• Forel, 1912h: 18 (q.)
• Combination in Leptothorax (Goniothorax): Emery, 1896g: 58 (in key).
• Combination in Leptothorax (Nesomyrmex): Smith, 1950a: 30.
• Combination in Nesomyrmex: Bolton, 2003: 272.
• Status as species: Emery, 1888c: 353; Dalla Torre, 1893: 129; von Jhering, 1894: 389; Forel, 1895b: 126; Emery, 1896g: 58 (in key); Forel, 1912h: 18; Luederwaldt, 1918: 45; Emery, 1924f: 250; Borgmeier, 1927c: 109; Kempf, 1958c: 98; Kempf, 1959d: 405 (redescription); Kempf, 1972b: 134; Bolton, 1995b: 246; Bolton, 2003: 272; Wild, 2007b: 34.
• Senior synonym of Nesomyrmex vicinus testaceus: Kempf, 1959d: 415; Kempf, 1972b: 134; Bolton, 1995b: 246.

Junior synonyms

• Nesomyrmex vicinus testaceus (Emery, 1894)
  Obsolete combination(s): Leptothorax vicinus testaceus

Obsolete combinations

• Leptothorax vicinus

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
• Borgmeier, T. 1927c. Catalogo systematico e synonymico das formigas do Brasil. 2 parte. Subf. Pseudomyrminae, Myrmicinae, Formicidae. Archivos do Museu Nacional (Rio de Janeiro) 29:69-164. PDF
• Dalla Torre, K. W. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. Vol. 7. Formicidae (Heterogyna). Leipzig: W. Engelmann, 289 pp. PDF
• Emery, C. 1888c ("1887"). Formiche della provincia di Rio Grande do Sûl nel Brasile, raccolte dal dott. Hermann von Ihering. Bullettino della Società Entomologica Italiana 19:352-366. PDF
• Emery, C. 1896g. Studi sulle formiche della fauna neotropica. XVII-XXV. Bullettino della Società Entomologica Italiana 28:33-107. PDF
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Forel, A. 1895b. A fauna das formigas do Brazil. Boletim do Museu Paraense de Historia Natural e Ethnographia 1:89-139. PDF
• Forel, A. 1912h. Formicides néotropiques. Part IV. 3me sous-famille Myrmicinae Lep. (suite). Mémoires de la Société Entomologique de Belgique 20:1-32. PDF
• Kempf, W. W. 1958c. Sôbre algumas formigas neotrópicas do gênero Leptothorax Mayr (Hymenoptera: Formicidae). Anais da Academia Brasileira de Ciencias 30:91-102. 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
• Luederwaldt, H. 1918. Notas myrmecologicas. Revista do Museu Paulista 10:29-64. PDF
• Mayr, G. 1887. Südamerikanische Formiciden. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 37:511-632. PDF
• Smith, M. R. 1950a. On the status of Leptothorax Mayr and some of its subgenera. Psyche (Cambridge) 57:29-30. PDF
• von Jhering, H. 1894. Die ameisen von Rio Grande do Sul. Berliner Entomologische Zeitschrift 39:321-447. PDF
• Wild, A. L. 2007b. A catalogue of the ants of Paraguay (Hymenoptera: Formicidae). Zootaxa 1622:1-55. PDF