6. Cataulacus reticulatus ^HNS.

Worker. Length 1 1/2 - 2 lines. - Black: finely reticulated, the abdomen very delicately so; the margins of the head and thorax crenulated, the latter armed with two long, stout, straight, parallel spines; the antennae short, thick and clavate; the clypeus widely emarginate, the lateral margins of the head with a minute angular spine or tooth before the eyes. Thorax: the anterior margin slightly rounded; the sides rounded, the margins with a short tooth anteriorly and posteriorly; the anterior tibiae and tarsi, and the apical joints of the intermediate and posterior tarsi ferrugi- nous. Abdomen ovate, margined at the sides and emarginate at the base.

Var . minor. The scape, apical joint of the flagellum, the head, before the eyes, and the legs, ferruginous.

Hab. Borneo (Sarawak). (Coll. W. W. Saunders, Esq.)