vittatus, Rivulus Costa [W. J. E. M.] 1989:530, Figs. 5-5a [Revista Brasileira de Zoologia v. 6 (no. 3); ref. 14319] Estrada São Simão-Jataí, Goiás, Brazil. Holotype: MZUSP 39980. Paratypes: MZUSP 39981 (6), plus non-type material. See Costa 2007:313 [ref. 29388] for remarks on type locality. •Doubtfully valid -- (Huber 1992:445 [ref. 20639]). •Synonym of Rivulus pictus Costa 1989 -- (Lazara 2001:283 [ref. 25711]). •Synonym of Rivulus apiamici Costa 1989 -- (Costa in Reis et al. 2003:534 [ref. 27061]). •Valid as Rivulus vittatus Costa 1989 -- (Costa 2005:71 [ref. 28192], Costa 2006:162 [ref. 28875] in subgenus Melanorivulus, Costa 2008:320 [ref. 29388], Costa 2008:86 [ref. 29717]). •Valid as Melanorivulus vittatus (Costa 1989) -- (Costa 2011:241 [ref. 31655], Nielsen et al. 2016:87 [ref. 34407], Volcan et al. 2017:92 [ref. 35156], Deprá et al. 2017:113 [ref. 35503], Costa 2018:25 [ref. 35717], Volcan et al. 2018:275 [ref. 35895]). Current status: Valid as Melanorivulus vittatus (Costa 1989). Rivulidae: Rivulinae. Distribution: Claro River drainage, upper Paraná River basin, Brazil. Habitat: freshwater.