Primary type information:
Primary type material: syntype major and minor workers, syntype queens (numbers not stated). Primary type localities: Indonesia: Sumatra, Simalur I. (= Simeulue I.), Sinabang, 1913 (E. Jacobson), Sumatra, Pulau Babi (= Babi I.), 1913 (E. Jacobson). Primary type depository: MHNG.