Pygopristis Müller [J.] & Troschel [F. H.] 1844:95 Fem. Pygopristis fumarius Müller & Troschel 1844. Type by subsequent designation. Type designated by Eigenmann 1910:441 [ref. 1224]. •Synonym of Serrasalmus Lacepède 1803, but a valid subgenus Pygopristes -- (Géry 1972:209 [ref. 1594], Géry 1976:52 [ref. 14199]). •Valid as Pygopristis Müller & Troschel 1844 -- (Taphorn 1992:312 [ref. 23654], Machado-Allison 2002:42 [ref. 27640], Jégu in Reis et al. 2003:189 [ref. 27061], Mirande 2009:6 [ref. 30267] in Serrasalmidae, Mirande 2010:471 [ref. 31006], Hubert & Renno 2010:33 [ref. 31099]). Current status: Valid as Pygopristis Müller & Troschel 1844. Serrasalmidae: Serrasalminae.