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  • Cambrian - Wikipedia
    The Cambrian ( ˈkæmbri ən, ˈkeɪm - KAM-bree-ən, KAYM-) is the first geological period of the Paleozoic Era, and the Phanerozoic Eon [5] The Cambrian lasted 51 95 million years from the end of the preceding Ediacaran period 538 8 Ma (million years ago) to the beginning of the Ordovician Period 486 85 Ma [1]
  • Cambrian Period | Definition, Plants, Animals | Britannica
    Cambrian Period, earliest time division of the Paleozoic Era, extending from 538 8 million to 485 4 million years ago
  • The Cambrian Period
    The Cambrian Period marks an important point in the history of life on Earth; it is the time when most of the major groups of animals first appear in the fossil record This event is sometimes called the "Cambrian Explosion," because of the relatively short time over which this diversity of forms appears
  • Cambrian Period - National Geographic
    Learn more about a time period marked by an intense burst of evolution The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known The Cambrian
  • Cambrian - New World Encyclopedia
    The Cambrian period is divided into three epochs: The Early Cambrian (also Lower Cambrian, Caerfai, or Waucoban), the Middle Cambrian (St Davids or Albertian), and the Late Cambrian or Furongian (also Upper Cambrian, Merioneth, or Croixan)
  • Cambrian - Wikiwand
    The Cambrian is the first geological period of the Paleozoic Era, and the Phanerozoic Eon The Cambrian lasted 51 95 million years from the end of the preceding
  • Cambrian Period—541 to 485. 4 MYA - U. S. National Park Service
    The Cambrian Period marks an important point in the history of life on Earth; it is the time when many kinds of invertebrates and the first vertebrates—fishes—appeared in the fossil record
  • Cambrian - Energy Education
    The Cambrian was the first geological period of the Paleozoic era, extending from approximately 541 0 million to 485 4 million years ago It is divided into four epochs: the Furongian, the Miaolingian (formerly Series 3), Series 2, and the Terreneuvian (Figure 1) [2]




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