oligospondylus, Uropterygius Chen [I-S.], Randall [J. E.] & Loh [K.-H.] in Loh, Chen, Randall & Chen 2008:141, Figs. 1H, 2C, 3, 4A, 5 [Raffles Bulletin of Zoology Suppl. No. 19; ref. 29930] Offshore of Changbin, Taitung, southeastern Taiwan, 23.311°N, 121.453°E, depth 15 meters. Holotype: TOU-AE 1862. Paratypes: BMPM 16129 (1), USNM 352431(1). Type catalog: Ho & Shao 2011:22 [ref. 31432] •Valid as Uropterygius oligospondylus Chen, Randall & Loh 2008 -- (Ho & Shao 2011:22 [ref. 31432], Smith 2012:37 [ref. 32155], Ho et al. 2015:7 [ref. 34116], Ho et al. 2015:164 [ref. 34130], Hibino et al. 2020:178 [ref. 37819], Koreeda et al. 2020:14 [ref. 38486], Huang et al. 2023:273 [ref. 40092], Kunishima 2024:29 [ref. 40830]). Current status: Valid as Uropterygius oligospondylus Chen, Randall & Loh 2008. Muraenidae: Uropterygiinae. Distribution: Western Pacific: Ryukyu Islands, Amami Islands and Volcano Islands (southern Japan), Taiwan, Solomon Islands, and Vanuatu. Habitat: marine.