Primary type information:
Primary type material: holotype worker. Primary type locality: U.S.A.: Iowa, nr Bevington, 14.vi.1941 (W.F. Buren). Primary type depository: USNM.
Secondary type information:
Secondary type material: paratype workers (number not stated, “three small series”). Secondary type localities: paratypes: 1 series with same data as holotype, 1 series U.S.A.: Illinois, Rockford, 14.viii.1902 (W.M. Wheeler), 1 series U.S.A.: Michigan, Livingston County, E.S. George Reserve, 9.viii.1954 (M. Talbot). Secondary type depositories: MCZC, USNM. Secondary type specimens: CASENT0103449, CASENT0103450.