• Replacement name for Diacamma tortuolosum Smith, 1863a. [Junior primary homonym of Gnamptogenys tortuolosa Smith, 1858a.]
• Subspecies of Diacamma rugosum: Chapman & Capco, 1951: 59.
• Junior synonym of Diacamma rugosum: Wilson, 1958g: 368; Bolton, 1995b: 170; Zhou, 2001a: 46.

Obsolete combinations

• Diacamma rugosum smithi

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Chapman, J. W.; Capco, S. R. 1951. Check list of the ants (Hymenoptera: Formicidae) of Asia. Monographs of the Institute of Science and Technology. Manila 1:1-327. PDF
• Donisthorpe, H. 1943f. Myrmecological gleanings. Proceedings of the Royal Entomological Society of London. Series B 12:115-116. PDF
• Wilson, E. O. 1958g. Studies on the ant fauna of Melanesia III. Rhytidoponera in western Melanesia and the Moluccas. IV. The tribe Ponerini. Bulletin of the Museum of Comparative Zoology 119:303-371. PDF
• Zhou, S. 2001a. Ants of Guangxi. [In Chinese.]. Guilin, China: Guangxi Normal University Press, 255 pp. PDF