Primary type information:
Primary type material: holotype worker. Primary type locality: holotype Indonesia: Sumatra, Ulu Gadut, nr Padang, 27-30.viii.1985 (Sk. Yamane). Primary type depository: BZBC.
Secondary type information:
Secondary type material: 9 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BZBC, KUIC.