Oligocene

third and last series and epoch of the Paleogene system and period
Thing epoch Q101873
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Oligocene

Summary

Oligocene is an epoch[1]. Oligocene draws 707 Wikipedia views per month (epoch category, ranking #7 of 20).[2]

Key Facts

  • Oligocene's instance of is recorded as epoch[3].
  • Oligocene's instance of is recorded as series[4].
  • Oligocene followed Eocene[5].
  • Oligocene was followed by Miocene[6].
  • Oligocene is part of Paleogene[7].
  • Oligocene is part of ICS Standard Global Chronostratigraphic (Geochronologic) Scale[8].
  • Oligocene's Commons category is recorded as Oligocene[9].
  • Oligocene's sRGB color hex triplet is recorded as FEC386[10].
  • Oligocene comprises Chattian[11].
  • Oligocene comprises Rupelian[12].
  • Oligocene began on -33900000-00-00T00:00:00Z[13].
  • Oligocene ended on -23030000-00-00T00:00:00Z[14].
  • Oligocene's topic's main category is recorded as Category:Oligocene[15].
  • Oligocene's described by source is recorded as Meyers Konversations-Lexikon, 4th edition (1885–1890)[16].
  • Oligocene's described by source is recorded as Encyclopædia Britannica 11th edition[17].
  • Oligocene's named by is recorded as Heinrich Ernst Beyrich[18].

Body

Definition and Type

Recorded instance of include epoch[3] and series[4].

Use and Application

Components include Chattian[11], a stage[19] and Rupelian[12], a stage[20]. Part of include Paleogene[7], a period[21] and ICS Standard Global Chronostratigraphic (Geochronologic) Scale[8].

Influence

Things named for Oligocene include Tetraponera oligocenica[22], a fossil taxon[23].

Why It Matters

Oligocene draws 707 Wikipedia views per month (epoch category, ranking #7 of 20).[2] Oligocene has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[24] Oligocene is known by 25 alternative names across languages and contexts.[25]

Entities named for Oligocene include Tetraponera oligocenica[22], a fossil taxon[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  2. [4] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  3. [5] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  4. [6] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  5. [7] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  10. [12] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  11. [13] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  12. [14] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [22] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [21] . Wikidata. wikidata.org. → on this site
  2. [19] . Wikidata. wikidata.org. → on this site
  3. [20] . Wikidata. wikidata.org. → on this site
  4. [23] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] . Wikidata sitelinks. wikidata.org.
  3. [25] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Oligocene. Retrieved May 3, 2026, from https://4ort.xyz/entity/oligocene
MLA “Oligocene.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/oligocene.
BibTeX @misc{4ortxyz_oligocene_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Oligocene}}, year = {2026}, url = {https://4ort.xyz/entity/oligocene}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Oligocene — https://4ort.xyz/entity/oligocene (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4d ago · Twofivesixbot bot · 2026-05-16 view diff on Wikidata ↗
    Follows Eocene
    Has parts
    Start time
    Aliases
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|8 */ [[Property:P2347]]: 37767, mv to monolingual text names on YSO statements"
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