Primary type information:
Primary type material: holotype worker. Primary type locality: Laos: Vientiane Prov., Pak-Gnum District, Phang Dang Village, 13.vi.2010 (W. Jaitrong). Primary type depository: TNHM. Primary type specimen: THNHM-I-00208.
Secondary type information:
Secondary type material: 6 paratype workers. Secondary type locality: 2 paratype workers with same data as holotype, 4 paratype workers with same data as holotype but (Sk. Yamane). Secondary type depositories: SKYC, TNHM. Secondary type specimens: THNHM-I-00209, THNHM-I-00210, THNHM-I-00211, THNHM-I-00212.