A case of intersex occurrence in Steindachneridion parahybae (Steindachner, 1877) (Siluriformes: Pimelodidae) under captivity condition: a cytogenetic and morphological study - Honji, Renato M; Caneppele, Danilo; Pandolfi, Matias; Lo Nostro, Fabiana L; Moreira, Renata Guimarães (Neotropical Ichthyology, 2016)