• Machaerogenys as subgenus of Leptogenys: Emery, 1911e: 100; Forel, 1917: 238; Wheeler, 1922: 653; Donisthorpe, 1943g: 658.
• Machaerogenys as junior synonym of Leptogenys: Brown, 1973b: 181 [provisional]; Bolton, 1975a: 240; Ogata, 1987a: 123; Hölldobler & Wilson, 1990: 11; Bolton, 1995b: 34; Tang et al., 1995: 35; Xu, 2000a: 223; Bolton, 2003: 163; Schmidt & Shattuck, 2014: 92.

Obsolete classifications

• Cataglyphis (Machaerogenys)
• Leptogenys (Machaerogenys)

Citations

• Bolton, B. 1975a. A revision of the ant genus Leptogenys Roger (Hymenoptera: Formicidae) in the Ethiopian region with a review of the Malagasy species. Bulletin of the British Museum (Natural History). Entomology 31:235-305. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Bolton, B. 2003. Synopsis and classification of Formicidae. Memoirs of the American Entomological Institute 71:1-370. PDF
• Brown, W. L., Jr. 1973b. A comparison of the Hylean and Congo-West African rain forest ant faunas. Pp. 161-185 in: Meggers, B. J.; Ayensu, E. S.; Duckworth, W. D. (eds.) 1973. Tropical forest ecosystems in Africa and South America: a comparative review. Washington, D.C.: Smithsonian Institution Press, viii + 350 pp. PDF
• Donisthorpe, H. 1943g. A list of the type-species of the genera and subgenera of the Formicidae. [part]. Annals and Magazine of Natural History (11)10:617-688.
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Forel, A. 1917. Cadre synoptique actuel de la faune universelle des fourmis. Bulletin de la Société Vaudoise des Sciences Naturelles 51:229-253. PDF
• Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp.
• Ogata, K. 1987a. A generic synopsis of the poneroid complex of the family Formicidae in Japan (Hymenoptera). Part 1. Subfamilies Ponerinae and Cerapachyinae. Esakia 25:97-132. PDF
• 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
• Tang, J.; Li, S.; Huang, E.; Zhang, B.; Chen, Y. 1995. Economic insect fauna of China. Fasc. 47. Hymenoptera: Formicidae (1). [In Chinese.]. Beijing: Academy of Science Publishing House, ix + 134 pp.
• Wheeler, W. M. 1922. Ants of the American Museum Congo expedition. New York: Bulletin of the American Museum of Natural History, 1139.
• Xu, Z.-H. 2000a. Five new species and one new record of the ant genus Leptogenys Roger (Hymenoptera: Formicidae) from Yunnan Province, China. Entomologia Sinica 7:117-126.