Primary type information:
Type-material: holotype worker. Type-locality: Malaysia: Negeri Sembilan, Pasoh Forest Resrve, 10.iii.1990, FN 27, rotten wood on forest floor (K. Rosciszewski). Type-depository: SMNK.
Secondary type information:
Paratype-material: 4 paratype workers, 1 paratype queen, 1 paratype male. Paratype-locality: 2 paratype workers with same data as holotype, 2 paratype workers, 1 paratype queen with same data as holotype but 6.iii.1990, FN 15, 1 paratype male with same data as holotype but bred in captivity on 23.iv.1992 from colony found on 31.iii.1992. Paratype-depositories: BMNH, SMNK.