中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Morphology, Phylogeny, and Evolution of the Rarely Known Genus Admetella McIntosh, 1885 (Annelida, Polynoidae) with Recognition of Four New Species from Western Pacific Seamounts

文献类型:期刊论文

作者Wu, Xuwen1,4; Kou, Qi1,4; Sun, Yanan1; Zhen, Wenquan3; Xu, Kuidong1,2,4
刊名JOURNAL OF ZOOLOGICAL SYSTEMATICS AND EVOLUTIONARY RESEARCH
出版日期2024-10-08
卷号2024页码:20
ISSN号0947-5745
DOI10.1155/2024/9886076
通讯作者Xu, Kuidong(kxu@qdio.ac.cn)
英文摘要The polynoid genus Admetella constitutes a deep-sea assemblage of polychaetes, notable for their large bodies adorned with antennal scales positioned dorsally to the bases of lateral antennae. Furthermore, the genus exhibits swimming proficiencies facilitated by elongated parapodia and flattened chaetae. Despite the frequent encounters with Admetella members during various deep-sea explorations, a substantial gap in our comprehension of their diversity, phylogeny, and evolutionary trajectories still exists. Our thorough morphological and phylogenetic investigations of specimens obtained from three seamounts located in the tropical western Pacific have unveiled six species belonging to the genus Admetella, four of these being newly identified as Admetella multiseta sp. nov., A. levensteini sp. nov., A. nanhaiensis sp. nov., and A. undulata sp. nov. The other two species of Admetella remain unidentifiable at the species level due to the loss of crucial details. Our phylogenetic analysis, grounded on 13 mitochondrial protein-coding genes and the inclusion of 12S, 16S, 18S, 28S rRNA, and ITS1-ITS2 genes, substantiates the monophyly of Admetella. Admetella is positioned at an intermediate node within the phylogenetic tree, situated between representative shallow-water and deep-sea subfamilies. The independent evolution of antennal scales within Admetella among polynoids constitutes a synapomorphy for this genus. Ancestral state reconstruction (ASR) analyses suggest that deep-sea polynoids evolved from shallow-water ancestors that possessed lateral antennae, which were subsequently lost in members inhabiting extreme marine environments, such as deep-sea hydrothermal vents and anchialine caves. The analysis further implicates that swimming ability independently evolved at least four times within the Polynoidae family.
WOS关键词MULTIPLE SEQUENCE ALIGNMENT ; MODEL ; SELECTION ; SOFTWARE ; CHOICE
资助项目National Natural Science Foundation of China ; Shandong Provincial Natural Science Foundation[2023HWYQ-101] ; Taishan Scholars Program[tsqn:202306288] ; Strategic Priority Research Program of the Chinese Academy of Sciences[XDB42000000] ; Guangxi Key Laboratory of Beibu Gulf Marine Biodiversity Conservation, Beibu Gulf University[2022KA05] ; [41930533]
WOS研究方向Evolutionary Biology ; Zoology
语种英语
WOS记录号WOS:001338425800001
出版者WILEY
源URL[http://ir.qdio.ac.cn/handle/337002/199519]  
专题海洋研究所_海洋生物分类与系统演化实验室
通讯作者Xu, Kuidong
作者单位1.Chinese Acad Sci, Inst Oceanol, Lab Marine Organism Taxon & Phylogeny, Qingdao Key Lab Marine Biodivers & Conservat, Qingdao 266071, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
3.Tangshan Normal Univ, Ocean Coll, Tangshan 063000, Peoples R China
4.Qingdao Marine Sci & Technol Ctr, Lab Marine Biol & Biotechnol, Qingdao, Peoples R China
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Wu, Xuwen,Kou, Qi,Sun, Yanan,et al. Morphology, Phylogeny, and Evolution of the Rarely Known Genus Admetella McIntosh, 1885 (Annelida, Polynoidae) with Recognition of Four New Species from Western Pacific Seamounts[J]. JOURNAL OF ZOOLOGICAL SYSTEMATICS AND EVOLUTIONARY RESEARCH,2024,2024:20.
APA Wu, Xuwen,Kou, Qi,Sun, Yanan,Zhen, Wenquan,&Xu, Kuidong.(2024).Morphology, Phylogeny, and Evolution of the Rarely Known Genus Admetella McIntosh, 1885 (Annelida, Polynoidae) with Recognition of Four New Species from Western Pacific Seamounts.JOURNAL OF ZOOLOGICAL SYSTEMATICS AND EVOLUTIONARY RESEARCH,2024,20.
MLA Wu, Xuwen,et al."Morphology, Phylogeny, and Evolution of the Rarely Known Genus Admetella McIntosh, 1885 (Annelida, Polynoidae) with Recognition of Four New Species from Western Pacific Seamounts".JOURNAL OF ZOOLOGICAL SYSTEMATICS AND EVOLUTIONARY RESEARCH 2024(2024):20.

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来源:海洋研究所

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