dotui, Ctenogobius Takagi [K.] 1957:109, Pl. 5 (fig. c); Fig. 3 [Journal of the Tokyo University of Fisheries v. 43 (no. 1); ref. 4310] Brackish estuary of Rokkaku River, Ariake-no-Umi, Saga Prefecture, Japan. Holotype: LFBKU. Paratypes: (4) LFBKU. •Valid as Silhouettea dotui (Takagi 1957) -- (Yoshino in Masuda et al. 1984:254 [ref. 6441], Larson & Miller 1986:117 [ref. 5803], Miller 1988:264 [ref. 26483], Nakabo 2000:1239 [ref. 25182], Shimizu 2001:41 [ref. 25799], Nakabo 2002:1239 [ref. 26193], Randall 2008:297 [ref. 29721], Matsui et al. 2014:7 [ref. 33344], Kovačić et al. 2020:55 [ref. 37377], Parenti 2021:222 [ref. 38603]). Current status: Valid as Silhouettea dotui (Takagi 1957). Gobiidae: Gobiinae. Distribution: Northwestern Pacific: Honshu south to Kyushu (Japan). IUCN (2019): Least Concern. Habitat: marine.