• Combination in Leptothorax (Goniothorax): Emery, 1896g: 59 (in key).
• As unavailable (infrasubspecific) name: Forel, 1899b: 55; Wheeler, 1903d: 222.
• Status as species: Emery, 1896g: 59 (in key).
• Subspecies of Nesomyrmex echinatinodis: Emery, 1924f: 250
• Junior synonym of Nesomyrmex echinatinodis: Kempf, 1959d: 425; Kempf, 1972b: 133; Bolton, 1995b: 243; Arredondo & Guerrero, 2025: 148.

Obsolete combinations

• Leptothorax pungentinodis
• Nesomyrmex pungentinodis

Citations

• Arredondo, B. S.; Guerrero, R. J. 2025. The ant genus Nesomyrmex Wheeler (Formicidae, Myrmicinae) from the threatened Colombian tropical dry forest: three new species, a new synonymy, and new distributional data. ZooKeys 1232:131–172. [online early] 10.3897/zookeys.1232.141693 PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Emery, C. 1896a. Formiche raccolte dal dott. E. Festa nei pressi del golfo di Darien. Bollettino dei Musei di Zoologia ed Anatomia Comparata della Reale Università di Torino 11(229):1-4. 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. 1899b. Formicidae. [part]. Biologia Centrali-Americana Hym. 3:1-24. 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
• Wheeler, W. M. 1903d. A revision of the North American ants of the genus Leptothorax Mayr. Proceedings of the Academy of Natural Sciences of Philadelphia 55:215-260. PDF