javahe, Rivulus Costa [W. J. E. M.] 2007:63, Figs. 8-9 [aqua, International Journal of Ichthyology v. 13 (no. 2); ref. 29394] Stream tributary to Rio Verde, Rio Araguaia Basin, at road GO-16 crossing, ca. 30 kilometers north of São Miguel do Araguaia, Goiás States, Brazil, 13°04'05.3"S, 49°57'20,0"W, altitude 323 meters. Holotype: UFRJ 8386. Paratypes:( 27) UFRJ 1482 (18), 2108 (4), 6387 (3), 6388 (2). Plus non-types. •Valid as Rivulus javahe Costa 2007 -- (Costa 2010:369 [ref. 30690]). •Valid as Melanorivulus javahe (Costa 2007) -- (Costa 2011:241 [ref. 31655], Costa 2016:141 [ref. 34900] as javaeh, Nielsen 2017:66 [ref. 35340], Nielsen & Britzke 2019:42 [ref. 36525]). Current status: Valid as Melanorivulus javahe (Costa 2007). Rivulidae: Rivulinae. Distribution: Middle Araguaia River basin, central Brazil. Habitat: freshwater.