Formica lugubris

Distribution
This taxon was described from Norway. It is also found in United Kingdom of Great Britain and Northern Ireland.

Nomenclature

 *  lugubris. Formica lugubris Zetterstedt, 1838: 449 (m.) NORWAY. Junior synonym of rufa: Nylander, 1856b: 60; Emery & Forel, 1879: 450; Wheeler, W.M. 1913f: 425; Emery, 1925b: 253; Stitz, 1939: 328. Revived from synonymy and status as species: Yarrow, 1955a: 5; Betrem, 1960b: 77; Dlussky, 1967a: 91; Dlussky & Pisarski, 1971: 180; Baroni Urbani, 1971c: 218; Kutter, 1977c: 271; Gösswald, 1989: 19; Kupyanskaya, 1990: 198; Atanassov & Dlussky, 1992: 274. Senior synonym of congerens: Yarrow, 1955a: 5; Dlussky, 1967a: 91; Radchenko, 2007: 36; of nylanderi, santschii: Yarrow, 1955a: 5; of montana Sadil: Samsinak, 1964: 157; of unicolor: Dlussky, 1967a: 91; Dlussky & Pisarski, 1971: 180. Material of the unavailable name tir referred here by Yarrow, 1955a: 5.
 * congerens. Formica congerens Nylander, 1846a: 906 (w.) FINLAND. Nylander, 1849: 30 (m.); Foerster, 1850a: 17 (q.). Junior synonym of pratensis: Emery & Forel, 1879: 450; Nasonov, 1889: 17; Wheeler, W.M. 1913f: 428; Forel, 1915d: 57; Emery, 1916b: 256; Müller, 1923: 142. Revived from synonymy: Betrem, 1953: 324. Junior synonym of lugubris: Yarrow, 1955a: 5; Dlussky, 1967a: 91; Radchenko, 2007: 36.
 * alpina. Formica rufa var. alpina Santschi, 1911j: 349 (w.) ITALY. [Junior primary homonym of alpina Wheeler, above.] Replacement name: santschii Wheeler, 1913f: 428. Raised to species: Bondroit, 1918: 59.
 * santschii. Formica rufa var. santschii Wheeler, W.M. 1913f: 390 (in key). Replacement name for alpina Santschi, 1911j: 349. [Junior primary homonym of alpina Wheeler, W.M. 1909e: 85.] Junior synonym of lugubris: Yarrow, 1955a: 5.
 * nylanderi. Formica rufa var. nylanderi Bondroit, 1920a: 145 (q.) FRANCE. [Also described as new by Bondroit, 1920b: 300.] Junior synonym of lugubris: Yarrow, 1955a: 5; Seifert, 1996: 200.
 * unicolor. Formica pratensis subsp. unicolor Ruzsky, 1926: 110 (w.) RUSSIA. [First available use of Formica rufa subsp. pratensis var. unicolor Ruzsky, 1914b: 102; unavailable name.] Junior synonym of lugubris: Dlussky, 1967a: 91.
 * montana. Formica rufa var. montana Sadil, 1953b: 198, fig. 1 (q.) CZECHOSLOVAKIA. [Unresolved junior primary homonym of montana Wheeler, W.M., above.] Junior synonym of lugubris: Samsinak, 1964: 157.