Formica fennica

Identification
Seifert (2000) - Males: Eyes with numerous long hairs; EyeHL 30-45 μm. Clypeus without setae of third to fifth level; ClySet 1-2. Mesosoma with few semierect setae. Craniad profile of forecoxae with three to five standing setae. Pubescence in the ocellar triangle and on second gaster tergite dilute and long; sqrtPDF 4.1-4.6, sqrtPDG 5.0-7.3. Head elongated; CL/CW 0.853 ± 0.017. Separation from pilosity-reduced males of Formica exsecta difficult.

Distribution based on Regional Taxon Lists
Palaearctic Region: Azerbaijan, Finland, Georgia.

Nomenclature

 *  fennica. Formica fennica Seifert, 2000a: 534, figs. 1F, 2-5, 12 (w.q.m.) FINLAND.