• Olson's Extinction was a mass extinction that occurred 273 million years ago in the late Cisuralian or early Guadalupian epoch of the Permian period, predating...
    19 KB (2,124 words) - 16:36, 23 February 2025
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    called Olson's Gap because it was thought to be a problem in preservation of fossils. Since the 1990s it has been renamed Olson's Extinction. This extinction...
    16 KB (1,580 words) - 01:05, 3 March 2025
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    PMC 5958880. PMID 29780669. Brocklehurst, Neil (10 June 2020). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    147 KB (15,048 words) - 10:47, 18 May 2025
  • ISSN 0962-8452. PMC 5394676. Brocklehurst, Neil (10 June 2020). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    9 KB (688 words) - 20:53, 8 September 2024
  • ISSN 0962-8452. PMC 5394676. Brocklehurst, Neil (10 June 2020). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    9 KB (739 words) - 05:50, 24 June 2024
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    PMC 5958880. PMID 29780669. Brocklehurst, Neil (10 June 2020). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    24 KB (1,950 words) - 12:50, 15 April 2025
  • Thumbnail for Capitanian mass extinction event
    mass extinction occurred after Olson's Extinction and before the Permian–Triassic extinction event, the exact age of the Capitanian mass extinction remains...
    72 KB (7,711 words) - 22:46, 19 April 2025
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    PMC 5601472. PMID 28916787. Brocklehurst, Neil (2020-06-10). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    117 KB (12,164 words) - 17:00, 16 May 2025
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    pelycosaurs, at the end of the Early Permian during the so-called Olson's Extinction. Synapsids were the largest terrestrial vertebrates in the Permian...
    59 KB (5,938 words) - 09:11, 21 May 2025
  • division in two biozones: zone of Rausserella zone of Afganella schenki Olson’s Extinction, in the early Guadalupian (Roadian, Wordian), led to an extended period...
    10 KB (918 words) - 14:37, 13 December 2024
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    Michael O.; Rubidge, Bruce S.; Fröbisch, Jörg (12 April 2017). "Olson's Extinction and the latitudinal biodiversity gradient of tetrapods in the Permian"...
    19 KB (1,642 words) - 01:05, 3 March 2025
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    this event was preceded by another mass extinction, known as Olson's Extinction. The Cretaceous–Paleogene extinction event (K–Pg) occurred 66 million years...
    107 KB (11,294 words) - 06:22, 2 May 2025
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    Permian–Triassic extinction event, where over 95% of species went extinct. The series follows the Guadalupian, which ended with the Capitanian mass extinction, during...
    11 KB (924 words) - 15:03, 13 December 2024
  • CO;2. ISSN 0016-7606. Brocklehurst, Neil (10 June 2020). "Olson's Gap or Olson's Extinction? A Bayesian tip-dating approach to resolving stratigraphic...
    8 KB (779 words) - 14:46, 22 December 2023
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    Raranimus (category Guadalupian genus extinctions)
    therapsids must have occurred called Olson’s Extinction. With the general absence of therapsid remains from Olson's Extinction, different hypotheses have developed...
    10 KB (825 words) - 10:19, 7 February 2025
  • biozones: Zone of Afganella tereshkovae Zone of Neoschwagerina tenuis Olson’s Extinction, a worldwide loss of terrestrial vertebrate life occurred during the...
    6 KB (419 words) - 18:30, 27 October 2023
  • Thumbnail for Permian–Triassic extinction event
    known as the P–T extinction event, the Late Permian extinction event, the Latest Permian extinction event, the End-Permian extinction event, and colloquially...
    381 KB (40,884 words) - 00:44, 18 May 2025
  • Thumbnail for Cretaceous–Paleogene extinction event
    The Cretaceous–Paleogene (K–Pg) extinction event, also known as the K–T extinction, was the mass extinction of three-quarters of the plant and animal...
    196 KB (21,658 words) - 00:32, 8 May 2025
  • Thumbnail for Holocene extinction
    The Holocene extinction, also referred to as the Anthropocene extinction or the sixth mass extinction, is an ongoing extinction event caused exclusively...
    269 KB (25,796 words) - 04:50, 12 May 2025
  • Thumbnail for De-extinction
    De-extinction (also known as resurrection biology, or species revivalism) is the process of generating an organism that either resembles or is an extinct...
    108 KB (11,621 words) - 21:41, 18 May 2025
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    Human extinction or omnicide is the hypothetical end of the human species, either by population decline due to extraneous natural causes, such as an asteroid...
    65 KB (7,231 words) - 11:50, 15 May 2025
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    Marine extinction intensity during Phanerozoic % Millions of years ago (H) K–Pg Tr–J P–Tr Cap Late D O–S The Triassic–Jurassic (Tr-J) extinction event...
    173 KB (18,412 words) - 10:50, 8 May 2025
  • Thumbnail for Late Ordovician mass extinction
    the end-Ordovician mass extinction or the Ordovician–Silurian extinction, is the first of the "big five" major mass extinction events in Earth's history...
    102 KB (11,112 words) - 16:02, 20 May 2025
  • Thumbnail for Late Devonian mass extinction
    Marine extinction intensity during Phanerozoic % Millions of years ago (H) K–Pg Tr–J P–Tr Cap Late D O–S The Late Devonian mass extinction, also known...
    79 KB (8,997 words) - 05:10, 5 May 2025
  • though it still exists elsewhere. Local extinctions are contrasted with global extinctions. Local extinctions mark a change in the ecology of an area...
    12 KB (1,297 words) - 16:42, 25 January 2025
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    Gorgonopsia (category Lopingian extinctions)
    pelycosaur-grade to therapsid-grade took place during the Middle Permian (Olson's Extinction); however, the classification of those "therapsids" and the age of...
    80 KB (9,516 words) - 14:01, 31 March 2025
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    (Early Triassic epoch). The greatest mass extinction in the Phanerozoic eon, the Permian–Triassic extinction event, occurred around the end of this age...
    15 KB (1,348 words) - 20:24, 21 December 2024
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    geological or paleontological events. For example, the Cretaceous–Paleogene extinction event, marks the lower boundary of the Paleogene System/Period and thus...
    177 KB (10,079 words) - 14:20, 14 May 2025
  • Olson's Extinction...
    5 KB (265 words) - 14:20, 9 July 2024
  • Olson's Extinction...
    12 KB (1,021 words) - 09:11, 5 April 2025