Primary type information:
Primary type material: syntype major and minor workers (numbers not stated), 1 syntype queen. Primary type localities: Laos: Pakvet (V. de Salvaza), Laos: Luang Prabang (V. de Salvaza), Laos: Thatom (V. de Salvaza), Vietnam: Tonkin, Doplers (V. de Salvaza). Primary type depository: NHMB.