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  • Permian - Wikipedia
    The Permian ( ˈpɜːrmi ən PUR-mee-ən) [4] is a geologic period and stratigraphic system which spans 47 million years, from the end of the Carboniferous Period 298 9 Ma (million years ago) to the beginning of the Triassic Period 251 902 Ma
  • Permian Period | Plants, Animals, Extinction, Facts - Britannica
    Permian Period, in geologic time, the last period of the Paleozoic Era The Permian Period began 298 9 million years ago and ended 252 2 million years ago, extending from the close of the Carboniferous Period to the outset of the Triassic Period
  • Permian Period—298. 9 to 251. 9 MYA - U. S. National Park Service
    During the Permian Period, Earth’s crustal plates formed a single, massive continent called Pangaea In the correspondingly large ocean, Panthalassa, marine organisms such as brachiopods, gastropods, cephalopods (nautiloids and ammonoids), and crinoids were present
  • The Permian Period
    The Permian period lasted from 299 to 251 million years ago* and was the last period of the Paleozoic Era The distinction between the Paleozoic and the Mesozoic is made at the end of the Permian in recognition of the largest mass extinction recorded in the history of life on Earth
  • Permian Period and Extinction - National Geographic
    The Permian period, which ended in the largest mass extinction the Earth has ever known, began about 299 million years ago
  • Permian Period - Geology, Extinction, Climate | Britannica
    The Permian Period is subdivided into Early (Cisuralian), Middle (Guadalupian), and Late (Lopingian) epochs corresponding to the Cisuralian, Guadalupian, and Lopingian rock series
  • The Permian - University of California Museum of Paleontology
    The Permian period lasted from 290 to 248 million years ago and was the last period of the Paleozoic Era The distinction between the Paleozoic and the Mesozoic is made at the end of the Permian in recognition of the largest mass extinction recorded in the history of life on Earth
  • The Permian Period - U. S. National Park Service
    Permian Period geologic chart The Permian Period of the Paleozoic Era was approximately 250-290 million years ago The Kansas of today was a bed under the vast, shallow Permian Sea During this period, the earth's oceans rose and fell creating different types of aquatic environments




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