Nielsen, D.T.B., Cruz, J.C. and Junior, A.C.B. 2012. A new species of annual fish, Hypsolebias tocantinensis sp.n. (Cyprinodontiformes:Rivulidae) from the rio Tocantins basin, northeastern Brazil. Zootaxa. 3527, 1 (Oct. 2012), 63–71. DOI:https://doi.org/10.11646/zootaxa.3527.1.5.