longiceps, Brycon Steindachner [F.] 1879:150 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 16 (no. 15) (for 19 June 1879); ref. 20478] Bolivar, Río Orinoco, Venezuela. Syntypes: (several) NMW 62944 (3). Species later illustrated and described in more detail in Steindachner 1879:156 [p. 8 in separate], Pl. 1 (fig. 5) [ref. 18782]. •Valid as Brycon longiceps Steindachner 1879 -- (Howes 1982:32 [ref. 14201], Moscó Morales 1988:8 [ref. 20066]). •Synonym of Brycon amazonicus (Agassiz 1829) -- (Lima in Reis et al. 2003:175 [ref. 27061], Lima 2017:112 [ref. 35071]). Current status: Synonym of Brycon amazonicus (Agassiz 1829). Bryconidae: Bryconinae. Habitat: freshwater.