microlepis, Epicyrtus Reinhardt [J. T.] 1851:46 [Videnskabelige Meddelelser fra den Naturhistoriske Forening i Kjøbenhavn, Aaret 1849 (nos 3-5); ref. 3692] River Paraguay, Brazil. Holotype: MNHN A-8657 (dry). See Britski et al. 1999:53 [ref. 24147]. •Valid as Roeboides microlepis (Reinhardt 1851) -- (Lucena 1988:33 [ref. 22126], Lucena 2000:155 [ref. 25162], Lucena & Menezes in Reis et al. 2003:206 [ref. 27061], Lucena 2003:295 [ref. 27452], Mirande 2010:494 [ref. 31006], Koerber 2011:2 [ref. 31122], Koerber 2014:3 [ref. 33621], Litz & Koerber 2014:11 [ref. 33622], Sarmiento et al. 2014:51, 185 [ref. 35004], Mirande & Koerber 2015:18 [ref. 35117], Bertaco et al. 2016:414 [ref. 34561], Koerber et al. 2017:29 [ref. 35267], Reis et al. 2020:458 [ref. 38364], Loureiro et al. 2023:56 [ref. 40506], Lucena 2024:272 [ref. 40817]). Current status: Valid as Roeboides microlepis (Reinhardt 1851). Characidae: Characinae. Distribution: South America: River Paraguay and River Paraná (Brazil, ?Bolivia, Argentina, Paraguay and Uruguay). Habitat: freshwater.