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García-Machado, E.; Chevalier, P.; Solignac, M.. |
The hamlets are a group of vividly colored fish species of the Serranidae family differentiated only by the color pattern of the body. Although there are divergent views about hamlet taxonomy, experimental and field observations have shown a strong assortative mating, justifying a species status for the different color morphs. Here we analyze the level of evolutionary divergence among six species in respect of mitochondrial DNA, with a view to contrasting the pattern observed with color partitions and previous results obtained with isozymes. The estimated molecular distance among species was low and of the same magnitude as nucleotide diversity within species. Consequently, the net distance and hence the time of divergence between taxa was virtually zero... |
Tipo: Journal Contribution |
Palavras-chave: MtDNA; Marine fish; Genetic diversity. |
Ano: 2003 |
URL: http://hdl.handle.net/1834/4569 |
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