Gymnotus (Gymnotiformes, Gymnotidae) is the most diverse known Neotropical electric knife fish genus. Cytogenetic studies in Gymnotus demonstrate a huge karyotypic diversity for this genus, with diploid numbers ranging ...

Gymnotus (Gymnotiformes, Gymnotidae) is the most diverse known Neotropical electric knife fish genus. Cytogenetic studies in Gymnotus demonstrate a huge karyotypic diversity for this genus, with diploid numbers ranging ...

Karyotype studies were carried out on two fish species of the family Gymnotidae. In five samples of Gymnotus carapo from different localities chromosome number varied from 2n = 42 to 2n = 54. Specimens from the Amazon Basin ...