Smithistruma circothrix Ogata & Onoyama, 1998: 280, figs. 3, 4 (w.) JAPAN. Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Japan: Ryukyu Is, Ishigaki I., Mt Banna, 20.vi.1991 (K. Morimoto). Primary type depository: KUEC. Secondary type information: Secondary type material: 2 paratype workers, 1 paratype queen. Secondary type localities: 1 paratype worker with same data as holotype, 1 paratype worker Ryukyu Is, Kumejima I., 19.viii.1983 (H. Takamine), 1 paratype queen Ryukyu Is, Okinawa I., Nago, 27.vi.1974 (T. Abe). Secondary type depositories: BMNH, KUEC.