Primary type information:
Primary type material: holotype worker. Primary type locality: Laos: Vientiane, Naxaythong Dist., Sivilay Village, 211 m., 10.vi.2010, WJT10-LAO13, in a plantation (W. Jaitrong). Primary type depository: TNHM.
Secondary type information:
Secondary type material: 61 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, FFKT, KKIC, MCZC, SKYC, TNHM.