planaltinus, Rivulus Costa [W. J. E. M.] & Brasil [G. C.] 2008:82, Figs. 1-2 [Copeia 2008 (no. 1); ref. 29541] Cocal River floodplains, road BR -010, about 4 kilometers south of São Gabriel de Goías, Maranhão River drainage, upper T ocantins River basin, 15╕16'11"S, 47°33'13"W, Município de Planaltine de Goías, Estado de Goías, Brazil, elevation 1100 meters. Holotype: UFRJ 6496. Paratypes: MCP 41324 (4); UFRJ 6497 (20), 6499 (4, 2 c&s). •Valid as Rivulus planaltinus Costa & Brasil 2008 -- (Costa 2008:88 [ref. 29717], Costa 2010:193 [ref. 31043]). •Valid as Melanorivulus planaltinus (Costa & Brasil 2008) -- (Costa 2011:241 [ref. 31655], Costa 2012:57 [ref. 32069], Nielsen & Pinto 2015:137 [ref. 33903], Nielsen et al. 2016:87 [ref. 34407], Costa et al. 2016:270 [ref. 35405], Deprá et al. 2017:120 [ref. 35503], Volcan et al. 2018:275 [ref. 35895]). Current status: Valid as Melanorivulus planaltinus (Costa & Brasil 2008). Rivulidae: Rivulinae. Distribution: Cocal River floodplains, Maranhão River drainage, upper Tocantins River basin, Brazil. Habitat: freshwater.