Sympatric occurrence of two cytotypes of Astyanax scabripinnis (Characiformes, Characidae)

Among four specimens of Astyanax scabripinnis sympatrically collected from the Tamanduá stream (State of São Paulo, Brazil), three, named cytotype I, had 2n = 50 chromosomes (6M + 26SM + 4ST + 14A) and a fundamental number (FN) of 86, and one specimen, named cytotype II, had 2n = 48 chromosomes (6M...

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Bibliographic Details
Main Authors: Edson Luis Maistro, Claudio Oliveira, Fausto Foresti
Format: Article
Language:English
Published: Sociedade Brasileira de Genética 2000-06-01
Series:Genetics and Molecular Biology
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572000000200021