• Combination in Cyphomyrmex (Trachymyrmex): Emery, 1924f: 345.
• Combination in Trachymyrmex: Kempf, 1972b: 253.
• Combination in Paratrachymyrmex: Solomon et al., 2019: 948.
• Status as species: Wheeler, 1911i: 250 (in key); Emery, 1924f: 345; Kempf, 1972b: 253; Bolton, 1995b: 420; Branstetter & Sáenz, 2012: 262.

Obsolete combinations

• Atta intermedia
• Trachymyrmex intermedius

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Branstetter, M. G.; Sáenz, L. 2012. Las hormigas (Hymenoptera: Formicidae) de Guatemala. Pp. 221-268 in: Cano, E. B.; Schuster, J. C. (eds.) 2012. Biodiversidad de Guatemala. Volumen 2. Guatemala: Universidad del Valle de Guatemala, iv + 328 pp. PDF
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Forel, A. 1909a. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Solomon, S. E.; Rabeling, C.; Sosa-Calvo, J.; Lopes, C. T.; Rodrigues, A.; Vasconcelos, H. L.; Bacci, M., Jr.; Mueller, U. G.; Schultz, T. R. 2019. The molecular phylogenetics of Trachymyrmex Forel ants and their fungal cultivars provide insights into the origin and coevolutionary history of ‘higher-attine’ ant agriculture. Systematic Entomology 44:939-956. 10.1111/syen.12370 PDF
• Wheeler, W. M. 1911i. Descriptions of some new fungus-growing ants from Texas, with Mr. C. G. Hartman's observations on their habits. Journal of the New York Entomological Society 19:245-255. PDF