Lasius americanus

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

Nomenclature

 * americanus. Lasius niger var. americanus Emery, 1893i: 639 (w.q.m.) U.S.A.
 * Wheeler, G.C. & Wheeler, J. 1953c: 147 (l.).
 * As unavailable (infrasubspecific) name: Wheeler, W.M. 1916k: 172; Wheeler, W.M. 1917a: 525; Wheeler, W.M. 1917i: 463; Emery, 1925b: 230; Essig, 1926: 866; Smith, M.R. 1930a: 5; Menozzi, 1932b: 311; Smith, M.R. 1951a: 850.
 * Subspecies of niger: Forel, 1900e: 285; Wheeler, W.M. 1904e: 305; Wheeler, W.M. 1905f: 393; Wheeler, W.M. 1906b: 12; Wheeler, W.M. 1906d: 343; Wheeler, W.M. 1908f: 623; Wheeler, W.M. 1910g: 569; Santschi, 1911d: 7; Wheeler, W.M. 1913c: 116; Wheeler, W.M. 1916m: 592; Cole, 1936a: 37; Dennis, 1938: 295; Wing, 1939: 164; Cole, 1942: 374; Buren, 1944a: 296; Wheeler, G.C. & Wheeler, E.W. 1944: 253.
 * Subspecies of alienus: Creighton, 1950a: 419.
 * Junior synonym of alienus: Wilson, 1955a: 77; Smith, D.R. 1979: 1435.
 * Status as species: Gregg, E.V. 1945: 530.