Crematogaster anthracinus

Smith, F., 1858, Catalogue of the hymenopterous insects in the collection of the British Museum. Part VI. Formicidae., London: British Museum : 136

5. Crematogaster anthracinus . B.M.

Worker. Length 1 1/4 line.-Jet-black, smooth and shining: the face with a few delicate striae, the extreme base of the scape and the apex of the flagellum pale testaceous. Thorax flattened above, opake and finely rugose; the metathorax armed on each side with an acute spine; the tarsi pale testaceous, the clawjoint darkest. Abdomen heart-shaped, smooth, shining and impunctate.

Hab. Singapore.