寒武紀-奧陶紀滅絕事件
寒武紀-奧陶紀滅絕事件是約於4.88億年前,第一次發生的生物集群滅絕事件。這次事件發生在顯生宙,結束了古生代的寒武紀,並進入奧陶紀。當時消滅了很多腕足動物門、牙形石及嚴重減少了三葉蟲的物種數目,在地球上約49%的屬都在這次事件中消失。
參考
- Gradstein, Felix, James Ogg, and Alan Smith, eds., 2004. A Geologic Time Scale 2004 (Cambridge University Press).
- Hallam, A. and Paul B. Wignall, 1997. Mass extinctions and their aftermath (Oxford University Press).
- Webby, Barry D. and Mary L. Droser, eds., 2004. The Great Ordovician Biodiversification Event (Columbia University Press).
外部連結
- Roy, P. V.; Orr, P. J.; Botting, J. P.; Muir, L. A.; Vinther, J.; Lefebvre, B.; el Hariri, K. & Briggs, D. E. G. . Nature. 2010, 465 (465): 215–218. PMID 20463737. doi:10.1038/nature09038.
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