Primary type information:
Primary type material: holotype worker. Primary type locality: Thailand: Chiang Mai Prov., Muang Dist., Doi Suthep-Pui Nat. Park, 20.viii.1998, WJT98-PD01 (W. Jaitrong). Primary type depository: TNHM.
Secondary type information:
Secondary type material: 17 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, MCZC, MHNG, SKYC, TNHM.