Costa, W.J. 2006. Rivulus kayapo n. sp. (Teleostei: Cyprinodontiformes: Rivulidae): a new killifish from the serra dos Caiapos, upper rio Araguaia basin, Brazil. Zootaxa. 1368, 1 (Nov. 2006), 49–56. DOI:https://doi.org/10.11646/zootaxa.1368.1.4.