Simpsonichthys marginatus Costa & Brasil 1996

Costa & Brasil 1996. Description of a new species of the annual fish genus Simpsonichthys (Cyprinodontiformes: Rivulidae) from the rio Tocantins basin, Brazil. Revue Francaise d'Aquariologie Herpetologie, 23(3-4), 3e et 4e trimestres 1996: 93-95