karatunensis, Vaimosa Aurich [H.] 1938:168 [Internationale Revue der Gesamten Hydrobiologie und Hydrographie, Leipzig v. 38 (no. 1/2); ref. 152] Karatun, Talaud-Archipel, Indonesia. Holotype (unique): ZMH H421. Type catalog: Ladiges et al. 1958:166 [ref. 19181], Wilkens & Dohse 1993:408 [ref. 21161]. •Valid as Mugilogobius karatunensis (Aurich 1938) -- (Kottelat et al. 1993:146 [ref. 23448]). •Synonym of Mugilogobius cavifrons (Weber 1909) -- (Larson 2001:102 [ref. 25522], Kottelat 2013:413 [ref. 32989], Parenti 2021:329 [ref. 38603]). Current status: Synonym of Mugilogobius cavifrons (Weber 1909). Oxudercidae: Gobionellinae. Habitat: freshwater, brackish.