Three new Jurassic euharamiyidan species reinforce early divergence of mammals | |
Bi, Shundong1,2; Wang, Yuanqing1; Guan, Jian3; Sheng, Xia4; Meng, Jin5; Meng, J (reprint author), Amer Museum Nat Hist, Div Paleontol, Cent Pk West & 79th St, New York, NY 10024 USA. | |
2014-10-30 | |
发表期刊 | NATURE |
ISSN | 0028-0836 |
卷号 | 514期号:7524页码:579-+ |
文章类型 | Article |
摘要 | The phylogeny of Allotheria, including Multituberculata and Haramiyida, remains unsolved and has generated contentious views on the origin and earliest evolution of mammals. Here we report three new species of a new clade, Euharamiyida, based on six well-preserved fossils from the Jurassic period of China. These fossils reveal many craniodental and post-cranial features of euharamiyidans and clarify several ambiguous structures that are currently the topic of debate. Our phylogenetic analyses recognize Euharamiyida as the sister group of Multituberculata, and place Allotheria within the Mammalia. The phylogeny suggests that allotherian mammals evolved from a Late Triassic (approximately 208 million years ago) Haramiyavia-like ancestor and diversified into euharamiyidans and multituberculates with a cosmopolitan distribution, implying homologous acquisition of many craniodental and postcranial features in the two groups. Our findings also favour a Late Triassic origin of mammals in Laurasia and two independent detachment events of the middle ear bones during mammalian evolution. |
WOS标题词 | Science & Technology |
关键词[WOS] | FUNCTIONAL-ADAPTIVE ANATOMY ; MARSUPIALS MAYULESTES-FEROX ; ALLOTHERIAN MAMMALS ; PUCADELPHYS-ANDINUS ; EVOLUTION ; DIVERSIFICATION ; CHINA ; EUTRICONODONT ; MAMMALIAFORM ; PALEOBIOLOGY |
收录类别 | SCI |
语种 | 英语 |
项目资助者 | National Basic Research Program of China (973 program) [2012CB821906]; Strategic Priority Research Program of Chinese Academy of Sciences [XDB03020501]; National Science Foundation of China [41128002]; Hundred Talents Programs of the Chinese Academy of Sciences |
WOS研究方向 | Science & Technology - Other Topics |
WOS类目 | Multidisciplinary Sciences |
WOS记录号 | WOS:000343801500038 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.205/handle/311034/5104 |
专题 | 古哺乳动物研究室 |
通讯作者 | Meng, J (reprint author), Amer Museum Nat Hist, Div Paleontol, Cent Pk West & 79th St, New York, NY 10024 USA. |
作者单位 | 1.Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Key Lab Vertebrate Evolut & Human Origins, Beijing 100044, Peoples R China 2.Indiana Univ Penn, Dept Biol, Indiana, PA 15705 USA 3.Beijing Nat Hist Museum, Beijing 100050, Peoples R China 4.Shenyang Normal Univ, Paleontol Museum Liaoning, Shenyang 110034, Liaoning, Peoples R China 5.Amer Museum Nat Hist, Div Paleontol, New York, NY 10024 USA |
推荐引用方式 GB/T 7714 | Bi, Shundong,Wang, Yuanqing,Guan, Jian,et al. Three new Jurassic euharamiyidan species reinforce early divergence of mammals[J]. NATURE,2014,514(7524):579-+. |
APA | Bi, Shundong,Wang, Yuanqing,Guan, Jian,Sheng, Xia,Meng, Jin,&Meng, J .(2014).Three new Jurassic euharamiyidan species reinforce early divergence of mammals.NATURE,514(7524),579-+. |
MLA | Bi, Shundong,et al."Three new Jurassic euharamiyidan species reinforce early divergence of mammals".NATURE 514.7524(2014):579-+. |
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