Primary type information:
Type-material: holotype worker. Type-locality: Vietnam: Lao Cai Prov., Hoang Lien Son Mts, Ban Khoang, Sa Pa (22°21’N, 103°52’E), 1600-1700 m., 7.x.2006, Eg07x06-09 (K. Eguchi). Type-depository: IEHV.
Secondary type information:
Paratype-material: 1 paratype worker, 1 paratype queen. Paratype-locality: same as for holotype. Paratype-depositories: ANIC, IEHV.