Primary type information:
Primary type material: holotype major worker. Primary type locality: Vietnam: Ninh Binh Prov., Cuc Phuong N.P., 15.vi.2005, colony Eg15vi05-15 (K. Eguchi). Primary type depository: IEHV.
Secondary type information:
Secondary type material: 21 paratype major workers, 22 paratype minor workers, 5 paratype queens. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, IEHV, KEPC, KUIC, MCZC, MHNG.