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There is a page named "Oligocene" on Wikipedia

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  • Thumbnail for Oligocene
    The Oligocene (IPA: /ˈɒlɪɡəsiːn, -ɡoʊ-/ OL-ə-gə-seen, -⁠goh-) is a geologic epoch of the Paleogene Period that extends from about 33.9 million to 23 million...
    73 KB (8,110 words) - 08:04, 10 March 2025
  • Thumbnail for Eocene–Oligocene extinction event
    (H) K–Pg Tr–J P–Tr Cap Late D O–S The Eocene–Oligocene extinction event, also called the Eocene-Oligocene transition (EOT) or Grande Coupure (French for...
    40 KB (4,276 words) - 22:59, 25 February 2025
  • Thumbnail for Paleogene
    Paleogene (section Oligocene)
    period of the Phanerozoic and is divided into the Paleocene, Eocene, and Oligocene epochs. The earlier term Tertiary Period was used to define the time now...
    68 KB (7,535 words) - 17:26, 8 March 2025
  • Thumbnail for Passerine
    the Oligocene onward, belonging to several lineages: Wieslochia (Early Oligocene of Frauenweiler, Germany) – suboscine Resoviaornis (Early Oligocene of...
    51 KB (4,791 words) - 05:39, 26 February 2025
  • Thumbnail for Cenozoic
    was marked by the Eocene–Oligocene extinction event, the European face of which is known as the Grande Coupure. The Oligocene Epoch spans from 33.9 million...
    36 KB (3,773 words) - 20:52, 8 March 2025
  • Early Oligocene
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    geologic timescale, the older of two ages or the lower of two stages of the Oligocene Epoch/Series. It spans the time between 33.9 and 27.3 Ma. It is preceded...
    8 KB (609 words) - 15:20, 13 December 2024
  • 05 Ma to 15.97 ± 0.05 Ma (million years ago). It was preceded by the Oligocene epoch. As the climate started to get cooler, the landscape started to...
    2 KB (251 words) - 20:58, 24 June 2024
  • Thumbnail for Miocene
    Pliocene has. The Miocene followed the Oligocene and preceded the Pliocene. As Earth went from the Oligocene through the Miocene and into the Pliocene...
    100 KB (10,424 words) - 07:40, 13 January 2025
  • Thumbnail for Waipatiidae
    Waipatiidae is an extinct family of odontocetes currently known from the Oligocene of the Pacific Ocean and possibly Europe and the Caucasus. Waipatiidae...
    3 KB (249 words) - 07:07, 18 September 2024
  • Thumbnail for Paraceratherium
    Paraceratherium (category Oligocene rhinoceroses)
    terrestrial mammals that has ever existed and lived from the early to late Oligocene epoch (34–23 million years ago). The first fossils were discovered in...
    63 KB (6,965 words) - 09:53, 7 February 2025
  • Thumbnail for Tethys Ocean
    Neotethys formed during the Late Triassic and lasted in some form up to the Oligocene–Miocene boundary (about 24–21 million years ago) when it completely closed...
    23 KB (2,824 words) - 22:44, 21 December 2024
  • Thumbnail for Eocene
    the time from the end of the Paleocene Epoch to the beginning of the Oligocene Epoch. The start of the Eocene is marked by a brief period in which the...
    108 KB (11,758 words) - 22:08, 12 March 2025
  • Oligocene drowning)
    insects, birds, frogs and the tuatara. In the Duntroonian stage of the Oligocene, the land area of Zealandia was at a minimum. It has been suggested that...
    34 KB (3,825 words) - 09:17, 1 February 2025
  • Thumbnail for Anatidae
    Eocene/Early Oligocene) – anseranatid or anatid (own subfamily) Loxornis (Deseado Early Oligocene of Argentina) Paracygnopterus (Early Oligocene of Belgium...
    39 KB (3,979 words) - 21:46, 2 March 2025
  • the Eocene and Oligocene epochs. The fauna is representative of four North American Land Mammal Ages (NALMAs): Arikareean (late Oligocene - early Miocene...
    21 KB (724 words) - 15:36, 7 March 2025
  • Thumbnail for Owl
    Eocene/Early Oligocene) includes "Bubo" incertus Selenornis (Late Eocene/Early Oligocene) – includes "Asio" henrici Necrobyas (Late Eocene/Early Oligocene – Late...
    67 KB (7,235 words) - 13:06, 13 March 2025
  • Thumbnail for List of fossil bird genera
    Eocene/Early Oligocene) Selenornis (Late Eocene/Early Oligocene) Necrobyas (Late Eocene/Early Oligocene – Early Miocene) Prosybris (Early Oligocene? – Early...
    245 KB (19,042 words) - 06:35, 23 January 2025
  • Late Oligocene)
    geologic timescale, the younger of two ages or upper of two stages of the Oligocene Epoch/Series. It spans the time between 27.3 and 23.04 Ma. The Chattian...
    9 KB (760 words) - 14:39, 13 December 2024
  • Thumbnail for Bachitherium
    Bachitherium (category Oligocene Artiodactyla)
    Paleogene ruminants that lived in Europe from the late Eocene to the late Oligocene. The genus was erected in 1882 by Henri Filhol based on fossil remains...
    109 KB (11,551 words) - 19:07, 19 February 2025
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