oxyrhynchum, Chondrostoma Kessler [K. F.] 1877:134, Pl. 6 (fig. 20) [The Aralo-Caspian Expedition; ref. 2597] Kuma River at Georgijevsk, Russia. Syntypes: (10) BMNH 1897.7.5.28 [ex ZIN] (1) Caucasus; ZIN 10922 (2). Non-types: ZIN 2881 (1). •Valid as Chondrostoma oxyrhynchum Kessler 1877 -- (Berg 1949:629 [ref. 20661], Elvira 1987:122 [ref. 6743], Elvira 1991:148 [ref. 20036], Coad 1995:15 [ref. 23608], Bogutskaya 1997:151 [ref. 23277], Bogutskaya 1997:170 [ref. 23566], Reshetnikov et al. 1997:736 [ref. 24702], Bogutskaya 1998:60 [ref. 23589], Coad 1998:102 [ref. 23869], Bogutskaya et al. 2001:43 [ref. 26178], Bogutskaya & Naseka 2004:84 [ref. 28183], Robalo et al. 2007:370 [ref. 28878], Fricke et al. 2007:38 [ref. 29533], Kottelat & Freyhof 2007:187 [ref. 29996], Perea et al. 2010:14 [ref. 31802], Gante et al. 2010:968 [ref. 35176], Çiftci et al. 2020:214 [ref. 37725], Kuljanishvili et al. 2020:[5] [ref. 37535], Dyldin et al. 2023:[31] [ref. 40328]). Current status: Valid as Chondrostoma oxyrhynchum Kessler 1877. Leuciscidae: Leuciscinae. Distribution: Eurasia: western Caspian Sea basin. Habitat: freshwater.