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Chinese Academy of Sciences Institutional Repositories Grid
The evolution of large-bodied theropod dinosaurs during the Mesozoic in Asia

文献类型:期刊论文

作者Brusatte, S. L.1,2; Benson, R. B. J.3; Xu, X.4; sbrusatte@amnh.org; rbb27@cam.ac.uk; xingxu@vip.sina.com
刊名JOURNAL OF IBERIAN GEOLOGY
出版日期2010
卷号36期号:2页码:275-296
关键词Asia Dinosauria Mesozoic Paleobiogeography Theropoda Tyrannosauridae
ISSN号1698-6180
文献子类Article
英文摘要The fossil record of large-bodied, apex carnivorous theropod dinosaurs in Eastern Asia is now among the best understood in the world, thanks to new discoveries and reinterpretations of long-neglected fossils. Asia boasts the most complete record of Middle Jurassic theropods globally, as well as one of the best-studied Late Cretaceous theropod faunas, and new research is helping to fill what was previously a 60-million-year gap in the Early-mid Cretaceous fossil record of large Asian predators. In general, the biogeographic affinities of large-bodied Asian theropods over time were intimately related to physical geography, and progressively more derived theropod clades evolved large body size and occupied the apex predator niche throughout the Jurassic and Cretaceous. During the Middle Jurassic, largely endemic clades of basal tetanurans were prevalent in Asia, whereas during the Late Jurassic-mid Cretaceous more derived "intermediate" tetanuran theropods with cosmopolitan affinities occupied the large predator role, including sinraptorids, spinosaurids, and carcharodontosaurians. Finally, during the final 20 million years of the Cretaceous, more derived, bird-like coelurosaurs attained large body size. Foremost among these were the tyrannosaurids, a radiation of northern (Asian and North American) megapredators whose ascent into the apex predator niche was a delayed event restricted to the Campanian-Maastrichtian. As Asia is the focus of intense ongoing dinosaur fieldwork, our understanding of large-bodied theropod evolution will continue to be refined with future discoveries.
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WOS关键词REPUBLIC-OF-CHINA ; IREN DABASU FORMATION ; TYRANNOSAURUS-REX ; NORTH-AMERICA ; MEGALOSAURUS-BUCKLANDII ; ORNITHOMIMID DINOSAUR ; FEATHERED DINOSAURS ; NORTHWESTERN CHINA ; SAUROPOD DINOSAURS ; PREDATORY DINOSAUR
WOS研究方向Geology
语种英语
WOS记录号WOS:000283536400012
公开日期2013-11-27
源URL[http://119.78.100.205/handle/311034/4646]  
专题古脊椎动物与古人类研究所_图书馆1
古脊椎动物与古人类研究所_古低等脊椎动物研究室
通讯作者sbrusatte@amnh.org; rbb27@cam.ac.uk; xingxu@vip.sina.com
作者单位1.Amer Museum Nat Hist, Div Paleontol, New York, NY 10025 USA
2.Columbia Univ, Dept Earth & Environm Sci, New York, NY USA
3.Univ Cambridge, Dept Earth Sci, Cambridge CB2 3EQ, England
4.Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Beijing 100044, Peoples R China
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Brusatte, S. L.,Benson, R. B. J.,Xu, X.,et al. The evolution of large-bodied theropod dinosaurs during the Mesozoic in Asia[J]. JOURNAL OF IBERIAN GEOLOGY,2010,36(2):275-296.
APA Brusatte, S. L.,Benson, R. B. J.,Xu, X.,sbrusatte@amnh.org,rbb27@cam.ac.uk,&xingxu@vip.sina.com.(2010).The evolution of large-bodied theropod dinosaurs during the Mesozoic in Asia.JOURNAL OF IBERIAN GEOLOGY,36(2),275-296.
MLA Brusatte, S. L.,et al."The evolution of large-bodied theropod dinosaurs during the Mesozoic in Asia".JOURNAL OF IBERIAN GEOLOGY 36.2(2010):275-296.

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来源:古脊椎动物与古人类研究所

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