geographic speciation


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geographic speciation

[¦jē·ə¦graf·ik ‚spē·shē′ā·shən]
(evolution)
Evolution of two or more species from a single species following geographic isolation.
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References in periodicals archive ?
Genotype-by-environment interactions and selection patterns in plants, genomics and phenotypic evolution, geographic speciation, phylogenetic data processing, and human population genomics are discussed here.
Hypotheses of geographic speciation in Amazonia during the Tertiary and Quaternary periods (Cenozoic), as proposed by various authors.
For instance, the theory of natural selection is separate from the theories of common descent and geographic speciation.
Actual distribution of species has been associated with the geographic speciation modes, neglecting any post-speciational dispersal (Mayr 1963, Lynch 1989).