• Replacement name for Pseudomyrmex modesta Smith, 1862b. [Junior primary homonym of Tetraponera modesta Smith, 1860b.]
• Combination in Pseudomyrmex: Kempf, 1967c: 2
• Status as species: Smith, 1877b: 61; Emery, 1921c: 31; Kempf, 1967c: 2; Kempf, 1972b: 216; Ward, 1992: 81 (in table); Ward, 1993: 154 (redescription); Bolton, 1995b: 371; Branstetter & Sáenz, 2012: 263; Guénard & Economo, 2015: 228; Ward, 2019: 1106.
• Senior synonym of Pseudomyrmex excavata: Kempf, 1967c: 2; Kempf, 1972b: 216; Ward, 1993: 154; Bolton, 1995b: 371.
• Senior synonym of Pseudomyrmex excavata flaviventris: Kempf, 1972b: 216; Ward, 1993: 155; Bolton, 1995b: 371.
• Senior synonym of Pseudomyrmex excavata fusciceps: Kempf, 1972b: 216; Ward, 1993: 155; Bolton, 1995b: 371.
• Senior synonym of Pseudomyrmex tenuis guatemalensis: Kempf, 1972b: 216; Ward, 1993: 155; Bolton, 1995b: 371.
• Senior synonym of Pseudomyrmex thoracica: Ward, 1993: 154; Bolton, 1995b: 371.

Junior synonyms

• Pseudomyrmex excavata (Mayr, 1870)
  Obsolete combination(s): Pseudomyrma excavata
• Pseudomyrmex excavata flaviventris (Emery, 1896)
  Obsolete combination(s): Pseudomyrma excavata flaviventris
• Pseudomyrmex excavata fusciceps (Santschi, 1931)
  Obsolete combination(s): Pseudomyrma excavata fusciceps
• Pseudomyrmex tenuis guatemalensis (Enzmann, 1944)
  Obsolete combination(s): Pseudomyrma tenuis guatemalensis
• Pseudomyrmex thoracica (Norton, 1868)
  Obsolete combination(s): Pseudomyrma thoracica

Obsolete combinations

• Pseudomyrma boopis

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. 1921c. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [part]. Genera Insectorum 174A:1-94 + 7 plates. PDF
• Guénard, B.; Economo, E. P. 2015. Additions to the checklist of the ants (Hymenoptera: Formicidae) of Peru. Zootaxa 4040 (2):225-235. 10.11646/zootaxa.4040.2.8
• Kempf, W. W. 1967c. Estudos sôbre Pseudomyrmex. IV (Hymenoptera: Formicidae). Revista Brasileira de Entomologia 12:1-12. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Roger, J. 1863b. Verzeichniss der Formiciden-Gattungen und Arten. Berliner Entomologische Zeitschrift 7(Beilage):1-65. PDF
• Smith, F. 1877b. Descriptions of new species of the genera Pseudomyrma and Tetraponera, belonging to the family Myrmicidae. Transactions of the Entomological Society of London 1877:57-72. PDF
• Ward, P. S. 1992. Ants of the genus Pseudomyrmex (Hymenoptera: Formicidae) from Dominican amber, with a synopsis of the extant Antillean species. Psyche (Cambridge) 99:55-85. PDF
• Ward, P. S. 1993. Systematic studies on Pseudomyrmex acacia-ants (Hymenoptera: Formicidae: Pseudomyrmecinae). Journal of Hymenoptera Research 2:117-168. PDF
• Ward, P. S. 2019. Subfamilia Pseudomyrmecinae. Capítulo 33. Pp. 1089-1113 in: Fernández, F.; Guerrero, R. J.; Delsinne, T. (eds.) 2019d. Hormigas de Colombia. Bogotá: Universidad Nacional de Colombia, 1198 pp. PDF