The Earliest Pterodactyloid and the Origin of the Group | |
Andres, Brian1; Clark, James2; Xu, Xing3; Andres, B (reprint author), Univ S Florida, Sch Geosci, Tampa, FL 33620 USA. | |
2014-05-05 | |
发表期刊 | CURRENT BIOLOGY |
ISSN | 0960-9822 |
卷号 | 24期号:9页码:1011-1016 |
文章类型 | Article |
摘要 | The pterosaurs were a diverse group of Mesozoic flying reptiles that underwent a body plan reorganization, adaptive radiation, and replacement of earlier forms midway through their long history, resulting in the origin of the Pterodactyloidea, a highly specialized clade containing the largest flying organisms. The sudden appearance and large suite of morphological features of this group were suggested to be the result of it originating in terrestrial environments, where the pterosaur fossil record has traditionally been poor [1, 2], and its many features suggested to be adaptations to those environments [1, 2]. However, little evidence has been available to test this hypothesis, and it has not been supported by previous phylogenies or early pterodactyloid discoveries. We report here the earliest pterosaur with the diagnostic elongate metacarpus of the Pterodactyloidea, Kryptodrakon progenitor, gen. et sp. nov., from the terrestrial Middle-Upper Jurassic boundary of Northwest China. Phylogenetic analysis confirms this species as the basalmost pterodactyloid and reconstructs a terrestrial origin and a predominantly terrestrial history for the Pterodactyloidea. Phylogenetic comparative methods support this reconstruction by means of a significant correlation between wing shape and environment also found in modern flying vertebrates, indicating that pterosaurs lived in or were at least adapted to the environments in which they were preserved. |
WOS标题词 | Science & Technology ; Life Sciences & Biomedicine |
关键词[WOS] | PTEROSAUR ; CHINA ; XINJIANG ; FLIGHT |
收录类别 | SCI |
语种 | 英语 |
项目资助者 | National Natural Science Foundation of China; National Science Foundation Division of Earth Sciences; Chinese Academy of Sciences; National Geographic Society; Jurassic Foundation; Hilmar Sallee bequest; George Washington University |
WOS研究方向 | Biochemistry & Molecular Biology ; Cell Biology |
WOS类目 | Biochemistry & Molecular Biology ; Cell Biology |
WOS记录号 | WOS:000335542300026 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.205/handle/311034/5159 |
专题 | 古低等脊椎动物研究室 |
通讯作者 | Andres, B (reprint author), Univ S Florida, Sch Geosci, Tampa, FL 33620 USA. |
作者单位 | 1.Univ S Florida, Sch Geosci, Tampa, FL 33620 USA 2.George Washington Univ, Dept Biol Sci, Washington, DC 20024 USA 3.Chinese Acad Sci, Inst Vertebrate Paleontol & Paleoanthropol, Key Lab Vertebrate Evolut & Human Origins, Beijing 100044, Peoples R China |
推荐引用方式 GB/T 7714 | Andres, Brian,Clark, James,Xu, Xing,et al. The Earliest Pterodactyloid and the Origin of the Group[J]. CURRENT BIOLOGY,2014,24(9):1011-1016. |
APA | Andres, Brian,Clark, James,Xu, Xing,&Andres, B .(2014).The Earliest Pterodactyloid and the Origin of the Group.CURRENT BIOLOGY,24(9),1011-1016. |
MLA | Andres, Brian,et al."The Earliest Pterodactyloid and the Origin of the Group".CURRENT BIOLOGY 24.9(2014):1011-1016. |
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