Primary type information:
Primary type material: holotype worker. Primary type locality: China: Tibet, Jelap La, 12000 ft, 1.iv.1924 (Mt Everest Expd.) (R.W.G. Hingston). Primary type depository: BMNH.
Secondary type information:
Secondary type material: 4 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, ZMUM.