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Speciation: Allopatric

  1. Daniel J Howard

Published Online: 28 MAY 2003

DOI: 10.1038/npg.els.0001748



How to Cite

Howard, D. J. 2003. Speciation: Allopatric. eLS. .

Author Information

  1. New Mexico State University, New Mexico, USA

Publication History

  1. Published Online: 28 MAY 2003


Allopatric speciation, the splitting of one species into two as a result of the geographic separation of populations, is regarded by many evolutionists as the predominant mode by which new species are formed and biodiversity generated.


  • vicariant speciation;
  • peripatric speciation;
  • centrifugal speciation;
  • reproductive isolation;
  • reinforcement