yonezawai, Rhinogobius Suzuki [T.], Oseko [N.], Kimura [S.] & Shibukawa [K.] 2020:15, Figs. 7-12 [Bulletin of the Kanagawa Prefectural Museum (Natural Science) No. 49; ref. 37412] Isso-gawa River, Yaku-shima Island of Osumi Group, Ryukyu Islands, Japan, 30°26'22.45"N, 130°28'23.65"E. Holotype: OMNH-P 44049. Paratypes: KAUM, KPM, OMNH, SPMN. •Valid as Rhinogobius yonezawai Suzuki, Oseko, Kimura & Shibukawa 2020 -- (Parenti 2021:365 [ref. 38603]). Current status: Valid as Rhinogobius yonezawai Suzuki, Oseko, Kimura & Shibukawa 2020. Oxudercidae: Gobionellinae. Distribution: East Asia: Osumi, Amami and Okinawa Groups, Ryukyu Islands (Japan). Habitat: freshwater.