Primary type information:
Type-material: holotype major worker. Type-locality: Indonesia: Sumatra, Padang, Ulu Gadut, 28.iii.1997 (F. Ito). Type-depository: BZBC.
Secondary type information:
Paratype-material: 1 paratype major worker, 25 paratype minor workers, 2 paratype ergatoid queens. Paratype-locality: same as for holotype. Paratype-depositories: BZBC, MNHA, NIAS.