• Wesson & Wesson, 1940: 97 (q.m.); Wheeler & Wheeler, 1955b: 22 (l.).
• Combination in Leptothorax (Myrafant): Smith, 1951c: 817.
• Combination in Temnothorax: Bolton, 2003: 271.
• Subspecies of Temnothorax curvispinosus: Wheeler, 1903d: 241; Wheeler, 1906g: 9; Wheeler, 1910a: 567; Wheeler, 1916r: 589; Emery, 1924f: 258; Wing, 1939: 162; Smith, 1951c: 817.
• Status as species: Wesson & Wesson, 1940: 97 (redescription); Buren, 1944a: 287; Creighton, 1950a: 261; Smith, 1958c: 131; Smith, 1967a: 358; Wilson, 1975b: 110; Francoeur, 1977b: 207; Smith, 1979: 1392; Allred, 1982: 483; DuBois & LaBerge, 1988: 138; Bolton, 1995b: 235; Mackay, 2000: 312 (redescription); Bolton, 2003: 271; Coovert, 2005: 71; Ellison et al., 2012: 326; Shattuck & Cover, 2016: 19.
• Senior synonym of Temnothorax ambiguus foveatus: Coovert, 2005: 71; Shattuck & Cover, 2016: 20.
• Senior synonym of Temnothorax ambiguus pinetorum: Coovert, 2005: 71; Shattuck & Cover, 2016: 20.

Junior synonyms

• Temnothorax ambiguus foveatus (Smith, 1934)
  Obsolete combination(s): Leptothorax foveata
• Temnothorax ambiguus pinetorum (Wesson & Wesson, 1940)
  Obsolete combination(s): Leptothorax ambiguus pinetorum

Obsolete combinations

• Leptothorax ambiguus
• Leptothorax curvispinosus ambiguus

Citations

• Allred, D. M. 1982. Ants of Utah. Great Basin Naturalist 42:415-511.
• 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
• Buren, W. F. 1944a. A list of Iowa ants. Iowa State College Journal of Science 18:277-312. PDF
• 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
• DuBois, M. B.; LaBerge, W. E. 1988. Annotated list of ants in Illinois (Hymenoptera: Formicidae). Pp. 133-156 in: Trager, J. C. (ed.) 1988. Advances in myrmecology. Leiden: E. J. Brill, xxvii + 551 pp.
• Ellison, A. M.; Gotelli, N. J.; Farnsworth, E. J.; Alpert, G. D. 2012. A field guide to the ants of New England. New Haven: Yale University Press, xv + 398 pp.
• Emery, C. 1895d. Beiträge zur Kenntniss der nordamerikanischen Ameisenfauna. (Schluss). Zoologische Jahrbücher. Abteilung für Systematik, Geographie und Biologie der Tiere 8:257-360. PDF
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Francoeur, A. 1977b. Synopsis taxonomique et économique des fourmis du Québec (Formicidae, Hymenoptera). Annales de la Société Entomologique du Québec 22:205-212. PDF
• Mackay, W. P. 2000. A review of the New World ants of the subgenus Myrafant, (genus Leptothorax) (Hymenoptera: Formicidae). Sociobiology 36:265-444. 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
• Smith, M. R. 1967a. Family Formicidae. Pp. 343-374 in: Krombein, K. V.; Burks, B. D. (eds.) 1967. Hymenoptera of America north of Mexico. Synoptic catalog. Second supplement. United States Department of Agriculture. Agriculture Monograph 2(suppl. 2):1-584. PDF
• Wesson, L. G.; Wesson, R. G. 1940. A collection of ants from southcentral Ohio. American Midland Naturalist 24:89-103. PDF
• Wheeler, G. C.; Wheeler, J. 1955b. The ant larvae of the myrmicine tribe Leptothoracini. Annals of the Entomological Society of America 48:17-29. PDF
• Wheeler, W. M. 1903d. A revision of the North American ants of the genus Leptothorax Mayr. Proceedings of the Academy of Natural Sciences of Philadelphia 55:215-260. PDF
• Wheeler, W. M. 1906g. Fauna of New England. 7. List of the Formicidae. Occasional Papers of the Boston Society of Natural History 7:1-24. PDF
• Wheeler, W. M. 1910a. Ants: their structure, development and behavior. New York: Columbia University Press, xxv + 663 pp. PDF
• Wheeler, W. M. 1916r. Formicoidea. Formicidae. Pp. 577-601 in: Viereck, H. L. 1916. Guide to the insects of Connecticut. Part III. The Hymenoptera, or wasp-like insects, of Connecticut. Connecticut State Geological and Natural History Survey. Bulletin 22:1-824.
• Wilson, E. O. 1975b. Leptothorax duloticus and the beginnings of slavery in ants. Evolution 29:108-119. PDF
• Wing, M. W. 1939. An annotated list of the ants of Maine (Hymenoptera: Formicidae). Entomological News 50:161-165. PDF