Primary type information:
Primary type material: lectotype worker (by designation of Hosoishi & Ogata, 2012: 28). Primary type locality: lectotype Malaysia: Peninsula, Kedah, Gunong Inas (R.H. Yapp). Primary type depository: MHNG.
Secondary type information:
Secondary type material: 5 paralectotype workers. Secondary type locality: same as for lectotype. Secondary type depositories: MHNG, NHMB.