无齿兽属
无齿兽属(学名:Oudenodon)是已灭绝合弓纲的一属,属于异齿亚目的二齿兽下目,化石发现于非洲南部,生存年代为二叠纪晚期。无齿兽目前已有数个已命名种[2]。模式种O. grandis以及O. bainii的化石发现于南非[3][4]。O. luangwensis的化石发现于尚比亚[5]。O. sakamenensis的化石发现于马达加斯加,是已知唯一发现于马达加斯加的兽孔目[6]。
无齿兽属 化石时期:
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科学分类 | |
界: | 动物界 Animalia |
门: | 脊索动物门 Chordata |
纲: | 合弓纲 Synapsida |
演化支: | 兽孔类 Therapsida |
科: | †无齿兽科 Oudenodontidae |
属: | †无齿兽属 Oudenodon Bain, 1856 |
模式种 | |
Oudenodon bainii Owen, 1860
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种 | |
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无齿兽是无齿兽科的模式属,无齿兽科还包含:Cteniosaurus、Tropidostoma、以及Rhachiocephalus。
参考资料
- ^ Boonstra, L. D. (1938). A report of some Karoo reptiles from the Luangwa Valley, Northern Rhodesia. Quaternary Journal of the Geological Society of London 94:371-384.
- ^ King, G. (1988). Anomodontia. Encyclopedia of Paleoherpetology 17C:1-174.
- ^ Owen, R. (1860). On some reptilian fossils from South Africa. Quaternary Journal of the Geological Assotiation of South Africa 67:1-110.
- ^ Haughton, S. H. (1917). Investigations in South African fossil reptiles and Amphibia. Part 10. Descriptive catalogue of the Dicynodontia. Annals of the South African Museum 12:127-174.
- ^ Keyser, A. W. (1975). A re-evaluation of the cranial morphology and systematics of some tuskless Anomodontia. Memoir of the Geological Society of South Africa 67:1-110.
- ^ Mazin, J. M. and King, G. M. (1991). The first dicynodont from the Late Permian of Malagasy. Palaeontology 34:837–842.