• [First available use of Formica truncicola integroides ravida Wheeler, 1913i; unavailable (infrasubspecific) name.]
• Replacement name for Formica haemorrhoidalis Creighton, 1940a. [Junior primary homonym of Cephalotes haemorrhoidalis Latreille, 1802a.]
• [Note: Formica ravida Creighton, 1940a junior synonym of Formica haemorrhoidalis Creighton, 1940a (synonymy by Brown, 1965d: 181); hence Formica ravida Creighton, 1940a designated first available replacement name (Bolton, 1995b: 202).]
• As unavailable (infrasubspecific) name: Wheeler, 1917a: 539; Emery, 1925d: 254.
• Subspecies of Formica obscuripes: Creighton, 1950a: 493; Smith, 1958c: 157; Smith, 1967a: 372.
• Subspecies of Formica rufa: Smith, 1951c: 870.
• Junior synonym of Formica haemorrhoidalis Creighton, 1940a: Brown, 1965d: 181; Smith, 1979: 1458.
• Status as species: Bolton, 1995b: 202; Mackay & Mackay, 2002: 370; Ward, 2005: 64.
• Senior synonym of Formica rufa tahoensis: Bolton, 1995b: 202.

Junior synonyms

• Formica rufa tahoensis Creighton, 1940

Obsolete combinations

• Formica rufa ravida

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
• 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
• Emery, C. 1925d. Hymenoptera. Fam. Formicidae. Subfam. Formicinae. Genera Insectorum 183:1-302. PDF
• Mackay, W.; Mackay, E. 2002. The ants of New Mexico (Hymenoptera: Formicidae). Lewiston, New York: Edwin Mellen Press, 400 pp. 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
• Ward, P. S. 2005. A synoptic review of the ants of California (Hymenoptera: Formicidae). Zootaxa 936:1-68. 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