Formica fusca Leach

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

Nomenclature

 * fusca. Formica fusca Leach, 1825: 290 (q.m.) FRANCE. [Unresolved junior primary homonym of Formica fusca Linnaeus, 1758: 580.] Junior synonym of caespitum: Dalla Torre, 1893: 132.