Rediscovery, taxonomic and conservation status of the threatened catfish Listrura camposi (Miranda-Ribeiro) (Siluriformes: Trichomycteridae) - Villa-Verde, Leandro; Lima, Sergio Maia Queiroz; Carvalho, Pedro Hollanda; Pinna, Mário César Cardoso de (Neotropical Ichthyology, 2013)