Primary type information:
Type-material: holotype worker. Type-locality: Bhutan: Dechhi Paka, 5 km. W Pelela, 3300 m., 19-20.vi.1972 (Nat. Hist. Mus. Basel Expd.). Type-depository: NHMB.
Secondary type information:
Paratype-material: 10 paratype workers. Paratype-locality: same as for holotype. Paratype-depositories: BMNH, NHMB.