• Polyrhachis (Myrmatopa) as subgenus of Polyrhachis: Forel, 1917: 251; Wheeler, 1922: 702; Emery, 1925d: 180; subsequent authors; Dorow, 1995: 42; Bolton, 1995b: 36; Bolton, 2003: 124; Mezger & Moreau, 2016: 374.
• Polyrhachis (Myrmatopa) as senior synonym of Polyrhachis (Irenea): Bolton, 1994: 50; Dorow, 1995: 42; Bolton, 1995b: 36; Bolton, 2003: 124.

Junior synonyms

• Polyrhachis (Irenea) Donisthorpe, 1938
  Obsolete classification(s): Irenea

Citations

• Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp.
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Bolton, B. 2003. Synopsis and classification of Formicidae. Memoirs of the American Entomological Institute 71:1-370. PDF
• Dorow, W. H. O. 1995. Revision of the ant genus Polyrhachis Smith, 1857 (Hymenoptera: Formicidae: Formicinae) on subgenus level with keys, checklist of species and bibliography. Courier Forschungsinstitut Senckenberg 185:1-113. PDF
• Emery, C. 1925d. Hymenoptera. Fam. Formicidae. Subfam. Formicinae. Genera Insectorum 183:1-302. 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
• Forel, A. 1917. Cadre synoptique actuel de la faune universelle des fourmis. Bulletin de la Société Vaudoise des Sciences Naturelles 51:229-253. PDF
• Mezger, D.; Moreau, C. S. 2016. Out of South-East Asia: phylogeny and biogeography of the spiny ant genus Polyrhachis Smith (Hymenoptera: Formicidae). Systematic Entomology 41:369-378. 10.1111/syen.12163 PDF
• Wheeler, W. M. 1922. Ants of the American Museum Congo expedition. New York: Bulletin of the American Museum of Natural History, 1139.