Primary type information:
Primary type material: holotype worker. Primary type locality: Bhutan: Dechhi, Paka, 5 km. W Pelela, 3300 m., 19-20.vi.1972, (NHMB Bhutan Expd.) (no collector’s name). Primary type depository: NHMB.
Secondary type information:
Secondary type material: 15 paratype workers, 1 paratype queen. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, NHMB, OXUM, SIZK.