helleri, Hemibrycon Eigenmann [C. H.] 1927:406, Pl. 96 (fig. 2) [Memoirs of the Museum of Comparative Zoology v. 43 (pt 4); ref. 12292] Río Comberçiato, Paipay, Peru, elevation 1800 feet. Holotype: ?MCZ 31565 (1) or 30980 (1). Paratypes: CAS 44354 [ex IU 13754] (5), FMNH 58439 (3). Additional original material: CAS 44355 [ex IU 17611] (1). Type catalog: Ibarra & Stewart 1987:43 [ref. 12367]. •Valid as Hemibrycon helleri Eigenmann 1927 -- (Ortega & Vari 1986:8 [ref. 9708], Malabarba in Reis et al. 2003:129 [ref. 27061], Bertaco et al. 2007:256 [ref. 29278], Bertaco & Malabarba 2010:741 [ref. 31076], Román-Valencia et al. 2014:118 [ref. 33572], García-Alzate et al. 2015:90 [ref. 33838], Thomaz et al. 2015:App. 5 [ref. 33893]). Current status: Valid as Hemibrycon helleri Eigenmann 1927. Stevardiidae: Hemibryconinae. Distribution: Río Urubamba and río Comberciato, upper río Ucayali drainage, Cusco, Peru. Habitat: freshwater.