ctenolepidus, Benthophilus Kessler [K. F.] 1877:48, Pl. 4 (fig. 11) [The Aralo-Caspian Expedition; ref. 2597] Caspian Sea, 40°08'N, 0°26'E of Baku, Azerbaijan. Lectotype: ZIN 10897. Paralectotypes: (4) BMNH 1897.7.5.13 [ex ZIN] (1), ZIN (lost). Lectotype selected by Ragimov [Rahimov] 1982:48 [ref. 8985]. •Valid as Benthophilus ctenolepidus Kessler 1877 -- (Coad 1995:29 [ref. 23608], Reshetnikov et al. 1997:753 [ref. 24702], Vasil'eva 1998:128 [ref. 23591], Coad 1998:103 [ref. 23869], Pinchuk & Miller in Miller 2004:187 [ref. 27853], Bogutskaya & Naseka 2004:216 [ref. 28183], Boldyrev & Bogutskaya 2004:134 [ref. 28099], Boldyrev & Bogutskaya 2007:70 [ref. 29150], Neilson & Stepien 2009:96 [ref. 30487], Jouladeh-Roudbar et al. 2015:897 [ref. 34062], Esmaeili et al. 2017:80 [ref. 35254], Esmaeili et al. 2018:61 [ref. 36089], Jouladeh-Roudbar et al. 2020:226 [ref. 37983], Parenti 2021:69 [ref. 38603], Zarei et al. 2022:165 [ref. 39576], Çiçek et al. 2024:300 [ref. 40789]). Current status: Valid as Benthophilus ctenolepidus Kessler 1877. Gobiidae: Gobiinae. Distribution: Eurasia: Caspian Sea basin. Habitat: freshwater, brackish.