mermere, Leucaspius irideus Ladiges [W.] 1960:139, Fig. 12 [Mitteilungen aus dem Hamburgischen Zoologischen Museum und Institut v. 58; ref. 9361] Gediz (Hermos), Turkey. Holotype: ZMH H1087. Paratypes: ZMH H1091 (2, dry). Type catalog: Wilkens 1977:158 [ref. 22013]. •Synonym of Ladigesocypris ghigii (Gianferrari 1927), but a valid subspecies as described -- (Bogutskaya 1996:42 [ref. 22945], Bogutskaya 1997:171 [ref. 23566]). •Valid as Pseudophoxinus mermere (Ladiges 1960) -- (Bogutskaya et al. 2006:335 [ref. 29055]). •Valid as Ladigesocypris mermere (Ladiges 1860) -- (Fricke et al. 2007:40 [ref. 29533], Kottelat & Freyhof 2007:203 [ref. 29996], Çiçek et al. 2015:146 [ref. 35151], Çiçek et al. 2018:11 [ref. 36267], Çiçek et al. 2020:251 [ref. 37644], Çiçek et al. 2023:399 [ref. 40625], Çiçek et al. 2024:233 [ref. 40789]). Current status: Valid as Ladigesocypris mermere (Ladiges 1960). Leuciscidae: Leuciscinae. Distribution: Asia Minor: Gediz River (Aegean Sea tributary), Izmir Province (Turkey). Habitat: freshwater.