• Lectotype designation: MacKay, 1996: 159.
• Santschi, 1933f: 106 (m.); MacKay, 1996: 158 (q.)
• Combination in Acanthostichus (Acanthostichus): Emery, 1911e: 13.
• Status as species: Emery, 1911e: 13; Forel, 1911e: 288; Santschi, 1916e: 365; Santschi, 1933f: 106; Wheeler, 1934g: 162 (in key); Kusnezov, 1962a: 131; Kempf, 1972b: 10; Brown, 1975: 42; Zolessi et al., 1988: 3; Bolton, 1995b: 54; MacKay, 1996: 158 (redescription); Wild, 2007b: 23.
• Senior synonym of Acanthostichus laticornis obscuridens: Kusnezov, 1962a: 131; Kempf, 1972b: 10; Brown, 1975: 42; Bolton, 1995b: 54; MacKay, 1996: 158.

Junior synonyms

• Acanthostichus laticornis obscuridens Santschi, 1934

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. 1975. Contributions toward a reclassification of the Formicidae. V. Ponerinae, tribes Platythyreini, Cerapachyini, Cylindromyrmecini, Acanthostichini, and Aenictogitini. Search. Agriculture (Ithaca, New York) 5(1):1-115. PDF
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418. PDF
• Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Kusnezov, N. 1962a. El género Acanthostichus Mayr (Hymenoptera, Formicidae). Acta Zoologica Lilloana 18:121-138. PDF
• MacKay, W. P. 1996. A revision of the ant genus Acanthostichus (Hymenoptera: Formicidae). Sociobiology 27:129-179. PDF
• Santschi, F. 1916e. Formicides sudaméricains nouveaux ou peu connus. Physis (Buenos Aires) 2:365-399. PDF
• Santschi, F. 1933f. Fourmis de la République Argentine en particulier du territoire de Misiones. Anales de la Sociedad Cientifica Argentina 116:105-124. PDF
• Wheeler, W. M. 1934g. Neotropical ants collected by Dr. Elisabeth Skwarra and others. Bulletin of the Museum of Comparative Zoology 77:157-240. PDF
• Wild, A. L. 2007b. A catalogue of the ants of Paraguay (Hymenoptera: Formicidae). Zootaxa 1622:1-55. PDF
• Zolessi, L. C. de; Abenante, Y. P. de; Philippi, M. E. 1988 ("1987"). Lista sistemática de las especies de Formícidos del Uruguay. Comunicaciones Zoologicas del Museo de Historia Natural de Montevideo 11(165):1-9.