immaculatus, Saurogobio dabryi Koller [O.] 1927:44, Fig. 4 [Annalen des Naturhistorischen Museums in Wien v. 41; ref. 5622] River at Wu-tschi, Hainan Island, China. Syntypes: (12). •Synonym of Saurogobio dabryi Bleeker 1871 -- (Mai 1978:201 [ref. 13511]). •Valid as Saurogobio immaculatus Koller 1927 -- (Yu in Kuang et al. 1986:104 [ref. 26639], Chen & Li in Chu & Chen 1989:118 [ref. 13584], Jin in Pan et al. 1991:222 [ref. 23876], Bănărescu 1992:324 [ref. 40251], Zhu 1995:84 [ref. 25213], Yue in Chen et al. 1998:383 [ref. 23878], Kottelat 2001:40 [ref. 25482], Dai & Yang 2002:310 [ref. 26615], Yang et al. 2003:169 [ref. 26806], Kottelat 2013:159 [ref. 32989], Dai et al. 2014:290 [ref. 33444], Zhang et al. 2016:80 [ref. 34477], Tang et al. 2018:356 [ref. 35798]). Current status: Valid as Saurogobio immaculatus Koller 1927. Gobionidae. Distribution: Southeastern China: Song-Koi River basin and Hainan Island. Habitat: freshwater, brackish.