Primary type information:
Primary type material: lectotype major worker (by designation of Eguchi, 2001a: 7). Primary type locality: lectotype Indonesia: Sumatra, Bahsoemboe, 1911-12 (H. von Buttel-Reepen). Primary type depository: MHNG.
Secondary type information:
Secondary type material: 2 paralectotype major workers, 3 paralectotype minor workers. Secondary type locality: same as for lectotype. Secondary type depository: MHNG.