艾什歐鯨

维基百科,自由的百科全书
跳转至: 导航搜索
 
艾什歐鯨
化石時期: 漸新世
Aetiocetus BW.jpg
保护状况
化石
科學分類
界: 動物界 Animalia
門: 脊索動物門 Chordata
綱: 哺乳動物綱 Mammalia
目: 鯨目 Cetacea
科: 艾什歐鯨科 Aetiocetidae
屬: 艾什歐鯨屬 Aetiocetus
Emlong, 1966
模式種
Aetiocetus cotylalveus
  • A. cotylalveus
  • A. polydentatus
  • A. tomitai
  • A. weltoni

艾什歐鯨Aetiocetus)是已滅絕鬚鯨,生存於漸新世美國俄勒岡州。牠是介乎巴基鯨及現今灰鯨的過渡性化石[1]

參考[编辑]

  1. ^ Lines of Evidence:Transitional Forms (1 of 2). Understanding Evolution. Berkeley University. [2008-04-26]. 
  • At the Water's Edge : Fish with Fingers, Whales with Legs, and How Life Came Ashore but Then Went Back to Sea by Carl Zimmer
  • Marine Mammals: Evolutionary Biology by Annalisa Berta, James L. Sumich, and Kit M. Kovacs
  • Neptune's Ark: From Ichthyosaurs to Orcas by David Rains Wallace
  • In Search of Ancient Oregon: A Geological and Natural History by Ellen Morris Bishop
  • Whales of the West Coast by David A E Spalding
  • Encyclopedia of Marine Mammals by William F. Perrin, Bernd Wursig, and J. G.M. Thewissen
  • Aquagenesis: The Origin and Evolution of Life in the Sea by Richard Ellis