Primary type information:
Primary type material: holotype major worker. Primary type locality: Vietnam: Lao Cai Prov., Sa Pa, Cat Cat (trail to Mt Phansipan, ca 1300-1400 m.), Eg02-VN-264, 2.v.2002 (K. Eguchi). Primary type depository: IEHV.
Secondary type information:
Secondary type material: 1 paratype major worker, 19 paratype minor workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, IEHV, KEPC, KUIC, MCZC, MHNG, NHMW.