Actumnus setosiareolatus Takeda, 1977

[Jn: Ogasawara-ibotegani]

— Takeda (1977: Takinoura Bay, Ani-jima I., 47m); Takeda & Komatsu (2018: W Chichi-jima I., 96.5–96.8 m; W and E Nishi-jima I., 49.9–129 m; W Ani-jima I., 41–62 m; S Haha-jima I., 96.5–105.6 m; E Muko-jima I., 112–148 m)