, somewhat flat, indistinctly medially sul- 

 cate; metanofurn slightly convex and sloping from back to 

 front, its apical portion truncate and concave; the whole thorax 

 irregularly but very distinctly punctured, wrinkled and sculp- 

 tured, but not so coarsely as in D. bituberculatus ; legs long, 

 rather markedly pilose. Node of the pedicel inclined forward! 



