burmeisteri, Gobius Kessler [K. F.] 1877:26, Pl. 2 (fig. 5) [The Aralo-Caspian Expedition; ref. 2597] Poti, Black Sea, Georgia, Eurasia. Holotype (unique): ZIN (not found in 1996). •Synonym of Mesogobius gymnotrachelus (Kessler 1857) -- (Berg 1949:1098 [ref. 20662]). •Synonym of Neogobius gymnotrachelus (Kessler 1857) -- (Miller 1973:502 [ref. 6888], Kottelat 1997:178 [ref. 22952], Vasil'eva 1998:139 [ref. 23591], Pinchuk et al. 2003:265 [ref. 27349], Vasil'eva 2003:S50 [ref. 28444]). •Synonym of Ponticola gymnotrachelus (Kessler 1857) -- (Parin et al. 2014:498 [ref. 33547]). •Synonym of Babka gymnotrachelus (Kessler 1857) -- (Neilson & Stepien 2009:97 [ref. 30487], Parenti 2021:68 [ref. 38603]). Current status: Synonym of Babka gymnotrachelus (Kessler 1857). Gobiidae: Gobiinae. Habitat: freshwater, brackish.