Science Dictionary
allopatric   (āl'ə-pāt'rĭk)  Pronunciation Key 
Occurring in separate, nonoverlapping geographic areas. Allopatric populations of related organisms are unable to interbreed because of geographic separation. ◇ The development of new species as a result of the geographic separation of populations is called allopatric speciation. Compare sympatric.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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