Primary type information:
Type-material: holotype worker. Type-locality: U.S.A.: Arizona, Nogales, 1.x.1946 (L.F. Byars). Type-depository: USNM.
Secondary type information:
Paratype-material: paratype workers (number not stated, “numerous”), 2 paratype queens. Paratype-locality: paratype workers with same data as holotype, 1 paratype queen with same data as holotype but 10.vii.1947, 1 paratype queen with same data as holotype but 5.viii.1948. Paratype-depositories: AMNH, MCZC, USNM, MZSP.