weidemanni, Gobius Kessler [K. F.] 1874:275 [85] [Trudy St.-Peterburgskogo Obscestva Estestvoispytatelej = Travaux de la Société des Naturalistes de St. Pétersbourg. v. 5; ref. 18397] Transcaucasia (no other data). Syntypes: ZIN 2224 (2). •Synonym of Neogobius cephalarges (Pallas 1814), subspecies constructor (Nordmann 1840) -- (Berg 1949:1088 [ref. 20662]). •Synonym of Neogobius kessleri (Günther 1861) -- (Coad 1995:31 [ref. 23608] as weidemani). •Synonym of Neogobius cyrius (Kessler 1874) -- (Vasil'eva & Vasil'ev 2003:203 [ref. 27347]). •Synnonum of Ponticola cyrius (Kessler 1874) -- (Neilson & Stepien 2009:97 [ref. 30497], Jouladeh-Roudbar et al. 2020:242 [ref. 37983], Parenti 2021:74 [ref. 38603], Çiçek et al. 2024:310 [ref. 40789]). Current status: Synonym of Ponticola cyrius (Kessler 1874). Gobiidae: Gobiinae. Habitat: freshwater, brackish.