duriensis, Chondrostoma polylepis Coelho [M. M.] 1985:33, Fig. 1 C [Arquivos do Museu Bocage, Série A v. 3 (no. 2); ref. 8973] Tambre and Douro River basins, Portugal. Syntypes: (33). •Synonym of Chondrostoma polylepis Steindachner 1865 -- (Kottelat 1997:55 [ref. 22952]). •Valid as Chondrostoma duriense Coelho 1985 -- (Doadrio & Carmona 2003:30 [ref. 28132], Coelho et al. 2005:202 [ref. 28430], Gante et al. 2007:26 [ref. 29300], Gante et al. 2010:968 [ref. 35176] as duriensis, Çiftci et al. 2020:214 [ref. 37725]). •Valid as Pseudochondrostoma duriense (Coelho 1985) -- (Robalo et al. 2007:371 [ref. 28878], Doadrio & Elvira 2007:296 [ref. 29510], Kottelat & Freyhof 2007:233 [ref. 29996], Perea et al. 2010:15 [ref. 31802]). Current status: Valid as Pseudochondrostoma duriense (Coelho 1985). Leuciscidae: Leuciscinae. Distribution: Southwestern Europe: Iberian Peninsula (Spain, Portugal). Habitat: freshwater.