• Lectotype designation: Wilson, 2003a: 149.
• Subspecies of Pheidole biconstricta: Wheeler, 1922e: 6; Emery, 1922c: 98; Kempf, 1972b: 187; Bolton, 1995b: 330.
• Status as species: Wilson, 2003a: 149 (redescription); LaPolla & Cover, 2005: 371.

Obsolete combinations

• Pheidole biconstricta socrates

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Emery, C. 1922c. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [part]. Genera Insectorum 174B:95-206. PDF
• Forel, A. 1912g. Formicides néotropiques. Part III. 3me sous-famille Myrmicinae (suite). Genres Cremastogaster et Pheidole. Mémoires de la Société Entomologique de Belgique 19:211-237. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• LaPolla, J. S.; Cover, S. P. 2005. New species of Pheidole (Hymenoptera: Formicidae) from Guyana, with a list of species known from the country. Transactions of the American Entomological Society 131(3+4):365-374. PDF
• Wheeler, W. M. 1922e. The ants of Trinidad. American Museum Novitates 45:1-16. PDF
• Wilson, E. O. 2003a. Pheidole in the New World. A dominant, hyperdiverse ant genus. Cambridge, Mass.: Harvard University Press, [ix] + 794 pp.