title: Karyotypic evolution trends in Rhamdia quelen (Siluriformes, Heptapteridae) with considerations about the origin and differentiation of its supernumerary chromosomes.
authors.affiliation: Departamento de Genética e Biologia Evolutiva, Universidade de São Paulo, São Paulo, SP, Brasil. carol99bio@yahoo.com
authors.forename: C
authors.initials: C
authors.lastname: Garcia
authors.forename: C
authors.initials: C
authors.lastname: Oliveira
authors.forename: L F
authors.initials: LF
authors.lastname: Almeida-Toledo
mesh_terms: D000818:Animals; D001399:Azure Stains; D002397:Catfishes / Q000235:genetics*; D002871:Chromosome Banding; D002875:Chromosomes / Q000235:genetics*; D019143:Evolution, Molecular; D007621:Karyotyping; D008677:Metaphase
chemical_list: D001399:Azure Stains