Myrmica pertinax

Smith, F., 1861, Catalogue of hymenopterous insects collected by Mr. A. R. Wallace in the Islands of Ceram, Celebes, Ternate, and Gilolo., Journal of the Proceedings of the Linnean Society of London, Zoology 6, pp. 36-48 : 46-47

5. Myrmica pertinax .

M. rufo-fusca, nitida, sparse pilosa; capite longitudinaliter striate; metathorace mutico.

Worker. Length 1 1 / 2 - 2 lines. Rufo-fuscous, the head darker than the the body; the anterior portion of the head and the antennae bright rufo-ferruginous. The thorax smooth and shining, with a few fine punctures, the base and apex of the femora pale in some of the larger and darker examples; the abdomen pale at the base, the ex- treme apex pale and pubescent. Smaller specimens are usually paler than large ones.

Hab. Celebes (Tondano).