Lasso-Alcalá, O.M., B., D.C.T., Lasso, C.A. & León-Mata, O. (2006)

Rivulus sape, a new species of killifish (Cyprinodontiformes: Rivulidae) from the Paragua River system, Caroní River drainage, Guyana Shield, Venezuela

. Zootaxa, 1275 (1), 21–29.