fusca, Brotulina Fowler [H. W.] 1946:195, Figs. 59-60 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 98; ref. 1456] Aguni Shima, Ryukyu Islands, Japan. Holotype (unique): ANSP 72070. Type catalog: Böhlke 1984:134 [ref. 13621]. •Valid as Brotulina fusca Fowler 1946 -- (Machida in Masuda et al. 1984:101 [ref. 6441], Chen & Shao 1991:14 [ref. 16679], Nielsen & Cohen in Nielsen et al. 1999:126 [ref. 24448], Nakabo 2000:450 [ref. 25086], Nielsen in Randall & Lim 2000:596 [ref. 25122], Nakabo 2002:450 [ref. 26001]). •Valid as Diancistrus fuscus (Fowler 1946) -- (Schwarzhans et al. 2005:113 [ref. 28490], Motomura et al. 2010:78 [ref. 31256], Allen & Erdmann 2012:134 [ref. 31980], Møller et al. 2016:Appendix B [ref. 34432] in Dinematichthyidae, Allen & Erdmann 2024:148 [ref. 40796]). Current status: Valid as Diancistrus fuscus (Fowler 1946). Dinematichthyidae. Distribution: Northwestern Pacific: Philippines and Taiwan north to Ryukyu islands (Japan) and Kyushu (Japan). Habitat: marine.