• Combination in Pachycondyla (Ectomomyrmex): Emery, 1911e: 79
• Status as species: Dahl, 1901: 18; Emery, 1911e: 79; Wheeler, 1935g: 11.
• Junior synonym of Ectomomyrmex acutus: Wilson, 1958g: 364; Bolton, 1995b: 304.

Obsolete combinations

• Ponera dahlii

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Dahl, F. 1901. Das Leben der Ameisen im Bismarck-Archipel, nach eigenen Beobachtungen vergleichend dargestellt. Mitteilungen aus dem Zoologischen Museum in Berlin 2:1-70. PDF
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Forel, A. 1901c. Formiciden aus dem Bismarck-Archipel, auf Grundlage des von Prof. Dr. F. Dahl gesammelten Materials. Mitteilungen aus dem Zoologischen Museum in Berlin 2:4-37.
• Wheeler, W. M. 1935g. Check list of the ants of Oceania. Occasional Papers of the Bernice Pauahi Bishop Museum 11(11):1-56.
• 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