• Mayr, 1886d: 425 (q.m.)
• Subspecies of Formica rufa: Emery, 1893m: 200, 206 (footnote); Emery, 1893k: 652; Viereck, 1903: 72; Wheeler, 1904f: 305; Wheeler, 1905j: 399; Wheeler, 1906g: 16; Wheeler, 1908i: 623; Wheeler, 1908k: 406; Wheeler, 1910a: 570; Emery, 1925d: 254; Creighton, 1940a: 1, 7 (in key); Smith, 1951c: 869.
• Subspecies of Formica truncicola: Wheeler, 1913d: 116; Wheeler, 1913i: 444 (redescription); Wheeler, 1916r: 597; Wheeler, 1917a: 540; Wheeler, 1917k: 464; Smith, 1931a: 22; Wing, 1939: 165; Wesson & Wesson, 1940: 101; Wheeler & Wheeler, 1944: 267.
• Status as species: Smith, 1858a: 54 (redescription); Mayr, 1862: 701; Mayr, 1863a: 416; Roger, 1863b: 13; Mayr, 1886d: 425; Cresson, 1887: 256; Dalla Torre, 1893: 200; Forel, 1902k: 699; Creighton, 1950a: 487; Smith, 1958c: 156; Brown, 1965d: 182; Francoeur, 1977b: 208; Smith, 1979: 1458; DuBois & LaBerge, 1988: 147; Wheeler et al., 1994: 306; Bolton, 1995b: 197; Coovert, 2005: 149; MacGown & Forster, 2005: 66; Ellison et al., 2012: 159.
• Senior synonym of Formica integra similis: Emery, 1893k: 652; Wheeler, 1906g: 16; Wheeler, 1913i: 444; Emery, 1925d: 254; Creighton, 1950a: 487; Smith, 1951c: 869; Smith, 1979: 1458; Bolton, 1995b: 197.

Junior synonyms

• Formica integra similis Mayr, 1886

Obsolete combinations

• Formica rufa integra
• Formica truncicola integra

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Brown, W. L., Jr. 1965d. Studies on North American ants. I. The Formica integra subgroup. Entomological News 76:181-186. 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. 1940a. A revision of the North American variants of the ant Formica rufa. American Museum Novitates 1055:1-10. PDF
• Creighton, W. S. 1950a. The ants of North America. Bulletin of the Museum of Comparative Zoology 104:1-585. PDF
• Cresson, E. T. Sr. 1887. Synopsis of the families and genera of the Hymenoptera of America, north of Mexico, together with a catalogue of the described species, and bibliography. Transactions of the American Entomological Society, Suppl. Vol. 1887:1-351. PDF
• Dalla Torre, K. W. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. Vol. 7. Formicidae (Heterogyna). Leipzig: W. Engelmann, 289 pp. 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. 1893k. Beiträge zur Kenntniss der nordamerikanischen Ameisenfauna. Zoologische Jahrbücher. Abteilung für Systematik, Geographie und Biologie der Tiere 7:633-682. PDF
• Emery, C. 1893m. [Untitled. Taxonomic changes in various genera attributed to Emery.]. Pp. 4-266 in: Dalla Torre, K. W. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. Vol. 7. Formicidae (Heterogyna). Leipzig: W. Engelmann, 289 pp. PDF
• Emery, C. 1925d. Hymenoptera. Fam. Formicidae. Subfam. Formicinae. Genera Insectorum 183:1-302. PDF
• Forel, A. 1902k. Descriptions of some ants from the Rocky Mountains of Canada (Alberta and British Columbia), collected by Edward Whymper. Transactions of the Entomological Society of London 1902:699-700. 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
• MacGown, J. A.; Forster, J. A. 2005. A preliminary list of the ants (Hymenoptera: Formicidae) of Alabama, U. S. A. Entomological News 116:61-74. PDF
• Mayr, G. 1862. Myrmecologische Studien. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 12:649-776. PDF
• Mayr, G. 1863a. Formicidarum index synonymicus. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 13:385-460. PDF
• Mayr, G. 1886d. Die Formiciden der Vereinigten Staaten von Nordamerika. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 36:419-464. PDF
• Nylander, W. 1856b. Synopsis des Formicides de France et d'Algérie. Annales des Sciences Naturelles, Zoologie (4)5:51-109. PDF
• Radchenko, A. G. 2007. The ants (Hymenoptera, Formicidae) in the collection of William Nylander. Fragmenta Faunistica (Warsaw) 50:27-41. PDF
• Roger, J. 1863b. Verzeichniss der Formiciden-Gattungen und Arten. Berliner Entomologische Zeitschrift 7(Beilage):1-65. 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, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp. PDF
• Smith, M. R. 1931a. An additional annotated list of the ants of Mississippi (Hym.: Formicoidea). Entomological News 42:16-24. PDF
• 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
• Viereck, H. L. 1903. Hymenoptera of Beulah, New Mexico. [part]. Transactions of the American Entomological Society 29:56-87. 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, E. W. 1944. The ants of North Dakota. North Dakota Historical Quarterly 11:231-271. PDF
• Wheeler, G. C.; Wheeler, J.; Kannowski, P. B. 1994. Checklist of ants of Michigan (Hymenoptera: Formicidae). Great Lakes Entomologist 26:297-310. PDF
• Wheeler, W. M. 1904f. The ants of North Carolina. Bulletin of the American Museum of Natural History 20:299-306. PDF
• Wheeler, W. M. 1905j. An annotated list of the ants of New Jersey. Bulletin of the American Museum of Natural History 21:371-403. 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. 1908i. The ants of Casco Bay, Maine, with observations on two races of Formica sanguinea Latreille. Bulletin of the American Museum of Natural History 24:619-645. PDF
• Wheeler, W. M. 1908k. Comparative ethology of the European and North American ants. Journal für Psychologie und Neurologie 13:404-435. PDF
• Wheeler, W. M. 1910a. Ants: their structure, development and behavior. New York: Columbia University Press, xxv + 663 pp. PDF
• Wheeler, W. M. 1913d. Ants collected in Georgia by Dr. J. C. Bradley and Mr. W. T. Davis. Psyche (Cambridge) 20:112-117. PDF
• Wheeler, W. M. 1913i. A revision of the ants of the genus Formica (Linné) Mayr. Bulletin of the Museum of Comparative Zoology 53:379-565. 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.
• Wheeler, W. M. 1917a. The mountain ants of western North America. Proceedings of the American Academy of Arts and Sciences 52:457-569. PDF
• Wheeler, W. M. 1917k. A list of Indiana ants. Proceedings of the Indiana Academy of Science 26:460-466. PDF
• Wing, M. W. 1939. An annotated list of the ants of Maine (Hymenoptera: Formicidae). Entomological News 50:161-165. PDF