Stenolebias Costa, 1995. 

Costa, W. J. E. M. 1995. Two new genera and two new species of Neotropical annual fishes Plesiolebiatini (Cyprinodontiformes: Rivulidae), with studies on the relationships of the tribe. Revue française d’Aquariologie 21 (3/4): 65-74, figs., tables, maps, color photos. [keys to Maratecoara, Stenolebias, and Plesiolebias, characters of uncertain polarity also indicated] [description: pp. 70-71]

Type species: Plesiolebias damascenoi Costa, 1991c, by original designation. [two originally included species]