寬臼獸科
外觀
寬臼獸科 | |
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科學分類 | |
界: | 動物界 Animalia |
門: | 脊索動物門 Chordata |
綱: | 哺乳綱 Mammalia |
目: | 齧齒目 Rodentia |
科: | †寬臼獸科 Eurymylidae Matthew, Granger, & Simpson, 1929 |
屬 | |
寬臼獸科(學名Eurymylidae)是一科已滅絕的單齒類。大部份學者都認為牠們是所有現今齧齒目的基底,且是齧齒目最後共同祖先的祖先。但是認識較多的原古兔屬、曉鼠屬、晨光獸屬及菱臼獸屬似乎是一個非齧齒目直接祖先的單系群。[1]另外有指曉鼠屬、晨光獸屬及菱臼獸屬是屬於同一分支,擁有獨特的頭顱骨及齒式特徵。應分類為Rhombomylidae。[2]寬臼獸科只在亞洲被發現。
分類
[編輯]參考
[編輯]- ^ Meng, J., Y. Hu, C. Li. The osteology of Rhombomylus (Mammalia, Glires): implications for phylogeny and evolution of Glires. Bulletin of the American Museum of Natural History. 2003, 275: 1–247.
- ^ 2.0 2.1 Huang, X., C. Li, M.R. Dawson, and L. Liu. Hanomys malcolmi, a new simplicidentate mammal from the Paleocene of central China: its relationships and stratigraphic implications. Bulletin of Carnegie Museum of Natural History. 2003, 36 (1): 81–9.
- ^ McKenna, Malcolm C., and Bell, Susan K. Classification of Mammals Above the Species Level. New York: Columbia University Press. 1997: 631 pp. ISBN 0-231-11013-8.
- ^ Ting, S., J. Meng, M.C. McKenna, and C. Li. The osteology of Matutinia (Simplicidentata, Mammalia) and its relationship to Rhombomylus. American Museum Novitates. 2002, 3371: 1–33.