Metynnis Cope [E. D.] 1878:692 Masc. Metynnis luna Cope 1878. Type by monotypy. •Valid as Metynnis Cope 1878 -- (Géry 1972:188 [ref. 1594], Géry 1976:50 [ref. 14199], Géry 1977:270 [ref. 1597], Géry et al. 1987:447 [ref. 6001], Taphorn 1992:254 [ref. 23654], Zarske & Géry 1999:172 [ref. 23984], Britski et al. 1999:58 [ref. 24147], Jégu in Reis et al. 2003:183 [ref. 27061], Zarske & Géry 2008:174 [ref. 29917], Pavanelli et al. 2009:141 [ref. 30246], Mirande 2009:6 [ref. 30267], Mirande 2010:471 [ref. 31006], Oliveira et al. 2011:11 [ref. 31685], Ota et al. 2016:1 [ref. 35002]). Current status: Valid as Metynnis Cope 1878. Serrasalmidae: Serrasalminae.