Opabinia (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Opabinia" in English language version.

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books.google.com

  • Bengtson, Stefan (2004). "Early Skeletal Fossils". In Lipps, Jere H.; Waggoner, Benjamin M. (eds.). Neoproterozoic-Cambrian Biological Revolutions: Presented as a Paleontological Society Short Course at the Annual Meeting of the Geological Society of America, Denver, Colorado, November 6, 2004. Paleontological Society Papers. Vol. 10. New Haven, CT: Yale University Reprographics & Imaging Service; Paleontological Society. ISSN 1089-3326. OCLC 57481790. Retrieved 2015-02-06.
  • Knoll, A. H. (2004). "Cambrian Redux". The First Three Billion Years of Evolution on Earth. Princeton University Press. p. 192. ISBN 978-0-691-12029-4. Retrieved 2009-04-22.

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  • Xianguang, Hou; Bergström, Jan (2006). "Dinocaridids – anomalous arthropods or arthropod-like worms?". In Jiayu, Rong; Zongjie, Fang; Zhanghe, Zhou; Renbin, Zhan; Xiangdong, Wang; Xunlai, Yuan (eds.). Originations, Radiations and Biodiversity Changes – evidences from the Chinese fossil record. pp. 139–158. CiteSeerX 10.1.1.693.5869.

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