Formica (Tapinoma) gibba

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 : 38

8. Formica (Tapinoma) gibba .

F. castaneo-rufa; antennis, tibiis tarsisque fuscis; metathorace supra rotundato, postice truncato.

Worker. Length 1 3 / 4 line. Dull chestnut red; the head rounded behind the eyes, the latter ovate, and situated rather more inwards than is usual, the eyes are also rather large; the antennae, tibiae, and tarsi fuscous; the antennae inserted rather wide apart, nearly in a line with the inner margins of the eyes. Thorax, sub-rugose above, narrowed posteriorly, and deeply constricted between the meso- and metathorax; the latter elevated, rounded above, and truncate behind, the truncation obliquely concave. Abdomen ovate, produced anteriorly over the node of the peduncle, which is oblique, and falls into the truncation of the metathorax.

Hab. Celebes (Tondano).

This species belongs to Foerster's genus Tapinoma .