褶邊獸科
褶边兽科 化石时期:
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无效状况
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科学分类 | |
界: | 动物界 Animalia |
门: | 脊索动物门 Chordata |
纲: | 哺乳纲 Mammalia |
演化支: | 獸形類 Theriimorpha |
演化支: | 獸型類 Theriiformes |
演化支: | Trechnotheria |
演化支: | 歧獸類 Cladotheria |
演化支: | 原磨楔齒類 Prototribosphenida |
演化支: | Zatheria |
演化支: | 磨楔齒類 Tribosphenida |
亚纲: | 獸亞綱 Theria |
下纲: | 真獸下綱 Eutheria |
演化支: | 有胎盤類 Placentalia |
高目: | 北方真兽高目 Boreoeutheria |
总目: | 勞亞獸總目 Laurasiatheria |
演化支: | 有阴囊类 Scrotifera |
大目: | 猛獸有蹄大目 Ferungulata |
演化支?: | 有蹄類 Ungulata |
科: | †褶边兽科 Periptychidae Cope, 1882 |
亞科 | |
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褶邊獸科(Periptychidae),又名褶齒獸科,是古新世一科有胎盤的哺乳動物,只有在北美洲出現。牠們是演化輻射自踝節目的早期雜食性及草食性動物,與一些及現今的有蹄類有關。褶邊獸科與其他踝節目不同的是其牙齒,前臼齒腫大及垂直的琺瑯質脊。褶邊獸科不論大型及細小的屬,都有粗壯的骨骼。從已知的骨骼得知,褶邊獸科一般都是棲息於陸地的。
下级分类
本科包括以下属:
- † Alticonus Eberle & Lillegraven, 1998
- †Alticonus gazini Eberle & Lillegraven, 1998
- † Ampliconus Eberle & Lillegraven, 1998
- †Ampliconus antoni Eberle & Lillegraven, 1998
- †Ampliconus browni Eberle & Lillegraven, 1998
- † Anisonchanus Strand, 1928
- † Anisonchus Cope, 1881
- † Auraria Middleton & Dewar, 2004
- † Beornus Atteberry & Eberle, 2021
- † Conacodon Matthew, Baldwin, Cope & Wortman, 1897
- † Ectoconus Cope, 1884
- † Escatepos Reynolds, 1936
- † Goleroconus McKenna, Honey & Lofgren, 2008
- † Haploconus Cope, 1882
- † Hemithlaeus Cope, 1882
- † Lessnessina Hooker, 1979
- † Militocodon (Conacodontinaegotu亚科)
- †Militocodon lydae Weaver, Crowell, Chester & Lyson, 2024[1]
- † Miniconus Atteberry & Eberle, 2021
- † Mithrandir Cifelli, 1983
- † Oxyacodon Osborn & Earle, 1895
- † Paleoungulatum Kelly, 2014
- † Periptychus Cope, 1881
- † Pseudanisonchus Zhang, Zheng & Ding, 1979
- † Tinuviel van Valen, 1978
參考
- McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8
- Middleton M.D. and E.W. Dewar, 2004. New mammals from the early Paleocene Littleton fauna (Denver Formation, Colorado) Bulletin of the New Mexico Museum of Natural History and Science 26:59-80.
- Rose, Kenneth D. 2006. The Beginning of the Age of Mammals. The Johns Hopkins University Press, Baltimore, 428 pp.
- ^ Lucas N. Weaver, Jordan W. Crowell, Stephen G. B. Chester and Tyler R. Lyson. 2024. Skull of A New periptychid Mammal from the lower Paleocene Denver Formation of Colorado (Corral Bluffs, El Paso County). Journal of Mammalian Evolution. 31, 16. DOI: 10.1007/s10914-024-09716-5