Polyrhachis Hector.

Smith, F., 1859, Catalogue of hymenopterous insects collected by Mr. A. R. Wallace at the Islands of Aru and Key., Journal of the Proceedings of the Linnean Society of London, Zoology 3, pp. 132-158 : 142

13. Polyrhachis Hector.

P. niger et vestitus pube pallide aurea; prothorace petiolique squamula bispinosis, pedibus ferrugineis.

Worker. Length 3 lines. Black; the apex of the scape and the legs ferruginous; the extreme base of the tibiae and the tarsi black; a stout acute spine on each side of the prothorax, directed forwards; the thorax flattened above, its lateral margins raised; the divisions of the segments very distinctly impressed; the pale golden pubescence on the abdomen thinner than on the head and thorax. The scale of the petiole angled at the sides towards its summit, the angles dentate, the upper margin straight, and at each lateral angle an acute spine, directed backwards, and curved to the shape of the abdomen; the spines parallel.

Hab. Aru.