• Combination in Leptothorax (Myrafant): Smith, 1979: 1392
• As unavailable (infrasubspecific) name: Smith, 1951c: 817.
• Subspecies of Temnothorax ambiguus: Creighton, 1950a: 263; Smith, 1958c: 131; Smith, 1979: 1392; Bolton, 1995b: 243.
• Junior synonym of Temnothorax ambiguus: Coovert, 2005: 71; Shattuck & Cover, 2016: 20.

Obsolete combinations

• Leptothorax ambiguus pinetorum

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Coovert, G. A. 2005. The ants of Ohio. Bulletin of the Ohio Biological Survey (New Series) 15 (2):1-196. PDF
• Creighton, W. S. 1950a. The ants of North America. Bulletin of the Museum of Comparative Zoology 104:1-585. PDF
• Shattuck, S. O.; Cover, S. 2016. Taxonomy of some little-understood North American ants (Hymenoptera: Formicidae). Zootaxa 4175:10-22. 10.11646/zootaxa.4175.1.2 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
• Wesson, L. G.; Wesson, R. G. 1940. A collection of ants from southcentral Ohio. American Midland Naturalist 24:89-103. PDF