POLYBHACHIS. 411 



prominent; clypeus convex, anteriorly rounded, with a medial 

 vertical carina ; antennal carinae very wide apart. Thorax wide 

 in front, gradually narrowed posteriorly and slightly emarginate 

 on each side at the meso-metanotal suture ; pronotum arched 

 t anteriorly, truncate in the middle of the anterior margin, armed 

 with a tooth on each side in the middle ; basal portion of rnetanotum 

 armed posteriorly with two stout erect short spines, apical portion 

 slightly concave; legs long, moderately stout, the tibiae without 

 spines. Pedicel nodiform, longer than thick, with a single medial 

 vertical spine, bimucronate at apex, and on either side of it and a 

 little in front a very much shorter spine ; abdomen broadly oval. 



$ . Similar, larger ; the thoracic spines shorter and stouter, the 

 lateral spines on the node of pedicel longer, very little shorter 

 than the medial spine, which however is shorter than in the . 



" c? . Brownish variegated with brownish yellow, flagellum of 

 the antennas darker. Shagreened, somewhat shining. Pedicel 

 with a node more or less bituberculate or trituberculate at the 

 apex above." (Forel.) 



Length, $ 4-5-6 ; 8 ; rf 5'7-6 mm. 



Bab. India : Bengal (Eothney), Kanara ( Wrougliton), Travancore 

 ( Ferguson] ; Ceylon ( Yerbury) ; Burma, the Shan States (Thompson) ; 

 Java. 



Var. lancearius, Forel. " Node of pedicel at least as thick as 

 wide, if not thicker" (Forel). Var. javana, Mayr, has the pronotal 

 spines a little stouter and the pedicel spines subequal. There is 

 one specimen from Calcutta of this latter variety in the collection 

 of the British Museum. 



494. Polyrhachis frauenfeldi, Mayr, Verh. zool.-bot. Ges. Wlm, xii 



(1862), p. 687, $ ; Forel, Jour. Bomb. N. H. Soc. viii (1893), 

 p. 18,'?. 



" . Length 8-9-5 mm. Black, the apex of the flagellum of 

 the antennas and the tarsi brownish yellow. Pubescence nearly 

 wanting. Head, thorax and pedicel finely and closely punctured, 

 cribrate and opaque. Thorax not short nor high, quadrilateral, 

 with obtuse margins which are not incised. Pronotum with two 

 triangular obtuse teeth. Metanotum with two teeth pointing 

 outwards. Pedicel nodose above, thick, with a medial upwards 

 and posteriorly directed straight spine and two teeth. Abdomen 

 shining, finely transversely rugose coriaceous." (Mayr.) 



Hob. Ceylon (apud Forel) ; Java (apud Mayr). 



Unknown to me. 



495. Polyrhachis clypeata, Mayr, Verh. zool-bot. Ges. IVfen, xii 



(1862), p. 683, $> ; Ford, Jour. Bomb. N. H. Soc. viii (1898), 

 pp. 19 & 29, . 

 Polyrhachis indica, Mayr, Verh. zool-bot. Ges. Wien, xx (1870), 



p. 945, $. 



. Black ; the mandibles, except the apex, and the legs red ; 

 the antennae dark fuscous red ; the heaJ, thorax and abdomen 



