• [First available use of Messor barbarus semirufus angularis Santschi, 1914b; unavailable (infrasubspecific) name.]
• As unavailable (infrasubspecific) name: Emery, 1921c: 72; Emery, 1922d: 97; Wheeler, 1922: 803.
• Status as species: Bolton, 1982: 344 (redescription); Bolton, 1995b: 252; Hita Garcia et al., 2013: 212.

Obsolete combinations

• Messor galla angularis

Citations

• Bolton, B. 1982. Afrotropical species of the myrmicine ant genera Cardiocondyla, Leptothorax, Melissotarsus, Messor and Cataulacus (Formicidae). Bulletin of the British Museum (Natural History). Entomology 45:307-370. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Emery, C. 1921c. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [part]. Genera Insectorum 174A:1-94 + 7 plates. PDF
• Emery, C. 1922d. Messor barbarus (L.). Appunti de sinonimia e di sistematica. Bollettino della Società Entomologica Italiana 54:92-99. PDF
• Hita Garcia, F.; Wiesel, E.; Fischer, G. 2013. The ants of Kenya (Hymenoptera: Formicidae)—faunal overview, first species checklist, bibliography, accounts for all genera, and discussion on taxonomy and zoogeography. Journal of East African Natural History 101 (2):127-222. PDF
• Santschi, F. 1928f. Descriptions de nouvelles fourmis éthiopiennes (suite). Revue de Zoologie et de Botanique Africaines 16:191-213. PDF
• Wheeler, W. M. 1922. Ants of the American Museum Congo expedition. New York: Bulletin of the American Museum of Natural History, 1139.