| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 78710 | Costa, W.J.E.M., 2008. Simpsonichthys longignathus, a new seasonal killifish of the S. flammeus group from the Pacoti River basin, northeastern Brazil (Cyprinodontiformes: Rivulidae). Ichthyol. Explor. Freshwat. 19(2):155-159. | 2008 | Simpsonichthys longignatus | 156;fig.1-2 |
| 88806 | Costa, W.J.E.M., 2011. Hypsolebias nudiorbitatus, a new seasonal killifish from the Caatinga of northeastern Brazil, Itapicuru River basin (Cyprinodontiformes: Rivulidae). Ichthyol. Explor. Freshwat. 22(3):221-226. | 2011 | Hypsolebias longignatus | 221 |
| 130546 | Ramos, T.P.A., D.T.B. Nielsen, Y.G. Abrantes, F.O. de Lira and S.Y. Lustosa-Costa, 2023. A new species of cloud fish of the genus Hypsolebias from Northeast Brazil (Cyprinodontiformes: Rivulidae). Neotrop. Ichthyol. 21(3):e230068. | 2023 | Hypsolebias longignatus | 9 |