• Combination in Rhopalothrix: Brown & Kempf, 1960: 235.
• Status as species: Brown, 1949h: 94; Brown & Kempf, 1960: 235 (redescription); Kempf, 1972b: 227; Bolton, 1995b: 377; Longino & Boudinot, 2013: 311 (redescription); Guerrero et al., 2024: 140.

Obsolete combinations

• Acanthidris isthmicus

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. 1949h. Revision of the ant tribe Dacetini: IV. Some genera properly excluded from the Dacetini, with the establishment of the Basicerotini new tribe. Transactions of the American Entomological Society 75:83-96. PDF
• Brown, W. L., Jr.; Kempf, W. W. 1960. A world revision of the ant tribe Basicerotini. Studia Entomologica (n.s.)3:161-250. PDF
• Guerrero, R. J.; Grajales-Andica, A. F.; Fernández, F.; Tocora, M. C.; Fiorentino, G.; García, D. R. 2024. The ants of the genus Rhopalothrix Mayr, 1870 (Hymenoptera, Formicidae, Myrmicinae) in Colombia. ZooKeys 1191:129-150. 10.3897/zookeys.1191.110418 PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Longino, J. T.; Boudinot, B. E. 2013. New species of Central American Rhopalothrix Mayr, 1870 (Hymenoptera, Formicidae). Zootaxa 3616:301-324. PDF
• Weber, N. A. 1941a. Four new genera of Ethiopian and Neotropical Formicidae. Annals of the Entomological Society of America 34:183-194. PDF