ehrhardti, Metynnis Ahl [E.] 1927:273 [Zoologischer Anzeiger v. 69 (nos 11/12) (art. 1); ref. 15754] Mundurucú, Rio Manacapuru, Solimões, Amazonas, Brazil. Lectotype: ZMB 23685. Paralectotype: ZMB 32435 (1). Types mentioned: Paepke 1995:92 [ref. 21847]. Lectotype selected by Zarske & Géry 1999:210 [ref. 23984]. •Synonym of Metynnis hypsauchen (Müller & Troschel 1844) -- (Zarske & Géry 1999:211 [ref. 23984], Jégu in Reis et al. 2003:184 [ref. 27061], Zarske & Géry 2008:175 [ref. 29917], Ota et al. 2024:407 [ref. 40817]). Current status: Synonym of Metynnis hypsauchen (Müller & Troschel 1844). Serrasalmidae: Serrasalminae. Habitat: freshwater.