Formica balcanina

This taxon is not in use as it is currently considered to be a junior synonym of Formica cinerea.

Additional References

 * [[Media:Petrov & Collingwood 1993.pdf|Petrov, I. Z.; Collingwood, C. A. 1993. Formica balcanina sp. n., a new species related to the Formica cinerea-group (Hymenoptera: Formicidae). Eur. J. Entomol. 90: 349-354 PDF]]