中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
An adult specimen of Sinocyamodus xinpuensis (Sauropterygia: Placodontia) from Guanling, Guizhou, China

文献类型:期刊论文

作者Wang, Wei1,2,3,4; Li, Chun1,2; Wu, Xiao-Chun5
刊名ZOOLOGICAL JOURNAL OF THE LINNEAN SOCIETY
出版日期2019-03-01
卷号185期号:3页码:910-924
关键词comparative anatomy ontogeny osteology phylogeny postcranial skeleton Reptilia Triassic
ISSN号0024-4082
DOI10.1093/zoolinnean/zly080
通讯作者Wang, Wei(wangwei2014@ivpp.ac.cn)
英文摘要Cyamodontoidea is an armoured lineage of Placodontia, the basal-most clade of Sauropterygia. It was unknown in China until Sinocyamodus xinpuensis was reported in 2000, on the basis of a subadult specimen. Here we describe the first adult specimen of this taxon. This nearly complete specimen was determined to be S. xinpuensis by the stout triangular skull with a short snout, the nasalnasal contact, a carapace with three types of osteoderms developing rows in meridional ridges and vaulted zones on both sides and the phalangeal formula of 2-3-4-4-2. In this study, the diagnosis of S. xinpuensis is revised based on the new specimen, and the morphological interpretation, especially of the postcranial anatomy, is given. With new information from the adult specimen, our phylogenetic analysis supports the sister-group relationship of Sinocyamodus to Cyamodus. The differences between this new adult specimen and the subadult type specimen reveal ontogenetic variations in morphology, such as the growth of the posterior portion of the skull, the number of osteoderms and the configuration of the carapace.
WOS关键词MARINE REPTILES ; PALEOBIOGEOGRAPHY ; PHYLOGENY
资助项目Strategic Priority Research Program (B) of Chinese Academy of Sciences[XDB26000000] ; National Natural Science Foundation of China (NSFC)[41772006] ; University of Chinese Academy of Sciences Joint PhD Training Program[UCAS[2015]37]
WOS研究方向Zoology
语种英语
WOS记录号WOS:000462613400008
出版者OXFORD UNIV PRESS
资助机构Strategic Priority Research Program (B) of Chinese Academy of Sciences ; National Natural Science Foundation of China (NSFC) ; University of Chinese Academy of Sciences Joint PhD Training Program
源URL[http://119.78.100.205/handle/311034/9527]  
专题中国科学院古脊椎动物与古人类研究所
通讯作者Wang, Wei
作者单位1.Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Key Lab Vertebrate Evolut & Human Origins, Beijing 100044, Peoples R China
2.Chinese Acad Sci, Ctr Excellence Life & Paleoenvironm, Beijing 100044, Peoples R China
3.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
4.Univ Zurich, Palaontol Inst & Museum, Karl Schmid Str 4, CH-8006 Zurich, Switzerland
5.Canadian Museum Nat, Stn D, POB 3443, Ottawa, ON KIP 6P4, Canada
推荐引用方式
GB/T 7714
Wang, Wei,Li, Chun,Wu, Xiao-Chun. An adult specimen of Sinocyamodus xinpuensis (Sauropterygia: Placodontia) from Guanling, Guizhou, China[J]. ZOOLOGICAL JOURNAL OF THE LINNEAN SOCIETY,2019,185(3):910-924.
APA Wang, Wei,Li, Chun,&Wu, Xiao-Chun.(2019).An adult specimen of Sinocyamodus xinpuensis (Sauropterygia: Placodontia) from Guanling, Guizhou, China.ZOOLOGICAL JOURNAL OF THE LINNEAN SOCIETY,185(3),910-924.
MLA Wang, Wei,et al."An adult specimen of Sinocyamodus xinpuensis (Sauropterygia: Placodontia) from Guanling, Guizhou, China".ZOOLOGICAL JOURNAL OF THE LINNEAN SOCIETY 185.3(2019):910-924.

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来源:古脊椎动物与古人类研究所

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