Primary type information:
Primary type material: syntype major workers, syntype minor workers, syntype queens, syntype males (numbers not stated). Primary type locality: Indonesia: Sumatra, Bandar Baroe, 1911-12 (H. von Buttel-Reepen). Primary type depository: MHNG.
Type notes:Eguchi, 2001b: 69, cites 3 majors, 3 minors, 3 queens; males not mentioned.