Primary type information:
Primary type material: holotype worker. Primary type locality: Malaysia: Sarawak, Gn. Penrissen, 4000 ft (E. Mjöberg). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 7 paratype workers, 1 paratype queen. Secondary type locality: same as for holotype. Secondary type depositories: MCZC, USNM.