ctenolepis, Orestias Parenti [L. R.] 1984:194, Fig. 57 A-B [Bulletin of the American Museum of Natural History v. 178 (art. 2); ref. 5359] Headwaters of the Río Zapatilla, Río Camellaque, Chucuito Province, Peru. Holotype: AMNH 52179. Paratypes: AMNH 52180 (8). •Valid as Orestias ctenolepis Parenti 1984 -- (Ortega & Vari 1986:18 [ref. 9708], Lazara 2001:235 [ref. 25711], Costa in Reis et al. 2003:551 [ref. 27061], Esmaeili et al. 2018:18 [ref. 36738]). Current status: Valid as Orestias ctenolepis Parenti 1984. Cyprinodontidae: Orestiinae. Distribution: Lake Titicaca basin, Peru. Habitat: freshwater.