• Combination in Plagiolepis: Menozzi, 1925a: 18.
• Junior synonym of Tapinoma erraticum: Dalla Torre, 1893: 165; Forel, 1915d: 43 (in key); Donisthorpe, 1915f: 179.
• Junior synonym of Tapinoma erraticum atomum: Emery, 1913a: 40.
• Junior synonym of Tapinoma pygmaeum Dufour, 1857: Casevitz-Weulersse & Galkowski, 2009: 478 (error).
• Junior synonym of Plagiolepis pygmaea Latreille, 1798: Menozzi, 1925a: 19 (footnote); Bolton, 1995b: 335; Sharaf et al., 2011: 207; Radchenko, 2016: 342.

Obsolete combinations

• Micromyrma dufourii

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Casevitz-Weulersse, J.; Galkowski, C. 2009. Liste actualisée des fourmis de France (Hymenoptera, Formicidae). Bulletin de la Société Entomologique de France 114:475-510. PDF
• Dalla Torre, K. W. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. Vol. 7. Formicidae (Heterogyna). Leipzig: W. Engelmann, 289 pp. PDF
• Donisthorpe, H. 1915f. British ants, their life-history and classification. Plymouth: Brendon & Son Ltd., xv + 379 pp. PDF
• Emery, C. 1913a ("1912"). Hymenoptera. Fam. Formicidae. Subfam. Dolichoderinae. Genera Insectorum 137:1-50. PDF
• Forel, A. 1915d. Fauna insectorum helvetiae. Hymenoptera. Formicidae. Die Ameisen der Schweiz. Mitteilungen der Schweizerischen Entomologischen Gesellschaft 12(Beilage):1-77.
• Menozzi, C. 1925a. Note staccate di mirmecologia. Bollettino della Società Entomologica Italiana 57:17-22. PDF
• Perris, E. 1878 ("1877"). Rectifications et additions à mes promenades entomologiques. Annales de la Société Entomologique de France (5)7:379-386. PDF
• Radchenko, A. G. 2016. Ants (Hymenoptera, Formicidae) of Ukraine. National Academy of Sciences of Ukraine. Kiev: I. I. Schmalhausen Institute of Zoology, 496 pp.
• Sharaf, M. R.; Aldawood, A. S.; Taylor, B. 2011. The formicine ant genus Plagiolepis Mayr (Hymenoptera: Formicidae) in the Arabian Peninsula, with description of two new species. Transactions of the American Entomological Society 137:203-215. PDF