Two new species of Neoplecostomus (Siluriformes: Loricariidae) from high altitudes of the upper rio Paraná basin, Brazil
Pedro L. C. Uzeda, Isabel Paiola, Poliana S. Cesar, Vitor Kenzo N. Okubo, Wellington J. Marques-Frisoni, Breno N. Andrade and Francisco Langeani