Primary type information:
Primary type material: lectotype worker (by designation of Francoeur, 1973: 208). Primary type locality: lectotype Canada: British Columbia, Kootenay-East County, Emerald Lake, 16.viii.1915 (W.M. Wheeler). Primary type depository: MCZC.
Secondary type information:
Secondary type material: paralectotype workers (number not stated), 3 paralectotype queens, 1 paralectotype male. Secondary type locality: same as for lectotype. Secondary type depositories: AFPC, AMNH, CDAO, MCZC, USNM.