microschemos, Astyanax Bertaco [V. A.] & Lucena [C. A. S. de] 2006:54, Figs. 2-3 [Neotropical Ichthyology v. 4 (no. 1); ref. 28628] Córrego Palmital, rio Itapemirim drainage, Iúna, Espírito Santo, Brazil, about 20°21'S, 41°31'W. Holotype: MCP 37569. Paratypes: MCP 34366 (31, 3 c&s) •Valid as Astyanax microschemos Bertaco & Lucena 2006 -- (Abilhoa & Duboc 2007:45 [ref. 29285], Bertaco et al. 2010:267 [ref. 30864], Tagliacollo et al. 2011:41 [ref. 31138], Oliveira et al. 2013:292 [ref. 32756], Ingenito & Duboc 2014:282 [ref. 33374], da Graça et al. 2017:13 [ref. 35556], Oliveira et al. 2017:180 [ref. 35587], Lucena et al. 2017:6 [ref. 35607]). Current status: Valid as Astyanax microschemos Bertaco & Lucena 2006. Characidae: Stethaprioninae. Distribution: Córrego Palmital, Brazil. Habitat: freshwater.