Aphaenogaster concolor Watanabe & Yamane, 1999: 730, fig. 13 (w.q.m.) JAPAN. Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Japan: Ryukyu Is, Okinawa-jima, Chinen-son, Seipha-utaki, 13.v.-6.vi.1991 [colony 91041] (H. Watanabe). Primary type depository: none stated (probably NIAS, OIST, SKYC, possibly also KUIC, MNHA, UTKC). Secondary type information: Secondary type material: 20 paratype workers, 31 paratype queens, 13 paratype males. Secondary type locality: same as for holotype. Secondary type depository: none stated (probably NIAS, OIST, SKYC, possibly also KUIC, MNHA, UTKC).