Primary type information:
Primary type material: holotype worker. Primary type locality: Philippines: Dumaguete, Silliman University, xii.1950 (D. Empeso). Primary type depository: MCZC.
Secondary type information:
Secondary type material: 13 paratype workers. Secondary type locality: same as for holotype. Secondary type depositories: BMNH, MCZC, NHMB.