mento, Leuciscus Valenciennes [A.] (ex Agassiz) in Cuvier & Valenciennes 1844:271 [Histoire naturelle des poissons v. 17; ref. 1010] Danube River, Austria. Holotype (unique): MNHN 0000-3894. Type catalog: Bertin & Estève 1948:78 [ref. 19574]. Possibly appeared in Agassiz 1839:Pl. 28 (fig. 2) as Aspius mento (not seen). •Synonym of Chalcalburnus chalcoides (Güldenstädt 1772) -- (Lelek 1987:175 [ref. 22962] with author as Agassiz). •Synonym of Alburnus chalcoides (Güldenstädt 1772) -- (Jouladeh-Roudbar et al. 2020:125 [ref. 37983]). Current status: Synonym of Alburnus chalcoides (Güldenstädt 1772). Leuciscidae: Leuciscinae. Habitat: freshwater, brackish.