ucayalensis, Hassar Fowler [H. W.] 1940:228, Figs. 15-17 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 91 (for 1939); ref. 1432] Contamana, Río Ucayali basin, Peru. Holotype (unique): ANSP 68647. Type catalog: Böhlke 1984:100 [ref. 13621], Ferraris 2007:171 [ref. 29155]. •Valid as Hassar ucayalensis Fowler 1940 -- (Burgess 1989:223 [ref. 12860]). •Questionably a synonym of Hassar orestis (Steindachner 1875) -- (Sabaj & Ferraris in Reis et al. 2003:461 [ref. 27061], Ferraris 2007:171 [ref. 29155], Birindelli et al. 2011:526 [ref. 31519]). Current status: Synonym of Hassar orestis (Steindachner 1875). Doradidae: Doradinae. Habitat: freshwater.