holurus, Gobio gobio Fowler [H. W.] 1976:104 [Quarterly Journal of the Taiwan Museum (Taipei) v. 29 (nos 1/2); ref. 7323] Martan and Tschernorjetschje streams, tributary to Sunsha River near Grosnyj, Chechnia, Russia. Syntypes: ?ZIN. Based on infrasubspecific Gobio gobio lepidolaemus natio holurus Berg 1914. •Synonym of Gobio gobio (Linnaeus 1758) -- (Kottelat 1997:61 [ref. 22952]). •Valid as Gobio holurus Fowler 1976 -- (Kottelat & Freyhof 2007:93 [ref. 29996], Turan et al. 2016:10 [ref. 34433], Mousavi-Sabet et al. 2016:78 [ref. 34453], Dyldin et al. 2023:[20] [ref. 40328]). Current status: Valid as Gobio holurus Fowler 1976. Gobionidae. Distribution: Western Caspian basin: Russia. Habitat: freshwater.