• Combination in Pachycondyla: Brown, 1995a: 307.
• Combination in Hagensia: Schmidt & Shattuck, 2014: 91.
• Subspecies of Hagensia havilandi: Arnold, 1951: 55; Bolton, 1995b: 307.

Citations

• Arnold, G. 1926. A monograph of the Formicidae of South Africa. Appendix. Annals of the South African Museum 23:191-295. PDF
• Arnold, G. 1951. The genus Hagensia Forel (Formicidae). Journal of the Entomological Society of Southern Africa 14:53-56. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Brown, W. L., Jr. 1995a. [Untitled. Taxonomic changes in Pachycondyla and Neoponera attributed to Brown.]. Pp. 302-311 in: Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Schmidt, C. A.; Shattuck, S. O. 2014. The higher classification of the ant subfamily Ponerinae (Hymenoptera: Formicidae), with a review of ponerine ecology and behavior. Zootaxa 3817 (1):1-242. 10.11646/zootaxa.3817.1.1 PDF