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欧洲拟革螨(蜱螨目,革螨科)的系统发育分析揭示了并系发生和隐存多样性:分子遗传学和形态学方法。

Phylogenetic analysis of European Scutovertex mites (Acari, Oribatida, Scutoverticidae) reveals paraphyly and cryptic diversity: A molecular genetic and morphological approach.

机构信息

Institute of Zoology, Karl-Franzens-University Graz, Universitätsplatz 2, 8010 Graz, Austria.

出版信息

Mol Phylogenet Evol. 2010 May;55(2):677-88. doi: 10.1016/j.ympev.2009.11.025. Epub 2009 Dec 16.

Abstract

The soil and moss dwelling oribatid mite family Scutoverticidae is considered to represent an assemblage of distantly related but morphologically similar genera. We used nucleotide sequences of one mitochondrial (COI) and two nuclear (28S rDNA, ef-1alpha) genes, and 79 morphological characters to elucidate the phylogenetic relationships among 11 nominal plus two undescribed European mite species of the family Scutoverticidae with a particular focus on the genus Scutovertex. Both molecular genetic and morphological data revealed a paraphyletic genus Scutovertex, with S. pictus probably representing a distinct genus, and Provertex kuehnelti was confirmed as member of the family Scutoverticidae. Molecular genetic data confirmed several recently described Scutovertex species and thus the high species diversity within this genus in Europe and suggest that S. sculptus represents a complex of several cryptic species exhibiting marked genetic, but hardly any morphological divergence.

摘要

土壤和苔藓栖息的甲螨科(Oribatida)被认为代表了一组远缘相关但形态相似的属。我们使用了一个线粒体(COI)和两个核(28S rDNA、ef-1alpha)基因的核苷酸序列,以及 79 个形态特征,来阐明 11 个欧洲甲螨科 Scutoverticidae 属的名义加两个未描述的螨种之间的系统发育关系,特别关注 Scutovertex 属。分子遗传和形态数据都显示 Scutovertex 是一个并系群,其中 S. pictus 可能代表一个独特的属,Provertex kuehnelti 被确认为 Scutoverticidae 科的成员。分子遗传数据证实了最近描述的几个 Scutovertex 种,因此表明该属在欧洲具有高度的物种多样性,并表明 S. sculptus 代表了几个具有明显遗传差异、但几乎没有形态差异的隐种的复合体。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/5991/3935463/0ed98b441415/emss-33118-f0001.jpg

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