Myrmecina ryukyuensis Terayama, 1996b: 29, figs. 69-71 (w.) JAPAN (Okinawa). Palearctic.

Primary type information: Primary type material: holotype worker. Primary type locality: Japan: Okinawa Pref., Okinawa-jima, Chibana, 6.x.1988 (M. Terayama). Primary type depository: MNHA. Secondary type information: Secondary type material: 6 paratype workers, 1 paratype queen. Secondary type locality: 1 paratype worker with same data as holotype, 1 paratype worker, 1 paratype queen with same data as holotype but 29.xii.1989, 1 paratype worker with same data as holotype but 20.v.1982, 1 paratype worker Okinawa-jima, 30.iii.1983 (H. Takamine), 2 paratype workers Kagoshima Pref., Amami-oshima, Sumiyo-son, 21.iii.1980 (M. Terayama). Secondary type depositories: NIAS, NSMT.