fuscus, Synodus Tanaka [S.] 1917:38 [Dobutsugaku Zasshi = Zoological Magazine Tokyo v. 29 (no. 340); ref. 17353] Japan. Holotype (unique): ZUMT 7472 (lost). Type catalog: Aizawa et al. 2022:243 [ref. 39655]. A translation in English is in Jordan & Hubbs, Mem. Carnegie Mus., v.10 (no.2) p.154. •Valid as Synodus fuscus Tanaka 1917 -- (Cressey 1981:16 [ref. 5574], Machida in Masuda et al. 1984:61 [ref. 6441], Suzuki & Hosokawa 1997:2 [ref. 24370], Nakabo 2000:356 [ref. 25086], Russell in Randall & Lim 2000:592 [ref. 25122], Chen 2002:58 [ref. 26587], Nakabo 2002:356 [ref. 26001], Chen et al. 2007:149 [ref. 29121], Motomura et al. 2010:76 [ref. 31256], Sonoyama et al. 2020:25 [ref. 37637]). Current status: Valid as Synodus fuscus Tanaka 1917. Synodontidae: Synodontinae. Distribution: Northwestern Pacific: Japan. Habitat: marine.