parapatric


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Related to parapatric: Parapatric speciation

parapatric

(păr′ə-păt′rĭk)
adj. Ecology
1. Occupying geographic areas that are partially overlapping or have a partial barrier between them. Used of organisms, especially populations of the same or closely related species.
2. Occurring among populations having such a distribution: parapatric speciation.

par′a·pat′ri·cal·ly adv.
pa·rap′a·try (pə-răp′ə-trē) n.
References in periodicals archive ?
The isolated population of Cebus albifrons in NE Vichada with parapatric Sapajus apella to the west and to the south suggests to me that Sapajus apella arrived after Cebus albifrons and that the more recent species was able to out-compete Cebus albifrons.
In contrast, the parapatric west coast transient population in the coastal waters of southeastern Alaska, British Columbia, and Washington State numbers more than 200 individuals (Ford et al.
More specifically, Geomys bursarius is parapatric with Thomomys talpoides, Thomomys bottae, and Cratogeomys castanops; T.
The number of supralabials in blind snakes is a genetically conservative character, and any 1/2 condition of the supralabials of any individual may represent one of two possibilities: (1) an aberrant condition (seen rarely within the species) or (2) a hybrid between two species with parapatric distributions.
2000) or from parapatric models of speciation (Jiggins & Mallet, 2000), and complete isolation is rarely necessary to produce differentiation (Barton & Charlesworth, 1984).
significant levels of shape variation across parapatric boundaries), coupled with previous results concerning sexual isolation between parapatric populations in G.
They examined genetic variation in the acoustic signals of three parapatric grasshopper populations (Chorthippus parallelus).
The second mode involves a change in host plants from ancestral to descendent species after either allopatric, parapatric, or possibly sympatric speciation.
In Israel, four allopatric or parapatric chromosomal races, with 2n = 52, 54, 58 and 60 chromosomes, were discovered (Wahrman et al.
These characteristics make species distribution modeling an excellent tool for studying the parapatric boundaries of species.