ignescens, Melanorivulus Costa [W. J. E. M.] 2017:53, Figs. 1-2 [ZooKeys No. 645; ref. 35046] Stream tributary to Rio Bandeira, Rio das Garças drainage, Rio Araguaia drainage, Guiratinga municipality, Mato Grosso state, Brazil, 16°21'54"S, 53°47'58"W, elevation approximately 520 meters. Holotype: UFRJ 6875. Paratypes: CICCAA, UFRJ. •Valid as Melanorivulus ignescens Costa 2017. Current status: Valid as Melanorivulus ignescens Costa 2017. Rivulidae: Rivulinae. Distribution: Upper Rio Araguaia basin, Mato Grosso, Brazil. Habitat: freshwater.