Rivulus crixas - Rivulus javahe - Rivulus karaja - Rivulus rubromarginatus - Rivulus salmonicaudus
Costa, W.J.E.M. (2007): Five new species of the aplocheiloid killifish genus Rivulus, subgenus Melanorivulus, from the middle Araguaia River basin, central Brazil (Teleostei: Cyprinodontiformes: Rivulidae).
- Rivulus crixas Costa, 2007
- Rivulus javahe Costa, 2007
- Rivulus karaja Costa, 2007
- Rivulus rubromarginatus Costa, 2007
- Rivulus salmonicaudus Costa, 2007




