Primary type information:
Primary type material: lectotype worker (by designation of Snelling, 1976: 57). Primary type locality: lectotype U.S.A.: Texas, Fort Davis, 8.vi.1902 (W.M. Wheeler). Primary type depository: AMNH.
Secondary type information:
Secondary type material: paralectotype workers (number not stated). Secondary type locality: same as for lectotype. Secondary type depositories: AMNH, LACM, MCZC, USNM.