The Cryogenian (from Ancient Greek: κρύος, romanized: krýos, meaning "cold" and γένεσις, romanized: génesis, meaning "birth") is a geologic period that...
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the Tonian, Cryogenian and Ediacaran. One of the most severe glaciation event known in the geologic record occurred during the Cryogenian period of the...
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Cretaceous and Paleogene systems/periods. For divisions prior to the Cryogenian, arbitrary numeric boundary definitions (Global Standard Stratigraphic...
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Snowball Earth (category Cryogenian)
age is believed to have occurred some time before 650 mya during the Cryogenian period, which included at least two large glacial periods, the Sturtian...
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Marinoan glaciation (category Cryogenian)
(million years ago). It ended approximately 632.3 ± 5.9 Ma during the Cryogenian period. This glaciation possibly covered the entire planet, in an event...
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Animal (category Cryogenian first appearances)
within Bilateria. Animals first appear in the fossil record in the late Cryogenian period and diversified in the subsequent Ediacaran. Earlier evidence of...
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by the Stenian Period of the Mesoproterozoic Era and followed by the Cryogenian. Rifting leading to the breakup of supercontinent Rodinia, which had formed...
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Late Tonian, between the end of the Boring Billion and the onset of the Cryogenian “Snowball Earth”, marine deposits record a very significant positive carbon...
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the Paleoproterozoic) and the hypothesized Snowball Earth (during the Cryogenian period in the late Neoproterozoic); and the Ediacaran period (635–538...
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Sturtian glaciation (category Cryogenian)
The Sturtian glaciation was a worldwide glaciation during the Cryogenian Period when the Earth experienced repeated large-scale glaciations. As of January 2023[update]...
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Rodinia (category Cryogenian)
global climate around 717–635 Ma (the so-called Snowball Earth of the Cryogenian period) and the rapid evolution of primitive life during the subsequent...
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the Neoproterozoic Era that spans 96 million years from the end of the Cryogenian Period at 635 Mya to the beginning of the Cambrian Period at 538.8 Mya...
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Timeline of natural history (section Cryogenian Period)
Kaigas formation was later determined to be non-glacial. c. 720 Ma – Cryogenian Period starts, during which Earth freezes over (Snowball Earth or Slushball...
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known icehouse periods in Earth's climate history, namely the Huronian, Cryogenian, Andean-Saharan (also known as Early Paleozoic), Late Paleozoic and Late...
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Hallmann C, Hoshino Y, Liyanage T (August 2017). "The rise of algae in Cryogenian oceans and the emergence of animals". Nature. 548 (7669): 578–581. Bibcode:2017Natur...
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Stenian. It would last into the Tonian period before breaking up in the Cryogenian. This period includes the formation of the Keweenawan Rift at about 1100...
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lake was formed by meteorite impact 700±5 million years ago during the Cryogenian period. The crater is 14 kilometers (8.7 mi) in diameter. Prior to World...
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Neoproterozoic Oxygenation Event) and two global glacial events (the Huronian and Cryogenian glaciations), the Boring Billion period itself actually had very low oxygen...
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it from 538.8 to 635 Ma. In this period the Ediacaran biota appeared. Cryogenian: The middle period in the Neoproterozoic Era: 635-720 Ma. Tonian: the...
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Invertebrates Temporal range: Cryogenian to Present, 665–0 Ma Pha. Proterozoic Archean Had. Left to right: Chrysaora fuscescens (Cnidaria), Fromia indica...
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Otavia (category Cryogenian life)
were found. The oldest fossils are from the Tonian period, before the Cryogenian glaciations, but the latest found were from the Nama Group rocks, which...
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have been at least five major ice ages in Earth's history (the Huronian, Cryogenian, Andean-Saharan, late Paleozoic, and the latest Quaternary Ice Age). Outside...
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Varanger may refer to: Varanger Peninsula of Norway Cryogenian (also called Varanger glaciation) This disambiguation page lists articles associated with...
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Phytoplankton | News | University of Bristol". "The rise of algae in Cryogenian oceans and the emergence of animals – ResearchGate". Jin, Xin; Shi, Zhiqiang;...
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Neoproterozoic (539 Ma–1 Ga) Ediacaran (539–635 Ma) Cryogenian (635–720 Ma) Tonian (720 Ma–1 Ga) Mesoproterozoic (1–1.6 Ga) Stenian (1–1.2 Ga) Ectasian...
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glaciations occurred. The most recent snowball Earth took place during the Cryogenian period and consisted of two global glaciation events known as the Sturtian...
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