Primary type information:
Primary type material: holotype worker. Primary type locality: Vietnam: Ninh Binh, Cuc-phu’óng, 10.vi.1966, no. 207/66, primary tropical forest, nest in wood stump (
R. Bielawski & B. Pisarski). Primary type depository:
MIZW.
Secondary type information:
Secondary type material: 8 paratype workers. Secondary type localities: 2 paratype workers with same data as holotype, 3 paratype workers with same data as holotype but no. 199/66, 1 paratype worker with same data as holotype but no. 200/66. Secondary type depository:
MIZW.
Type notes:
8 paratypes are declared but only 6 are accounted for.