原颚龟
原颚龟 化石时期:三叠纪晚期,
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原颚龟化石 | |
科学分类 | |
界: | 动物界 Animalia |
门: | 脊索动物门 Chordata |
纲: | 爬行纲 Reptilia |
演化支: | 新双弓类 Neodiapsida |
演化支: | 蜥类 Sauria |
演化支: | 主龟龙类 Archelosauria |
下纲: | 主龙形下纲 Archosauromorpha |
演化支: | 泛龟类 Pantestudines |
演化支: | 龟鳖类 Testudinata |
属: | †原颚龟属 Proganochelys Baur, 1887 |
种: | †原颚龟 P. quenstedti
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二名法 | |
†Proganochelys quenstedti | |
异名[2] | |
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原颚龟(学名:Proganochelys quenstedti)是到目前为止已发现的最古老的陆生乌龟,可追溯到大约2亿年前的三叠纪晚期[3][4]。
古生态学
习性
原颚龟生活在三叠纪的劳亚大陆,被发现于德国[5]、格陵兰[6]以及泰国。[7]
龟壳长度达70厘米,头部不能缩回壳中[8]。
参见
参考文献
- ^ G. Baur: Über den Ursprung der Extremitäten der Ichthyopterygia. In: Jahresberichte und Mitteilungen des Oberrheinischen geologischen Vereines 20, 1887, S. 17–20
- ^ Palmer, D. (编). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. 1999: 66–67. ISBN 1-84028-152-9.
- ^ Li, Chun; Xiao-Chun Wu, Olivier Rieppel, Li-Ting Wang & Li-Jun Zhao. An ancestral turtle from the Late Triassic of southwestern China. Nature. 2008-11-27, 456: 497–501. doi:10.1038/nature07533.
- ^ Reisz, Robert R.; Jason J. Head. Palaeontology: Turtle origins out to sea. Nature. 2008-11-27, 456: 450–451. doi:10.1038/nature07533.
- ^ E. S. Gaffney: The Comparative Osteology of the Triassic Turtle Proganochelys. In Bulletin of the AMNH 194, 1990, S. 1–263
- ^ F. A. Jr. Jenkins, N. H. Shubin, W. W. Amarel, S. M. Gatesy, C. R. Schaff, L. B. Clemmensen, W.R. Downs, A. R. Davidson, N. C. Bonde & F. Osbæck: Late Triassic continental vertebrates and depositional environments of the Fleming Fjord Formation, Jameson Land, East Greenland. In Meddelelser om Grønland, Geoscience 32, 1994, S. 1–25
- ^ E. Buffetaut & V. Suteethom: The geographical significance of the mesozoic vertebrates from Thailand. In Biogeography and Geological Evolution of SE Asia, Backbuys Publishers, Leiden 1998, S. 83–90.
- ^ M. Mlynarski: Testudines. Handbuch der Paläoherpetologie, Part 7. Verlag Dr. Friedrich Pfeil, 1976, S. 1-129.