pallitarsis. Formica pallitarsis Provancher, 1881b: 355 (w.m.) CANADA. [Also described as new by Provancher, 1883: 598.] Hung, 1969: 456 (k.). Combination in Lasius: André, 1887: 288. Junior synonym of alienus: André, 1887: 288; Wilson, 1955a: 77. Revived from synonymy and senior synonym of sitkaensis: Francoeur & Béique, 1966: 144. See also: Smith, D.R. 1979: 1437.