18 Polyrhachis carbonarius ^HNS.

Worker. Length 2 lines.-Jet-black and shining: the head and thorax longitudinally aciculate above, the thorax most finely so. The prothorax with a short acute spine at the lateral angles, the metathorax truncate, the truncation smooth and shining; the legs elongate, with acute spines or hairs, the calcaria pale testaceous; the anterior tibiae obscurely ferruginous in front. Abdomen ovate, smooth and shining; the scale of the peduncle incrassate, narrowed to its superior margin, which is wide, arched, and without spines.

Hab . Malacca. (Coll. W. W. Saunders, Esq.)