Primary type information:
Primary type material: holotype worker. Primary type locality: Mexico: Oaxaca, Tehuantepec, 13.xii.1947 (T. MacDougal). Primary type depository: AMNH.
Secondary type information:
Secondary type material: 8 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: AMNH, JFWC, USNM.