Primary type information:
Primary type material: holotype worker. Primary type locality: Palau: Babelthuap I., “Ngiwal-Ngarard”, 6.ii.1938 (E. Saki). Primary type depository: USNM.
Secondary type information:
Secondary type material: 5 paratype workers. Secondary type localities: Palau: Babelthuap I., 22.vii.1946 (Oakley), Babelthuap I., Gakip, 19.vii.1946, no. 1256 (Townes), Palau: Koror I., 22.vii.1946, no. 1260 (Townes). Secondary type depository: USNM.