Primary type information:
Primary type material: holotype worker. Primary type locality: U.S.A.: California, San Bernardino County, 4 mi. NW Fawnskin, Hanna Flat, 20.vii.1978, #2329 (W. & E. Mackay). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 40 paratype workers, 6 paratype queens, 3 paratype males. Secondary type locality: same as for holotype. Secondary type depositories: AMNH, CASC, EMAU, FMNH, LACM, MCZC, MHNG, MSNG, USNM, WEMC.