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| From Dinosaurs to Birds： Puzzles Unraveled while Evidence Building up | |
| 作者单位： | CHEN Pingfu(Institute of Vertebrate Paleontology and Paleoanthropology);SONG Jianlan(BCAS Staff Reporter) |
| 摘 要： | Rejuvenation of dinosaurian origin of birds and its theoretical difficulties In 1986, Prof. Jacques Gauthier from Yale University first applied cladistic systimaties to the analysis of the relationships between birds and other species in archosauria, a basal reptilian group that includes dinosaurs, pterosaurs, crocodilias and some other extinct reptilians. His analysis further confirmed that birds might have originated from a branch of small theropods close to Deinonychosauria. Encouraged by this work, the paleontological community cast intense attention to birds＇ dinosaurian origin theory, |
| 关 键 词： | 鸟类 恐龙 证据 耶鲁大学 爬行动物 兽脚类 生物界 起源 |
From Dinosaurs to Birds:Puzzles Unraveled while Evidence Building up |
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| Authors: | CHEN Pingfu SONG Jianlan |
| Institution: | 1. Institute of Vertebrate Paleontology and Paleoanthropology 2. BCAS Staff Reporter |
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