National Repository of Grey Literature 2 records found  Search took 0.00 seconds. 
Biogeography, phylogeny, ecology and systematics of epigean freshwater Amphipoda in the Carpathian arc and beyond
Copilas-Ciocianu, Denis ; Petrusek, Adam (advisor) ; Väinölä, Risto (referee) ; Trontejl, Peter (referee)
3 ABSTRACT Freshwateramphipodsarepoordispersersduetothefragmentarynatureoftheir habitat,benthiclife-styleandlackofresistantpropagules.Consequently,mostspeciesare narrowlyendemic,andwidespreadmorphospeciesconsistofnumerousdivergentlineages. Assuch,thesepatternsareconsideredrelict, mainlyreflectinghistoricalratherthan contemporaryfactors.TheCarpathian Mountainsunderwentadramaticgeomorphological evolutionduringthelast20millionyears,risingfromtheParatethysSeathroughaseriesof islandsthateventuallycoalescedintooneofthelongest mountainchainsinEurope. Moreover,these mountainsandsurroundingbasinsareinhabitedbyaubiquitousand diverseamphipodfauna,providinganidealsettingfortestinghistoricalbiogeographical hypotheses.OurresultshaveshownthatinthesouthernhalfoftheCarpathians,montane Gammarus taxadisplayfragmentedandallopatricdistributionpatterns whilelowland speciesbelongingtothegeneraNiphargus andSynurella are mostlysympatricand widespreadoverlargedistances.Subsequent molecularinvestigationsrevealedthatthe patchydistributionofG.fossaruminthewesternandsouthwesternCarpathianshaslikely resultedfromthebreakupofaformerlycontiguouslandmass16 millionyearsago, suggestingthatgeologicalsubsidencecanplayanimportantroleinshapingbiogeographical patterns. Moreover,the WesternCarpathianlineagesineasternCzechiaandSlovakiaare...
Biogeography, phylogeny, ecology and systematics of epigean freshwater Amphipoda in the Carpathian arc and beyond
Copilas-Ciocianu, Denis ; Petrusek, Adam (advisor) ; Väinölä, Risto (referee) ; Trontejl, Peter (referee)
3 ABSTRACT Freshwateramphipodsarepoordispersersduetothefragmentarynatureoftheir habitat,benthiclife-styleandlackofresistantpropagules.Consequently,mostspeciesare narrowlyendemic,andwidespreadmorphospeciesconsistofnumerousdivergentlineages. Assuch,thesepatternsareconsideredrelict, mainlyreflectinghistoricalratherthan contemporaryfactors.TheCarpathian Mountainsunderwentadramaticgeomorphological evolutionduringthelast20millionyears,risingfromtheParatethysSeathroughaseriesof islandsthateventuallycoalescedintooneofthelongest mountainchainsinEurope. Moreover,these mountainsandsurroundingbasinsareinhabitedbyaubiquitousand diverseamphipodfauna,providinganidealsettingfortestinghistoricalbiogeographical hypotheses.OurresultshaveshownthatinthesouthernhalfoftheCarpathians,montane Gammarus taxadisplayfragmentedandallopatricdistributionpatterns whilelowland speciesbelongingtothegeneraNiphargus andSynurella are mostlysympatricand widespreadoverlargedistances.Subsequent molecularinvestigationsrevealedthatthe patchydistributionofG.fossaruminthewesternandsouthwesternCarpathianshaslikely resultedfromthebreakupofaformerlycontiguouslandmass16 millionyearsago, suggestingthatgeologicalsubsidencecanplayanimportantroleinshapingbiogeographical patterns. Moreover,the WesternCarpathianlineagesineasternCzechiaandSlovakiaare...

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