Formica aserva Forel, 1901 valid
Formica sanguinea r. aserva Forel, 1901l: 395 (w.q.) CANADA. Nearctic.
  • Wheeler, 1913i: 405 (m.).
  • Combination in Formica (Raptiformica): Emery, 1925d: 260.
  • Subspecies of Formica sanguinea: Wheeler, 1906g: 15; Wheeler, 1908i: 631; Wheeler, 1910a: 570; Santschi, 1911d: 7; Wheeler, 1913i: 404 (redescription); Wheeler, 1916r: 596; Emery, 1925d: 260; Wing, 1939: 165; Wheeler & Wheeler, 1944: 266; Buren, 1944a: 307; Smith, 1951c: 871.
  • Junior synonym of Formica subnuda: Creighton, 1950a: 469; Wilson & Brown, 1955: 118; Buren, 1968a: 33 (error).
  • [Note: Creighton, Wilson & Brown, and Buren all give subnuda as senior synonym, but aserva has priority (Bolton, 1995b: 191).].
  • Status as species: Bolton, 1995b: 191; Mackay & Mackay, 2002: 335; Coovert, 2005: 156; Ward, 2005: 63; Ellison et al., 2012: 148.
Junior synonyms
Citations