Primary type information:
Primary type material: lectotype queen (by designation of Buren, 1968a: 34). Primary type locality: lectotype U.S.A.: Colorado, Broadmoor, nr Colorado Springs, 8.viii.1903 (W.M. Wheeler). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 9 paralectotype workers, 3 paralectotype queens. Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, LACM, MCZC.