Primary type information:
Primary type material: holotype worker. Primary type locality: Vietnam (“Südannam”): Dalat, Lang Biang, 1500 m., 1930-31, Nr. 5760 (K.N. Davydov). Primary type depository: SIZK.
Type notes:
Holotype confirmed in SIZK by Radchenko et al., 2023: 15.