• Combination in Leptothorax (Nesomyrmex): Kempf, 1959d: 425.
• Combination in Nesomyrmex: Bolton, 2003: 272.
• Junior synonym of Nesomyrmex asper: Kusnezov, 1958c: 267.
• Status as species: Kempf, 1959d: 425 (redescription); Kempf, 1972b: 133; Bolton, 1995b: 236; Bolton, 2003: 272.

Obsolete combinations

• Leptothorax argentinus

Citations

• 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
• Kempf, W. W. 1959d. A synopsis of the New World species belonging to the Nesomyrmex-group of the ant genus Leptothorax Mayr (Hymenoptera: Formicidae). Studia Entomologica (n.s.)2:391-432. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Kusnezov, N. 1958c. La posición sistemática de las especies argentinas del genero Leptothorax Mayr, 1855. Acta Zoologica Lilloana 16:265-271. PDF
• Santschi, F. 1922e. Description de nouvelles fourmis de l'Argentine et pays limitrophes. Anales de la Sociedad Cientifica Argentina 94:241-262. PDF