中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Preliminary bone histological analysis of Lystrosaurus (Therapsida: Dicynodontia) from the Lower Triassic of North China, and its implication for lifestyle and environments after the end-Permian extinction

文献类型:期刊论文

作者Han, Fenglu4; Zhao, Qi3; Liu, Jun1,2,3
刊名PLOS ONE
出版日期2021-03-18
卷号16期号:3页码:17
ISSN号1932-6203
DOI10.1371/journal.pone.0248681
英文摘要Lystrosaurus represents one of the most successful dicynodonts, a survivor of the end-Permian mass extinction that remained abundant in the Early Triassic, but many aspects of its paleobiology are still controversial. The bone histology of Lystrosaurus species from South Africa and India has provided important information on their growth strategy and lifestyle, but until recently no data was available on the bone histology of Lystrosaurus from China. Here, we report on the bone microstructure of seven Lystrosaurus individuals from the Lower Triassic of Xinjiang, providing the first such data for the Chinese Lystrosaurus species. Our samples indicate that the microstructure of Lystrosaurus limb bones from China is characterized by fibrolamellar bone tissue similar to those from South Africa and India. Three ontogenetic stages were identified: juvenile, early subadult, and late subadult based on lines of arrested growth (LAGs) and bone tissue changes. Bone histology supports a rapid growth strategy for Lystrosaurus during early ontogeny. Unlike Early Triassic Lystrosaurus from South Africa, lines of arrested growth are common in our specimens, suggesting that many individuals of Chinese Lystrosaurus had reached the subadult stage and were interrupted in growth. The differences in bone histology between Lystrosaurus from South Africa and China may indicate different environmental conditions in these two regions.
WOS关键词OXYGEN-ISOTOPE EVIDENCE ; KAROO-BASIN ; MASS EXTINCTION ; AQUATIC HABITS ; GROWTH ; BOUNDARY ; MICROANATOMY ; ANOMODONTIA ; PHYSIOLOGY ; AMNIOTES
资助项目Strategic Priority Research Program of Chinese Academy of Sciences[XDB26000000] ; National Natural Science Foundation of China[41661134047] ; National Natural Science Foundation of China[41530104]
WOS研究方向Science & Technology - Other Topics
语种英语
WOS记录号WOS:000631029700033
出版者PUBLIC LIBRARY SCIENCE
源URL[http://119.78.100.205/handle/311034/18430]  
专题古脊椎动物与古人类研究所_图书馆1
通讯作者Han, Fenglu; Liu, Jun
作者单位1.Univ Chinese Acad Sci, Coll Earth & Planetary Sci, Beijing, Peoples R China
2.CAS Ctr Excellence Life & Paleoenvironm, Beijing, Peoples R China
3.Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Key Lab Vertebrate Evolut & Human Origins, Beijing, Peoples R China
4.China Univ Geosci Wuhan, Sch Earth Sci, Wuhan, Peoples R China
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Han, Fenglu,Zhao, Qi,Liu, Jun. Preliminary bone histological analysis of Lystrosaurus (Therapsida: Dicynodontia) from the Lower Triassic of North China, and its implication for lifestyle and environments after the end-Permian extinction[J]. PLOS ONE,2021,16(3):17.
APA Han, Fenglu,Zhao, Qi,&Liu, Jun.(2021).Preliminary bone histological analysis of Lystrosaurus (Therapsida: Dicynodontia) from the Lower Triassic of North China, and its implication for lifestyle and environments after the end-Permian extinction.PLOS ONE,16(3),17.
MLA Han, Fenglu,et al."Preliminary bone histological analysis of Lystrosaurus (Therapsida: Dicynodontia) from the Lower Triassic of North China, and its implication for lifestyle and environments after the end-Permian extinction".PLOS ONE 16.3(2021):17.

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来源:古脊椎动物与古人类研究所

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