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Related to allopatry: sympatry


1. Occupying separate, nonoverlapping geographic areas. Used of organisms, especially populations of the same or closely related species.
2. Occurring among populations having such a distribution: allopatric speciation.

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

al′lo·pat′ri·cal·ly adv.
al·lop′a·try (ə-lŏp′ə-trē) n.


the condition of existing in areas that are geographically separated from one another; esp the condition of genetically similar species which cannot interbreed because of this geographical separation
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.allopatry - the occurrence of related organisms in separate geographical areas with no overlap
occurrence - an instance of something occurring; "a disease of frequent occurrence"; "the occurrence (or presence) of life on other planets"
sympatry - the occurrence of organisms in overlapping geographical areas, but without interbreeding
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References in periodicals archive ?
Given its genetic and morphological distinctness, insular allopatry, and threatened status, we agree with Walker et al.
gaimardi that occur on the southeast Brazilian coast, both in sympatry and allopatry.
bicolor pacifica), each subspecies being geographically distributed in allopatry.
Allopatry of winter and summer ranges and the migratory status of 86 cows and 21 bulls were ascertained through the use of both VHF and GPS data.
Comparison of gamete compatibility between two blue mussel species in sympatry and in allopatry.
Historical allopatry and the biogeography of speciation in the prosobranch snail genus Nucella.
1999) that more Midas cichlid species await scientific description in allopatry and in sympatry with currently described species.
The increase in the number of described Hemibrycon species from the Cauca-Magdalena River system, most of which exist in allopatry, suggests an interesting model for diversification of this genus in the Andes (Roman-Valencia & Arcila-Mesa 2009).
Littoral Tanaidacea (Crustacea: Peracarida) from Macaronesia: allopatry and provenance in recent habitats.
quadripunctata to overlap in distribution in Mississippi but drive allopatry between them in other areas.
The great variation in ecological conditions, displacement during climatic changes, fragmentation during geological events, as well as allopatry derived from a very complex orography may have favored differentiation of Phaulotettix spp.