Primary type information:
Primary type material: lectotype major worker (by designation of Eguchi, 2001a: 11). Primary type locality: lectotype Indonesia: Sumatra, Sapu and Karu Rivers region (Bluntschli). Primary type depository: MHNG.
Secondary type information:
Secondary type material: 3 paralectotype major workers, 1 paralectotype minor worker. Secondary type locality: same as for lectotype. Secondary type depository: MHNG.