22. Ponera vidua ^HNS.

Male. Length 4 lines.-Red-brown: antennae elongate, fuscoferruginous, the base and apex of the joints pale testaceous; eyes large and prominent, the ocelli large and of glassy brightness. Thorax elongate-ovate; the metathorax truncate, with the sides rugose; the wings hyaline, the nervures pale yellow, the stigma brown; legs pale testaceous. Abdomen smooth and shining, with a thin scattered pale pubescence, most dense towards the apex; a deep strangulation between the first and second segments; the node of the peduncle incrassate, coarsely rugose, rounded in front and truncate behind: beneath, furnished with two short teeth.

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