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A Comparative Cytogenetic Study of Five Piranha Species (Serrasalmus, Serrasalminae) from the Amazon Basin
Cytogenetic studies were conducted on five piranha species belonging to the genus Serrasalmus, subfamily Serrasalminae (Serrasalmus altispinis, S. compressus, S. elongatus, S. manuelli, and S.Expand
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Ocorrência de dois citotipos em Serrasalmus spilopleura Kner, 1858 (characiformes, serrasalmidae) da região de confluência dos Rios Negro e Solimões, Amazonas, Brasil
The karyotype of Serrasalmus spilopleura from the Central Amazon is reported here for the first time. All analized individuals showed 60 chromosomes, as observed in previously published karyotypes ofExpand
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Karyotype evolution in Curimatidae (Teleostei, Characiformes) from the Amazon region. II. Centric fissions in the genus Potamorhina.
Using cytogenetic analysis following Giemsa staining, nucleolar organizer region (NOR) staining, and C-banding, three distinct karyotypes in three species of curimatids belonging to the fish genusExpand
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Karyotype differentiation and cytotaxonomic considerations in species of Serrasalmidae (Characiformes) from the Amazon basin
Seis especies de Serrasalmidae da Amazonia central, representantes dos generos Serrasalmus (S. elongatus, S. maculatus, S. cf. rhombeus e S. rhombeus ), Pygocentrus (P. nattereri) e Colossoma (C.Expand
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Mapping of ribosomal genes and chromosomal markers in three species of the genus Serrasalmus (Characidae, Serrasalminae) from the Amazon basin
Karyotypic characteristics of three species of the genus serrasalmus (S. altispinnis, S. gouldingi and S. Serrulatus) from the middle and lower Negro River, Amazon Basin, were investigated usingExpand
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Cytogenetic Studies in Hemiodidae (Ostariophysi, Characiformes) Fishes from the Central Amazon
Karyotypes of seven hemiodid fish species have a similar macrostructure, with 2n=54 and FN=108. The chromosome types range from 24 to 25 M-SM chromosome pairs and from 2 to 3 ST chromosome pairs. TheExpand
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Esterase-D and chromosome patterns in Central Amazon piranha (Serrasalmus rhombeus Linnaeus, 1766) from Lake Catalão
This study presents additional genetic data on piranha (Serrasalmus rhombeus Linnaeus, 1766) complex previously diagnosed due to the presence of distinct cytotypes 2n = 58 and 2n = 60. ThreeExpand
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Cytogenetic Characterization of Two Metynnis Species (Characiformes, Serrasalmidae) Reveals B Chromosomes Restricted to the Females
Karyotypes and chromosomal characteristics with focus on B chromosomes of 2 species of the serrasalmid genus Metynnis, namely M. lippincottianus and M. maculatus, were examined using conventionalExpand
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Estudo do complexo sinaptonêmico em peixes, satanoperca jarupari (Cichlidae): Análise da sinapse dos cromossomos supra numerários
Cromossomos supranumerários ou B são cromossomos adicionais ou dispensáveis ao genoma que seguem sua própria evolução; não segregam de acordo com as leis mendelianas e não apresentam pareamento comExpand