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  2. Cambrian - Wikipedia

    en.wikipedia.org/wiki/Cambrian

    The Cambrian ( / ˈkæmbri.ən, ˈkeɪm -/ KAM-bree-ən, KAYM-; sometimes symbolized Ꞓ) is the first geological period of the Paleozoic Era, and of the Phanerozoic Eon. [5] The Cambrian lasted 53.4 million years from the end of the preceding Ediacaran period 538.8 million years ago (mya) to the beginning of the Ordovician period 485.4 mya. [6]

  3. Cambrian Line - Wikipedia

    en.wikipedia.org/wiki/Cambrian_Line

    Cambrian Line. The Cambrian Line ( Welsh: Llinell y Cambrian ), sometimes split into the Cambrian Main Line ( Welsh: Prif Linell y Cambrian) and Cambrian Coast Line ( Welsh: Llinell Arfordir y Cambrian) for its branches, is a railway line that runs from Shrewsbury, England, westwards to Aberystwyth and Pwllheli in Wales.

  4. Cambrian explosion - Wikipedia

    en.wikipedia.org/wiki/Cambrian_explosion

    The Cambrian explosion (also known as Cambrian radiation [1] or Cambrian diversification) is an interval of time approximately 538.8 million years ago in the Cambrian period of the early Paleozoic when there was a sudden radiation of complex life, and practically all major animal phyla started appearing in the fossil record.

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  6. Cambrian News - Wikipedia

    en.wikipedia.org/wiki/Cambrian_News

    6,877 (as of 2022) [1] Website. www.cambrian-news.co.uk. Front page of the earliest surviving copy; 9 January 1869. The Cambrian News is a weekly newspaper distributed in Wales. It was founded in 1860 and is based in Cefn Llan Science Park, Aberystwyth. Cambrian News Ltd was bought by media entrepreneur Sir Ray Tindle in 1998.

  7. Cambrian chordates - Wikipedia

    en.wikipedia.org/wiki/Cambrian_chordates

    The Cambrian chordates are an extinct group of animals belonging to the phylum Chordata that lived during the Cambrian, between 538 and 485 million years ago. The first Cambrian chordate known is Pikaia gracilens, a lancelet -like animal from the Burgess Shale in British Columbia, Canada. The discoverer, Charles Doolittle Walcott, described it ...

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