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Do Mediterranean-type ecosystems have a common history?-insights from the Buckthorn family (Rhamnaceae)

dc.creatorOnstein, Renske E.spa
dc.creatorCarter, Richard J.spa
dc.creatorXing, Yaowuspa
dc.creatorRichardson, James-Edwardspa
dc.creatorLinder, H. Peterspa
dc.date.accessioned2020-08-19T14:42:38Z
dc.date.available2020-08-19T14:42:38Z
dc.date.created2015-01-22spa
dc.description.abstractMediterranean?type ecosystems (MTEs) are remarkable in their species richness and endemism, but the processes that have led to this diversity remain enigmatic. Here, we hypothesize that continent?dependent speciation and extinction rates have led to disparity in diversity between the five MTEs of the world: the Cape, California, Mediterranean Basin, Chile, and Western Australia. To test this hypothesis, we built a phylogenetic tree for 280 Rhamnaceae species, estimated divergence times using eight fossil calibrations, and used Bayesian methods and simulations to test for differences in diversification rates. Rhamnaceae lineages in MTEs generally show higher diversification rates than elsewhere, but speciation and extinction dynamics show a pattern of continent?dependence. We detected high speciation and extinction rates in California and significantly lower extinction rates in the Cape and Western Australia. The independent colonization of four of five MTEs may have occurred conterminously in the Oligocene/Early Miocene, but colonization of the Mediterranean Basin happened later, in the Late Miocene. This suggests that the in situ radiations of these clades were initiated before the onset of winter rainfall in these regions. These results indicate independent evolutionary histories of Rhamnaceae in MTEs, possibly related to the intensity of climate oscillations and the geological history of the regions.eng
dc.format.mimetypeapplication/pdf
dc.identifier.doihttps://doi.org/10.1111/evo.12605
dc.identifier.issnISSN: 0014-3820
dc.identifier.issnEISSN: 1558-5646
dc.identifier.urihttps://repository.urosario.edu.co/handle/10336/27540
dc.language.isoengspa
dc.publisherSociety for the Study of Evolutionspa
dc.relation.citationEndPage771
dc.relation.citationIssueNo. 3
dc.relation.citationStartPage756
dc.relation.citationTitleEvolution: International Journal of Organic Evolution
dc.relation.citationVolumeVol. 69
dc.relation.ispartofEvolution: International Journal of Organic Evolution, ISSN: 0014-3820;EISSN: 1558-5646, Vol.69, No.3 (March 2015); pp. 756-771spa
dc.relation.urihttps://onlinelibrary.wiley.com/doi/epdf/10.1111/evo.12605spa
dc.rights.accesRightsinfo:eu-repo/semantics/restrictedAccess
dc.rights.accesoRestringido (Acceso a grupos específicos)spa
dc.sourceEvolution: International Journal of Organic Evolutionspa
dc.source.instnameinstname:Universidad del Rosario
dc.source.reponamereponame:Repositorio Institucional EdocUR
dc.subject.keywordCalifornian Floristic Provincespa
dc.subject.keywordCape diversification ratespa
dc.subject.keywordExtinction speciationspa
dc.subject.keywordWestern Australiaspa
dc.titleDo Mediterranean-type ecosystems have a common history?-insights from the Buckthorn family (Rhamnaceae)spa
dc.title.TranslatedTitle¿Los ecosistemas de tipo mediterráneo tienen una historia común? - Perspectivas de la familia Buckthorn (Rhamnaceae)spa
dc.typearticleeng
dc.type.hasVersioninfo:eu-repo/semantics/publishedVersion
dc.type.spaArtículospa
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