Primary type information:
Primary type material: holotype worker. Primary type locality: Vietnam, Dak Lak Province, Ea Kar District, Ea So Nature Reserve, 12.9676°N, 108.5230°E, 478 m alt., 17.ix.2019, colony code Eg17ix19-297 (K. Eguchi). Primary type depository: IEBR.
Secondary type information:
Secondary type material: 6 paratype workers, 2 paratype dealate queens Secondary type locality: same as for holotype. Secondary type depositories: IEBR, MCZC, MHNG, MNHAH.