kesslerii, Gobio Dybowski [B. N.] 1862:207 [Archiv für die Naturkunde Liv-, Ehst- und Kurlands. Zweiter Serie. Biologische Naturkunde. Dorpat v. 3; ref. 1168] Dniester River at Mogilev, Ukraine. Lectotype: ZIN 3436. Paralectotypes: ZIN 3436 (4, apparently lost). Lectotype selected by Bănărescu 1999:136 [ref. 24846]. •Valid as Gobio kessleri Dybowski 1862 -- (Balon & Holčik 1964:194 [ref. 41156], Lelek 1987:194 [ref. 22962], Bănărescu 1999:135 [ref. 24846]). •Valid as Gobio kesslerii Dybowski 1862 -- (Berg 1949:652 [ref. 20661], Naseka 1996:159 [ref. 22943], Kottelat 1997:62 [ref. 22952], Hanel 2003:50 [ref. 27894], Koščo et al. 2005:68 [ref. 37103], Mustafić et al. 2005:82 [ref. 37102], Povz et al. 2005:87 [ref. 37101], Vassilev & Pehlivanov 2005:169 [ref. 28369]). •Valid as Romanogobio kesslerii (Dybowski 1862) -- (Naseka & Bogutskaya 1998:180 [ref. 23783] as kessleri, Naseka 2001:1381 [ref. 25947], Naseka & Freyhof 2004:21 [ref. 27663], Hanel & Lusk 2005:227 [ref. 28804], Kottelat & Freyhof 2007:105 [ref. 29996], Takácz 2012:54 [ref. 36272] as kessleri, Friedrich et al. 2018:340 [ref. 35869], Bogutskaya et al. 2019:110 [ref. 36545] as kesslerii s.l., Ćaleta et al. 2019:155 [ref. 37026], Jung et al. 2019:180 [ref. 36879], Nagy et al. 2023:357 [ref. 40348]). Current status: Valid as Romanogobio kesslerii (Dybowski 1862). Gobionidae. Distribution: Europe: lower Danube River drainages and Baltic basin. Habitat: freshwater.