KARYOTYPIC DIVERSITY IN FOUR SPECIES OF THE GENUS GYMNOTUS LINNAEUS, 1758 (TELEOSTEI, GYMNOTIFORMES, GYMNOTIDAE): PHYSICAL MAPPING OF RIBOSOMAL GENES AND TELOMERIC SEQUENCES

Karyotypic diversity in four species of the genus Gymnotus Linnaeus, 1758 (Teleostei, Gymnotiformes, Gymnotidae): physical mapping of ribosomal genes and telomeric sequences

Conventional (Giemsa, C-Banding, Ag-NORs, CMA3) and molecular (5S rDNA, 18S rDNA, telomeric sequences) cytogenetic studies were carried out in specimens of ten distinct fish populations of the genus Gymnotus (G.sylvius Albert and Fernandes-Matioli, 1999, G.inaequilabiatus Valenciennes, 1839, G.pantherinus Steindachner, 1908, and G.cf.carapo Linnaeu

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