Oligomyrmex oni Terayama, 1996b: 20, figs. 38-43 (s.w.) JAPAN. Palearctic.

Primary type information: Type-material: holotype major worker. Type-locality: Japan: Okinawa Pref., Okinawa-jima, Mt Kanna-dake, 9.x.1998 (M. Terayama). Type-depository: MNHA. Secondary type information: Paratype-material: 3 paratype major workers, 8 paratype minor workers. Paratype-locality: 2 paratype major workers, 5 paratype minor workers with same data as holotype, 1 paratype major worker, 3 paratype minor workers Okinawajima, 19.xi.1975 (T. Abe). Paratype-depositories: NIAS, NSMT.