• Lectotype designation: Wilson, 2003a: 670.
• Subspecies of Pheidole guilelmimuelleri: Forel, 1914e: 12; Luederwaldt, 1918: 44; Emery, 1922c: 103; Borgmeier, 1927c: 83; Kempf, 1972b: 194; Bolton, 1995b: 318.
• Status as species: Wilson, 2003a: 670 (redescription); Longino, 2019: 115.
• Material of the unavailable name Pheidole guilelmimuelleri bucculenta socrus referred here by Wilson, 2003a: 670.

Obsolete combinations

• Pheidole guilelmimuelleri bucculenta

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Borgmeier, T. 1927c. Catalogo systematico e synonymico das formigas do Brasil. 2 parte. Subf. Pseudomyrminae, Myrmicinae, Formicidae. Archivos do Museu Nacional (Rio de Janeiro) 29:69-164. PDF
• Emery, C. 1922c. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [part]. Genera Insectorum 174B:95-206. 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. 1914e. Quelques fourmis de Colombie. Pp. 9-14 in: Fuhrmann, O.; Mayor, E. 1914. Voyage d'exploration scientifique en Colombie. Mémoires de la Société Neuchâteloise des Sciences Naturelles 5(2):1-1090. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Longino, J. T. 2019. Pheidole (Hymenoptera, Formicidae) of Middle American wet forest. Zootaxa 4599:1-126. doi.org/10.11646/zootaxa.4599.1.1 PDF
• Luederwaldt, H. 1918. Notas myrmecologicas. Revista do Museu Paulista 10:29-64. PDF
• Wilson, E. O. 2003a. Pheidole in the New World. A dominant, hyperdiverse ant genus. Cambridge, Mass.: Harvard University Press, [ix] + 794 pp.