アメリカライオン

アメリカライオン
生息年代: 0.34–0.011 Ma
アメリカライオンの全身骨格と想像図
分類
ドメイン : 真核生物 Eukaryota
: 動物界 Animalia
: 脊索動物門 Chordata
亜門 : 脊椎動物亜門 Vertebrata
: 哺乳綱 Mammalia
: 食肉目 Carnivora
: ネコ科 Felidae
: ヒョウ属 Panthera
: アメリカライオン P. atrox
学名
Panthera atrox
和名
アメリカライオン
英名
American lion

アメリカライオンPanthera atrox)は、北アメリカに生息していたヒョウ属の絶滅種。約34万年から11,000年前の期間に生息した[1][2][3]。化石はアラスカからメキシコにかけて見つかっている[4][5]遺伝子解析により、ホラアナライオンPanthera spelaea)と姉妹系統であることが示されている[6]。現代のライオンPanthera leo)よりも約25%大きく、既知の最大のネコ科の動物の1つである[7]

関連画像

脚注

  1. ^ Harington, C. R. (1969). "Pleistocene remains of the lion-like cat (Panthera atrox) from the Yukon Territory and northern Alaska". Canadian Journal of Earth Sciences. 6 (5): 1277–1288. Bibcode:1969CaJES...6.1277H. doi:10.1139/e69-127.
  2. ^ Christiansen, P.; Harris, J. M. (2009). "Craniomandibular morphology and phylogenetic affinities of Panthera atrox: implications for the evolution and paleobiology of the lion lineage". Journal of Vertebrate Paleontology. 29 (3): 934–945. doi:10.1671/039.029.0314. S2CID 85975640.
  3. ^ Barnett, R.; Mendoza, M. L. Z.; Soares, A. E. R.; Ho, S. Y. W.; Zazula, G.; Yamaguchi, N.; Shapiro, B.; Kirillova, I. V.; Larson, G.; Gilbert, M. T. P. (2016). "Mitogenomics of the Extinct Cave Lion, Panthera spelaea (Goldfuss, 1810), Resolve its Position within the Panthera Cats". Open Quaternary. 2: 4. doi:10.5334/oq.24.
  4. ^ Whitmore Jr, F.C.; Foster, H. L. (1967). "Panthera atrox (Mammalia: Felidae) from central Alaska". Journal of Paleontology. 61 (1): 247–251. JSTOR 1301922.
  5. ^ Montellano-Ballesteros, M.; Carbot-Chanona, G. (2009). "Panthera leo atrox (Mammalia: Carnivora: Felidae) in Chiapas, Mexico". The Southwestern Naturalist. 54 (2): 217–223. doi:10.1894/CLG-20.1. S2CID 85346247.
  6. ^ Barnett, R.; Shapiro, B.; Barnes, I. A. N.; Ho, S. Y. W.; Burger, J.; Yamaguchi, N.; Higham, T. F. G.; Wheeler, H. T.; Rosendahl, W.; Sher, A. V.; Sotnikova, M.; Kuznetsova, T.; Baryshnikov, G. F.; Martin, L. D.; Harington, C. R.; Burns, J. A.; Cooper, A. (2009). "Phylogeography of lions (Panthera leo ssp.) reveals three distinct taxa and a late Pleistocene reduction in genetic diversity". Molecular Ecology. 18 (8): 1668–1677. doi:10.1111/j.1365-294X.2009.04134.x. PMID 19302360. S2CID 46716748.
  7. ^ Deméré, Tom. "SDNHM Fossil Field Guide: Panthera atrox". Archived from the original on 2009-06-25. Retrieved 2010-05-18.

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