27. Polyrhachis Pandarus ^HNS. Pl. IV. fig. 45. B.M.

Worker. Length 4 lines.-Black: head and thorax coarsely shagreened; the palpi pale testaceous; head below the antennae finely shagreened; the posterior margin sharply recurved. Thorax not flattened above; two long, stout, acute, divergent spines in front, and two similar ones behind; the scale quadrate, with two long, acute, divergent spines directed backwards; legs without spines or hairs; the anterior tibi with their calcaria pale testaceous, those on the intermediate and posterior legs black. Abdomen smooth, opake-black.

Hab. Borneo (Sarawak).

Specimens from Singapore have the abdomen rusty-red.