Primary type information:
Primary type material: holotype worker. Primary type locality: China: Szechwan (= Sichuan), nr Muping, 6000 ft., vii.1929 (D.C. Graham). Primary type depository: USNM.
Secondary type information:
Secondary type material: 1 paratype worker. Secondary type locality: same data as holotype but spelled Szechuen. Secondary type depository: MCZC.