Primary type information:
Primary type material: holotype worker. Primary type locality: U.S.A.: California, Stanislaus County, La Grange, 7.iii.1960 (R.P. Allen). Primary type depository: LACM.
Secondary type information:
Secondary type material: 45 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: AFPC, LACM, MCZC, USNM.