• Combination in Leptothorax (Mychothorax): Wheeler, 1917a: 514.
• Subspecies of Formicoxenus emersoni: Wheeler, 1910a: 566; Wheeler, 1917a: 514; Emery, 1924f: 261; Essig, 1926: 862; Smith, 1951c: 821.
• Subspecies of Formicoxenus provancheri: Creighton, 1950a: 280
• Junior synonym of Formicoxenus provancheri: Cole, 1954d: 241 (in text); Smith, 1958c: 134; Smith, 1979: 1398; Francoeur et al., 1985: 377; Bolton, 1995b: 207.

Obsolete combinations

• Formicoxenus emersoni glacialis
• Leptothorax emersoni glacialis

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Cole, A. C., Jr. 1954d. Studies of New Mexico ants. X. The genus Leptothorax (Hymenoptera: Formicidae). Journal of the Tennessee Academy of Science 29:240-241. PDF
• Creighton, W. S. 1950a. The ants of North America. Bulletin of the Museum of Comparative Zoology 104:1-585. PDF
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Essig, E. O. 1926. Insects of western North America. New York: Macmillan, xi + 1035 pp. PDF
• Francoeur, A.; Loiselle, R.; Buschinger, A. 1985. Biosystématique de la tribu Leptothoracini (Formicidae, Hymenoptera). 1. Le genre Formicoxenus dans la région holarctique. Naturaliste Canadien (Québec) 112:343-403. PDF
• Smith, D. R. 1979. Superfamily Formicoidea. Pp. 1323-1467 in: Krombein, K. V.; Hurd, P. D.; Smith, D. R.; Burks, B. D. (eds.) 1979. Catalog of Hymenoptera in America north of Mexico. Volume 2. Apocrita (Aculeata). Washington, D.C.: Smithsonian Institution Press, pp. i-xvi, 1199-2209.
• Smith, M. R. 1951c. Family Formicidae. Pp. 778-875 in: Muesebeck, C. F. W.; Krombein, K. V.; Townes, H. K. (eds.) 1951. Hymenoptera of America north of Mexico. Synoptic catalogue. United States Department of Agriculture. Agriculture Monograph 2:1-1420. PDF
• Smith, M. R. 1958c. Family Formicidae. Pp. 108-162 in: Krombein, K. V. (ed.) 1958. Hymenoptera of America north of Mexico. Synoptic catalogue. First supplement. United States Department of Agriculture. Agriculture Monograph 2(suppl. 1):1-305. PDF
• Wheeler, W. M. 1907c. Notes on a new guest-ant, Leptothorax glacialis, and the varieties of Myrmica brevinodis Emery. Bulletin of the Wisconsin Natural History Society 5:70-83. PDF
• Wheeler, W. M. 1910a. Ants: their structure, development and behavior. New York: Columbia University Press, xxv + 663 pp. PDF
• Wheeler, W. M. 1917a. The mountain ants of western North America. Proceedings of the American Academy of Arts and Sciences 52:457-569. PDF