Abstract:Crenicichla
is the largest genus in the Cichlidae family in
South America. The genus includes 100 valid species that are popularly known in
Brazil as
jacundás
or
joaninhas
and are widely
distributed in rivers east of the Andes. Cytogenetic analyses were carried out
on seven species in this genus
.
All species showed a diploid
number of 48 with interspecific differences in karyotype formulas and AgNORs
located in interstitial positi… Show more
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