Oscar Akio Shibatta & Lenice Souza-Shibatta "New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin [URL:https://www.scielo.br/j/ni/a/TJm6NYzf7C9zb46ZFqQxrjJ/?lang=en#]" Neotropical Ichthyology, Vol. 21 No. 1
