Lasius obscuratus

Distribution
This taxon was described from Caucasus.

Nomenclature

 *  obscuratus. Lasius brunneus var. obscuratus Stitz, 1930: 239 (w.q.) CAUCASUS. Junior synonym of alienus: Wilson, 1955a: 78. Revived from synonymy and raised to species: Seifert, 1992b: 21.