中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Taxonomy and molecular phylogeny of three marine benthic species of Haslea (Bacillariophyceae), with transfer of two species to Navicula

文献类型:期刊论文

作者Li, Yuhang1; Chen, Xumiao1; Sun, Zhongmin1,3; Xu, Kuidong1,2,3
刊名DIATOM RESEARCH
出版日期2017
卷号32期号:4页码:451-463
关键词Benthic Diatoms Haslea Navicula New Combination China
ISSN号0269-249X
DOI10.1080/0269249X.2017.1401008
文献子类Article
英文摘要Using light, scanning and transmission electron microscopy, and SSU rDNA and rbcL gene sequencing, we investigated three marine benthic diatoms: Haslea avium Tiffany, Herwig et Sterrenburg; H. feriarum Tiffany et Sterrenburg and H. tsukamotoi Sterrenburg et Hinz collected from intertidal sediments in China. These are the first records of these three species from China. Our observations showed that the typical valve structure of Haslea, with an inner basal layer and an outer tegumental layer, and walls (saepes sensu Sterrenburg et al.) between them is not present in either H. tsukamotoi or H. avium. Moreover, the two species possess small helictoglossae, an internal apical thickened area and hooked terminal fissures reaching to the valve mantle, suggesting a close relationship with Navicula tripunctata, the type species of Navicula s.s. In molecular phylogenetic analyses, Haslea was polyphyletic, being divided into two separate clades: H. feriarum belonged to a clade that comprised only Haslea species, including the type H. ostrearia, while H. tsukamotoi and H. avium were within the Navicula clade. Therefore, we propose transferring H. tsukamotoi and H. avium to Navicula and suggest that the presence of continuous longitudinal strips on the external valve surface is not a synapomorphy, but rather a homoplastic character for Haslea.
WOS关键词DIATOMS ; BLUE ; GYROSIGMA ; MODELS ; SEA
WOS研究方向Marine & Freshwater Biology
语种英语
WOS记录号WOS:000425688400005
出版者TAYLOR & FRANCIS LTD
资助机构Nanji Islands National Marine Natural Reserve Postdoctoral Research Funding(NJKJ-2015-005) ; National Programme on Global Change and Air-Sea Interaction(GASI-01-02-02-02)
源URL[http://ir.qibebt.ac.cn/handle/337004/10609]  
专题中国科学院青岛生物能源与过程研究所
通讯作者Xu, Kuidong
作者单位1.Chinese Acad Sci, Inst Oceanol, Dept Marine Organism Taxon & Phylogeny, Qingdao, Peoples R China
2.Qingdao Natl Lab Marine Sci & Technol, Lab Marine Biol & Biotechnol, Qingdao, Peoples R China
3.Univ Chinese Acad Sci, Coll Earth Sci, Beijing, Peoples R China
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Li, Yuhang,Chen, Xumiao,Sun, Zhongmin,et al. Taxonomy and molecular phylogeny of three marine benthic species of Haslea (Bacillariophyceae), with transfer of two species to Navicula[J]. DIATOM RESEARCH,2017,32(4):451-463.
APA Li, Yuhang,Chen, Xumiao,Sun, Zhongmin,&Xu, Kuidong.(2017).Taxonomy and molecular phylogeny of three marine benthic species of Haslea (Bacillariophyceae), with transfer of two species to Navicula.DIATOM RESEARCH,32(4),451-463.
MLA Li, Yuhang,et al."Taxonomy and molecular phylogeny of three marine benthic species of Haslea (Bacillariophyceae), with transfer of two species to Navicula".DIATOM RESEARCH 32.4(2017):451-463.

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来源:青岛生物能源与过程研究所

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