Myrmica semiparasitica Francoeur, 2007: 161, figs. 14-19 (w.q.m.) U.S.A. (New York). Nearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: U.S.A.: New York, Suffolk County, Long I., 2.v.1982 (S.P. Cover). Primary type depository: MCZC. Secondary type information: Secondary type material: 8 paratype workers, 1 paratype ergatogyne, 13 paratype queens, 26 paratype males. Secondary type localities: paratype 9 workers, 1 paratype ergatogyne, 2 paratype queens, 3 paratype males with same data as holotype, 11 paratype queens, 23 paratype males Canada: Québec, Mont Rigaud, Rigaud, 14.viii.1981, 30.vii.1982, and 16.viii.1982 (Leprince & Francoeur). Secondary type depositories: AFPC, LACM, MCZC, USNM.