from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Occupying separate, nonoverlapping geographic areas. Used of organisms, especially populations of the same or closely related species.
  • adjective Occurring among populations having such a distribution.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective biology Not living in the same territory; geographically isolated and thus unable to crossbreed

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective (of biological species or speciation) occurring in areas isolated geographically from one another


from The American Heritage® Dictionary of the English Language, 4th Edition

allo- + Greek patrā, fatherland (from patēr, patr-, father; see pəter- in Indo-European roots) + -ic.

from Wiktionary, Creative Commons Attribution/Share-Alike License

allopatry +‎ -ic


  • The process that von Buch described now goes by the label allopatric speciation.

    The Song of The Dodo

  • Paul used this phenomenon known as allopatric speciation to explain the evolution of Hershey Kisses and Snow Caps, both with a similar shape but the latter with a sugar-covered top.

    Boing Boing

  • This 'making' of new species is known as allopatric speciation and similar patterns are seen with cichlids in the great lakes of Africa.

    Practical Fishkeeping

  • If such isolated (termed allopatric) populations accumulate mutations over time, this might lead to the divergence of such populations from each other, and reproductive isolation might arise as a simple byproduct of these separate evolutionary histories.

    Citizendium, the Citizens' Compendium - Recent changes [en]

  • But the far more vital part of evolutionary theory (or "Darwinism", as the evangelicals call it, if any creationists are still reading) is the idea of allopatric speciation.

    The Full Feed from

  • Figure 5 shows that among both "allopatric" and "sympatric" taxa, pre-zygotic isolation increases with time, but among sympatic taxa, it increases faster!

    Gene Expression

  • For instance, you left out mechanisms of reproductive isolation, e.g. allopatric speciation.

    About 'What Darwin Got Wrong'

  • Grant & Grant, The secondary contact phase of allopatric speciation in Darwin's finches, PNAS 2009

    At What Level did this Evolve?

  • This is my issue with what is called "symaptric speciation" and "allopatric speciation".

    At What Level did this Evolve?

  • In the plan, students visit recommended Web sites and utilize multimedia features to gain an understanding of "the difference between allopatric and sympatric speciation."

    New Species Emerge and Others Disappear in Papua New Guina, Myanmar and British Columbia


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  • Hot passion online's a safe tactic,
    Most outcomes are anticlimactic.
    So spew molten woo
    While knowing that you
    And she are no doubt allopatric.

    June 14, 2016

  • Occurring in separate, non-overlapping geographic areas. Often used of populations of related organisms unable to crossbreed because of geographic separation.

    October 10, 2007