Species that contain: Orestias and elegans [ 2 ] records

elegans, Orestias Garman [S.] 1895:149 [Memoirs of the Museum of Comparative Zoology v. 19 (pt 1); ref. 1538] Small lakes among headwaters of Río Rimac, Peru. Syntypes: BMNH 1939.7.17.3 [ex MCZ 27694] (1), MCZ 27694 (10). •Valid as Orestias elegans Garman 1895 -- (Parenti 1984:188 [ref. 5359], Ortega & Vari 1986:19 [ref. 9708], Lazara 2001:235 [ref. 25711], Costa in Reis et al. 2003:551 [ref. 27061], Reis et al. 2016:17 [ref. 34496], Esmaeili et al. 2018:18 [ref. 36738]). Current status: Valid as Orestias elegans Garman 1895. Cyprinodontidae: Orestiinae. Distribution: Santa Eulalia River, Pacific slope of Peru. Habitat: freshwater.

lastarriae, Oriastes Philippi [R. A.] 1876:261 [Anales de la Universidad de Chile 48 (sec. 1); ref. 12724] Lakes east of Lima, Peru, depth 4500 meters. Syntypes: whereabouts unknown. Original genus should have been Orestias. •Senior synonym of Orestias elegans Garman 1895 and probably a junior synonym of Orestias agassizii Valenciennes 1846 -- (Huber 2000:49 [ref. 24475] retaining the spelling lastarriae). •Valid as Orestias lastarriae Philippi 1876 -- (Lazara 2001:238 [ref. 25711], Esmaeili et al. 2018:20 [ref. 36738]). •Species inquirenda in Orestias -- (Costa in Reis et al. 2003:550 [ref. 27061]). Cyprinodontidae: Orestiinae. Distribution: Peru. Habitat: freshwater.