Atta rubra

Smith, F., 1858, Catalogue of the hymenopterous insects in the collection of the British Museum. Part VI. Formicidae., London: British Museum : 168

23. Atta rubra . B.M.

Female. Length 4 lines.-Deep reddish-brown: the legs paler than the body, with the femora blackish in the middle. The head longitudinally striated, the mandibles smooth and shining. Thorax: the disk very finely and regularly striated, the scutellum shining, the metathorax armed with two short acute spines. Abdomen elongate-ovate; the basal segment opake, the following smooth and shining, with their apical margins rufo-testaceous.

Hab. Brazil (Petropolis). (Coll. Rev. Hamlet Clark.)