Oligomyrmex borealis Terayama, 1996b: 19, figs. 34-37 (s.w.) JAPAN. Palearctic.

Primary type information: Type-material: holotype major worker. Type-locality: Japan: Aomori Pref., Shimokita-gun, Higashi-dori-mura, 5.viii.1994 (K. Murata). Type-depository: MNHA. Secondary type information: Paratype-material: 32 paratype minor workers. Paratype-locality: same as for holotype. Paratype-depositories: NIAS, NSMT.