Primary type information:
Primary type material: holotype worker. Primary type locality: Indonesia: Borneo, Kalimantan, Kutai National Park, Teluk Kabah (0°22’N, 117°16’E), 19.ix.1993, SKY93-09-1 (Sk. Yamane). Primary type depository: MZBJ.
Secondary type information:
Secondary type material: 9 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, MHNG, SKYC, TNHM.