2. Heptacondylus subcarinatus ^HNS.

H. capite thoraceque ferrugineis; abdomine rufo-fusco; capite thoraceque carinulis irregularibus abbreviatis; metathorace spinis duabus acutis armata.

Worker. Length 2 1/2 lines. Head, antennae, thorax and legs, ferruginous, sometimes pale ferruginous; abdomen fuscous, or rufo-fuscous, the petiole of the basal node pale; head shining, and having a number of irregular delicate carinae on the front and vertex; in front of the eyes are a number of irregular striae. Thorax: the sides compressed, widest anteriorly; the superior surface slightly convex, and having a number of longitudinal abbreviated elevated carinae; the lateral margins traversed by a slight carina; the metathorax with two stout acute spines. Abdomen smooth and shining; the insect sprinkled with a number of pale erect hairs, most numerous on the scape and legs.

Hab. Borneo (Sarawak).