Primary type information:
Primary type material: holotype worker. Primary type locality: China: Yunnan Prov., Jinghong County, Mengyang Town, Sanchahe River, 1100 m., 1.iii.1997, no. A97-112 (S. Dai). Primary type depository: SFCY.
Secondary type information:
Secondary type material: 2 paratype workers. Secondary type locality: 1 paratype worker with same data as holotype but 8.viii.1997, no. A97-1005 (Z. Xu), 1 paratype worker with same data as holotype but 6.iii.1998, no. A98-136 (Z. Xu). Secondary type depository: SFCY.