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远角犀.
远角犀(学名Teleoceras)是生存于约530万年前中新世至上新世早期北美洲一属已灭绝的犀牛。[1]
远角犀的脚较现今犀牛短,胸部呈桶状,故外观有点像现今的河马。牠们有可能是半水生的。牠们只有单一只细小的鼻角。[3]
远角犀是内布拉斯加州火山灰化石床(Ashfall Fossil Beds)中最为普遍的化石。事实上,牠们的遗骸数量很大量及集中,是火山灰化石床中最为密集的化石。大部分的骨骼都获得接近完好的保存。其中一个标本是幼犀从母亲中出生。
犀总科(包括现存属和灭绝属) |
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| 犀 总 科 | | | †两栖犀科 | 地位未定 |
- 拟两栖犀属
- Armania
- Cadurcotherium
- Caenolophus
- Hypsamynodon
- Megalamynodon
- Penetrigonias
- 原卡地犀属
- Rostriamynodon
- 西安犀属
- 德氏兽属
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| 两栖犀亚科 | |
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| †跑犀科 |
- Triplopus
- Rhodopagus
- Epitriplopus
- 跑犀属
- Triplopides
- 巨犀亚科?
| | 紧齿犀亚科 |
- Allacerops
- 紧齿犀属
- 广南犀属
- 原紧齿犀属
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| †巨犀科 |
- Pappaceras
- Forstercooperia
| | 巨犀亚科 |
- 咸海巨犀属
- Buzdartherium
- 准噶尔巨犀属
- 戈壁巨犀属
- 始巨犀属
- 巨犀属
- 额尔登巨犀属
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| 犀科 | |
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| 犀 科 | | | 犀亚科 | †无角犀族 |
- 无角犀属
- 无鼻角犀属
- 奇角犀属
- Aphelops
- 奇角犀属
- 大唇犀属
- Floridaceras
- Hoploaceratherium
- Mesaceratherium
- Peraceras
- 近无角犀属
- Ronzotherium
- 山西犀属
- Sinorhinus
- 亚大唇犀属
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| †远角犀族 |
- 巨獠犀属
- Brachydiceratherium
- 矮脚犀属
- 对鼻角犀属
- Prosantorhinus
- 神农犀属
- 远角犀属
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| 犀族 | |
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| 双角犀族 | |
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| 黑犀族 | |
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| 地位未定 | |
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| †板齿犀亚科 | | | 并角犀族 |
- 并角犀属
- Penetrigonias
- 副跑犀属
- 三角犀属
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| 板齿犀族 | |
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