caeruleus, Leuciscus Yarrell [W.] 1837:8, Pl. 2 (fig. 2) [The Transactions of the Linnean Society of London v. 17 (art. 2); ref. 17749] Knowsley Park, England. No types known. •Synonym of Scardinius erythrophthalmus (Linnaeus 1758) -- (Kottelat 1997:83 [ref. 22952]). Current status: Synonym of Scardinius erythrophthalmus (Linnaeus 1758). Leuciscidae: Leuciscinae. Habitat: freshwater, brackish.