2. Ponera sculpturata ^HNS.

P. nitida nigra; capite, thorace abdominisque segmentis primo et secundo profunde striatis, nodo spinis duabus acutis armato; pedibus abdomineque apice ferrugineis.

Worker. Length 5 lines, Black and shiny, the legs obscurely ferruginous as well as the mandibles; the head strongly and evenly striated longitudinally. The prothorax with a circular striation above; behind, the thorax is compressed, the sides being obliquely striated, the striae uniting and crossing the central ridge of the thorax. The node of the petiole and basal segment of the abdomen with a curved striation, the second segment longitudinally striated and depressed at its base, which is smooth and shining; the basal half of the third segment is longitudinally striated.

Hab. Aru.

This species is at first sight very like the P. geometrica ^HNS from Singapore; but the striation of the abdomen alone will serve to distinguish it.