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  1. 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 …

  2. 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 …

  3. Permian Period | Plants, Animals, Extinction, & Facts ...

    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 …

  4. The Permian Period - University of California Museum of ...

    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 …

  5. Permian - New World Encyclopedia

    The first modern trees (conifers, ginkgos, and cycads) appeared in the Permian. The Permian began with the Carboniferous flora still flourishing.

  6. 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.

  7. Permian Period—298.9 to 251.9 MYA - U.S. National Park Service

    Apr 28, 2023 · 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 …

  8. 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.

  9. Permian Basin (North America) - Wikipedia

    The Permian Basin is a large sedimentary basin in the southwestern part of the United States. It is the highest-producing oil field in the US, producing an average of 4.2 million barrels of crude oil per day …

  10. Permian - Simple English Wikipedia, the free encyclopedia

    The Permian is a geological period which started about 299 million years ago (mya), and ended about 252 mya. It is the sixth and last period of the Paleozoic era and the sixth period in the Phanerozoic …