Primary type information:
Primary type material: holotype queen. Primary type locality: Indonesia: Sumatra, Fort de Kock (= Bukittingii) [0°18′20″S, 100°22′9″E], 920 m., x.1914, no. 153 (E. Jacobson). Primary type depository: BMNH.
Secondary type information:
Secondary type material: 1 paratype queen. Secondary type locality: same data as holotype but iv.1914, no. 1223. Secondary type depository: BMNH.