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Morphology and morphometry of two hybridizing buntings at their hybrid zone in northern Iran reveal intermediate and transgressive morphotypes

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Avian Research 2023年第4期14卷 523-532页

作者： ali gholamhosseini Mansour aliabadian Till Topfer Glenn-Peter Sætre Ornithology Research Laboratory Department of BiologySchool of ScienceShiraz UniversityShirazIran Department of Biology Faculty of SciencesFerdowsi University of MashhadMashhadIran Leibniz Institute for the Analysis of Biodiversity Change Zoological Research Museum Alexander KoenigCentre for Taxonomy and MorphologyBonnGermany Centre for Ecological and Evolutionary Synthesis(CEES) Department of BiosciencesUniversity of OsloNorway

The closely related Black-headed Bunting(Emberiza melanocephala,a western Palearctic lineage)and Red-headed Bunting(Emberiza bruniceps,an eastern Palearctic lineage)hybridize and replace each other south of the Caspian *** parental species have distinct phenotypes and therefore morphology is useful for assessing hybridization in the contact *** the years of 1940 and 1977,quite a few hybrids were collected and studied *** then,the hybrid zone appears to have expanded westwards,but there has been a time gap in the collection of morphological *** we reanalyze bunting specimens morphologically and compare the historical data with recent *** and phenotypic traits from three time periods(1940,1977 and recent)were studied to assess phenotypic variation of hybrids,pattern of hybridization,and transgressive traits in the hybrid *** results show that most of the birds in the hybrid zone exhibit intermediate phenotypes(both colors and morphometric characters),ranging from the pure phenotype of either of the parental ***,hybridization has also produced novel phenotypes not seen in any of the *** a canonical discriminant function analysis,the morphometric characters separated each parental species and the hybrids quite *** results showed morphometric intermediacy of hybrids in accordance with *** observe a time trend in which recent hybrids are more similar to Red-headed Buntings phenotypically compared to historical *** pattern is likely a signature of a westward expansion of the Red-headed Bunting into the breeding range of the Black-headed Bunting.

关键词： Bunting Hybridization Intermediate phenotypes Transgressive traits

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first records of tropiocolotes steudneri peters, 1869 and hemidactylus flaviviridis riippell, 1840 (sauria: gekkonidae)from fars province, iran

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Asian Herpetological Research 2010年第1期1卷 61-63页

作者： ali Gholamifard ali gholamhosseini Nasrullah Rastegar-Pouyani Hamid Reza Esmaeili Haji-Gholi Kami department of biology college of sciences shiraz university shiraz 71454 iran department of biology faculty of sciences razi university kermanshah 671491ran department of biology faculty of sciences golestan university gorgan 336 iran

Steudner’s dwarf gecko,Tropiocolotes steudneri(Peters,1869) and the yellow-bellied house gecko,Hemidactylus flaviviridis Rüppell,1840 were recorded for the first time from Fars Province in southern *** a herpetofaunal survey in November 2006,a single subadult specimen of *** was collected from Deh Kohneh in southwestern *** November 2007 and May 2008,two specimens of *** were collected from Ghaleh Seied in western Fars,*** collection locations of the two new records are well outside the known distribution ranges of the two species in Iran.

关键词： lizard new record distribution Iranian Plateau gecko

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