Primary type information:
Primary type material: holotype worker. Primary type locality: Indonesia: Sumatra, Aceh, G. Leuser Nat. Park, Ketambe Research Station, 500 m., 23-30.xi.1989 (D. Agosti, D. Burckhardt & I. Löbl). Primary type depository: MZBJ.
Secondary type information:
Secondary type material: 15 paratype workers, 6 paratype queens. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, DAPC, MCZC, MHNG, MZBJ.
Type notes:Agosti, 1992: 424, says the holotype is on long term loan to MHNG.