Rivulus egens, Taxa Only, Exact Match: 2 Treatments

Cyprinodontiformes		new species	Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil., Neotropical Ichthyol. 3, No. 1, pp. 69-82 : 80	80
Rivulus egens		sp. nov.	Costa, Wilson J. E. M., 2005, Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil, Neotropical Ichthyology 3 (1), pp. 69-82 : 80-81	80-81