Knodus Eigenmann [C. H.] 1911:216 Masc. Knodus meridae Eigenmann 1911. Type by monotypy. Also appeared as new genus in Eigenmann 1918:114 [ref. 1240] with type given as Bryconamericus breviceps Eigenmann. •Synonym of Bryconamericus Eigenmann 1907 -- (Taphorn 1992:134 [ref. 23654], Román-Valencia 2000:462 [ref. 25256], Román-Valencia 2003:482 [ref. 27478], Román-Valencia 2003:477 [ref. 27478]). •Valid as Knodus Eigenmann 1911 -- (Géry 1977:391 [ref. 1597], Silva in Reis et al. 2003:143 [ref. 27061], Lima et al. 2004:577 [ref. 27909], Zarske & Géry 2006:51 [ref. 28753], Ferreira & Lima 2006:630 [ref. 28919], Ferreira & Carvajal 2007:31 [ref. 29173], Zarske 2007:15 [ref. 29232], Zarske 2008:160 [ref. 29918], Mirande 2009:8 [ref. 30267] in Characidae, Stevardiinae, Menezes et al. 2009:57 [ref. 30293], Zarske et al. 2010:8 [ref. 30816], Mirande 2010:533 [ref. 31006], Ferreira & Netto-Ferreira 2010:468 [ref. 30882], Oliveira et al. 2011:16 [ref. 31685], Esguícero & Castro 2014:39 [ref. 33506], Sarmiento et al. 2014:184 [ref. 35004], Thomaz et al. 2015:8 [ref. 33893] Stevardiinae, tribe Diapomini, García-Melo et al. 2019:15 [ref. 36761], Menezes & Marinho 2019:1 [ref. 36822], Dos Anjos de Sousa et al. 2020:575 [ref. 37361], Menezes et al. 2020:1 [ref. 37599], Deprá et al. 2021:1 [ref. 38180], Aguiar et al. 2022:1 [ref. 39329], Ferreira & Ohara 2023:365 [ref. 39833], Silva-Oliveira et al. 2023:1 [ref. 40192], Melo et al. 2024:11 [ref. 41541] in Diapominae). Current status: Valid as Knodus Eigenmann 1911. Stevardiidae: Diapominae.