Glanidium ribeiroiGlanidium ribeiroi is a species of driftwood catfish in the family Auchenipteridae. It is found in the Iguaçu River basin in South America.DescriptionGlanidium ribeiroi reaches a standard length of.EtymologyThe catfish is named in honor of Brazilian ichthyologist-herpetologist Alípio [de Miranda Ribeiro], who was Secretary of the National Museum in Rio de Janeiro.