Primary type information:
Primary type material: holotype worker. Primary type locality: Japan: Shikoku, Hirooka, 23.vii.1946 (H. Okamoto). Primary type depository: KUEC.
Secondary type information:
Secondary type material: paratype workers, paratype queens, paratype males (numbers not stated). Secondary type locality: same as for holotype. Secondary type depositories: KUEC, MCZC.