matrinchao, Brycon Fowler [H. W.] 1941:192, Fig. 102 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 93; ref. 1437] Rio Parnahyba, Therezina, Piauhy, Brazil [in error, probably from the Amazon basin]. Holotype (unique): ANSP 69619. Type catalog: Böhlke 1984:50 [ref. 13621]. •Questionably a synonym of Brycon brevicauda Günther 1864 -- (Howes 1982:14, 33 [ref. 14201]). •Synonym of Brycon falcatus Müller & Troschel 1844 -- (Lima in Reis et al. 2003:176 [ref. 27061], Lima 2017:143 [ref. 35071]). Current status: Synonym of Brycon falcatus Müller & Troschel 1844. Bryconidae: Bryconinae. Habitat: freshwater.