pelagicus, Paracottus Taliev [D. N.] 1955:48 et seq., 252, Figs. 99-100 [ ref. 4316] Near town of Slyudyanka, Lake Baikal, Russia, depth 4-40 meters. Syntypes: (3) ZIN 46237 (2). Type catalog: Spodareva et al. 2023:241 [ref. 40445]. As Paracottus (Leocottus) pelagicus on p. 252. •Valid as Paracottus pelagicus Taliev 1955 -- (Taliev 1955:114 [ref. 4316]). •Synonym of Paracottus knerii (Dybowski 1874) -- (Sideleva 1982:16 [ref. 14469]). •Synonym of Cottus kesslerii Dybowski 1874 -- (Sideleva 1998:152 [ref. 23595]). •Synonym of Leocottus kesslerii (Dybowski 1874) -- (Sideleva 2001:59 [ref. 26181], Sideleva 2003:16, 151 [ref. 27815], Bogdanov 2023:75 [ref. 40329]). Current status: Synonym of Leocottus kesslerii (Dybowski 1874). Cottidae. Habitat: freshwater.