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Permian    音标拼音: [p'ɚmiən]
a. 二叠纪的
n. 二叠纪

二叠纪的二叠纪

Permian
n 1: from 280 million to 230 million years ago; reptiles [synonym:
{Permian}, {Permian period}]


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  • Permian - Wikipedia
    The Permian system was controversial for over a century after its original naming, with the United States Geological Survey until 1941 considering the Permian a subsystem of the Carboniferous equivalent to the Mississippian and Pennsylvanian
  • 二叠纪 - 维基百科，自由的百科全书
    二叠纪的英文名称“Permian”是由英国地质学家 莫企逊 （1792～1871）于1841年提出 [5]，取名源自 俄罗斯 中世纪时期 位于 上卡马高地 的 彼尔姆公国 （现 彼尔姆边疆区）。
  • permian（英语单词）_百度百科
    “Permian”作为英语单词，主要用作形容词和名词，指二叠纪时期或与之相关的 [1]。 其定义为“from or referring to the period of time between about 290 and 250 million years ago, in which large reptiles and amphibians appeared, and that ended with most species on earth becoming extinct”。
  • 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
  • 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 - an overview | ScienceDirect Topics
    Permian is well represented in the Liddar valley of southeastern Kashmir, while the northwestern part exposes only the Lower Permian sequence Permian rocks are present in Bhadarwah–Bhallesh basin and in the parautochthonous Lesser Himalayan belt
  • 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—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
  • 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
  • Permian | The leading Nordic fund administrator
    Permian is a leading Nordic fund administrator, partnering with alternative investment fund managers across the entire fund lifecycle We offer comprehensive services for a range of asset classes, powered by deep industry expertise, cutting-edge technology, and a commitment to precision





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