luteus, Orestias Valenciennes [A.] in Cuvier & Valenciennes 1846:243 [Histoire naturelle des poissons v. 18; ref. 1011] Lake Titicaca. Holotype (unique): MNHN A-9608. Type catalog: Bertin & Estève 1950:26 [ref. 19576]. Appeared first in Valenciennes 1839:118 [ref. 17870] without distinguishing features. •Valid as Orestias luteus Valenciennes 1846 -- (Parenti 1984:175 [ref. 5359], Ortega & Vari 1986:19 [ref. 9708], Lazara 2001:238 [ref. 25711], Costa in Reis et al. 2003:552 [ref. 27061], Lüssen et al. 2004:59 [ref. 29603], Sarmiento et al. 2014:187 [ref. 35004]). •Valid as Orestias lutea Valenciennes 1846 -- (Cruz-Jofré et al. 2013:598 [ref. 33015], Esmaeili et al. 2018:20 [ref. 36738]). Current status: Valid as Orestias lutea Valenciennes 1846. Cyprinodontidae: Orestiinae. Distribution: Lake Titicaca basin: Bolivia and Peru. Habitat: freshwater.