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地质论评  2003 

论鸟类飞行的起源

Keywords: 鸟类飞行起源树栖起源说奔跑起源说化石

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Abstract:

笔者简要介绍了有关鸟类飞行起源的两种假说,即“飞行的树栖起源”假说和“飞行的奔跑起源”假说,并根据近几年中国辽西发现的化石材料,对两种假说的立论依据和机理进行了分析和评述,初步认为两种可能性均存在,但因奔跑而飞地的机制更为普遍合理,“上树”是一种可能的条件,但既非必要条件也非充分条件。

References

[1]  Ji Q, Ji S A. 1996. On discovery of the earliest bird fossil in China and the origin of birds. Chinese Geology, (10): 30~32 (in Chinese with English abstract).
[2]  Ji Q, Ji S A. 1997. Protarchaeopterygid bird (Protarchaeopteryx gen.nov. )-fossil remains of Archaeopterygids from China. Chi nese Geology, (3): 38~41 (in Chinese with English abstract).
[3]  JiQ, JiSA, YouHL, ZhangJP, YuanCX, JiXX, LiJL, LiY X. 2002. Discovery of an avialae bird--Shenzhouraptor sinensis gen. nov.--from China. Geological Bulletin of China, 21 (7):363~369 (in Chinese with English abstract).
[4]  Ji Q, Currie P J, Norell M A, et al. 1998. Two feathered dinosaurs from northeastern China. Nature, 393: 753~761.
[5]  Ji Q, Norell M A, Gao K Q, et al. 2001. The distribution of integumentary structures in a feathered dinosaur. Nature, 410: 1084~1088.
[6]  Norell M A, Ji Q, Gao K Q, et al. 2002. "Modern" feathers on a non-avian dinosaur. Nature, 416: 36~37.
[7]  Xu X, Tang Z L, Wang X L. 1999a. A therizinosaurid dinosaur with integumentary structures from China. Nature, 399: 350~354.
[8]  Xu X, Wang X L, Wu X C. 1999b. A dromaeosaurid dinosaur with a filamentous integument from the Yixian Formation of China. Nature, 401: 262~266.
[9]  Xu X, Zhou Z H, Wang X L. 2000. The smallest known non-avian theropod dinosaur. Nature, 408: 705~708.

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