• Combination in Rhytidoponera (Chalcoponera): Emery, 1911e: 39
• Status as species: Emery, 1911e: 39; Emery, 1912a: 77 (in key); Forel, 1915b: 14.
• Junior synonym of Rhytidoponera chalybaea: Brown, 1954g: 4; Ward, 1980a: 478; Taylor & Brown, 1985: 41; Taylor, 1987a: 68; Bolton, 1995b: 379.

Obsolete combinations

• Ectatomma cyrus

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Brown, W. L., Jr. 1954g. Systematic and other notes on some of the smaller species of the ant genus Rhytidoponera Mayr. Breviora 33:1-11. PDF
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Emery, C. 1912a. Revision der Rhytidoponera (subg. Chalcoponera) der metallica-Gruppe. (Hym.-Formic.). Deutsche Entomologische Zeitschrift 1912:77-81. PDF
• Forel, A. 1910b. Formicides australiens reçus de MM. Froggatt et Rowland Turner. Revue Suisse de Zoologie 18:1-94. PDF
• Forel, A. 1915b. Results of Dr. E. Mjöbergs Swedish Scientific Expeditions to Australia 1910-13. 2. Ameisen. Arkiv för Zoologi 9(16):1-119. PDF
• Taylor, R. W. 1987a. A checklist of the ants of Australia, New Caledonia and New Zealand (Hymenoptera: Formicidae). CSIRO (Commonwealth Scientific and Industrial Research Organization) Division of Entomology Report 41:1-92. PDF
• Taylor, R. W.; Brown, D. R. 1985. Formicoidea. Zoological Catalogue of Australia 2:1-149, 306-348.
• Ward, P. S. 1980a. A systematic revision of the Rhytidoponera impressa group (Hymenoptera: Formicidae) in Australia and New Guinea. Australian Journal of Zoology 28:475-498. PDF