Formica oreas valid U.S.A. (Colorado). Nearctic.
Wheeler, W. M. 1903g. Extraordinary females in three species of Formica, with remarks on mutation in the Formicidae. Bulletin of the American Museum of Natural History 19:639-651.   129980

Formica oreas comptula synonym of Formica oreas U.S.A. (Washington). Nearctic.
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.   130081

Formica oreas oreas obsolete combination U.S.A. (Colorado). Nearctic.
Wheeler, W. M. 1903g. Extraordinary females in three species of Formica, with remarks on mutation in the Formicidae. Bulletin of the American Museum of Natural History 19:639-651.   129980