Primary type information:
Primary type material: holotype worker. Primary type locality: Thailand: Doi Chiang Dao, nr Chiang Mai, 700-800 m. alt., 3.iv.2005 (Sk. Yamane). Primary type depository: KUIC.
Secondary type information:
Secondary type material: 2 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, KUIC.