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pineal gland

small endocrine gland found in most vertebrates, which produces melatonin; in humans, located in the epithalamus, in a groove where the two halves of the thalamus join; its shape and size resembles a pine nut, after which it is named
Thing brain_region Q198654
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Summary

pineal gland is a brain region[1]. It ranks in the top 2% of brain region entities by monthly Wikipedia readership (13,449 views/month).[2]

Key Facts

  • Instance of: class of anatomical entity[3]
  • Subclass of: organ component gland[4], particular anatomical entity[5]
  • Part of: epithalamus[6]
  • Commons category: Pineal gland[7]
  • Topic's main category: Category:Pineal gland[8]
  • Described by source: Gray's Anatomy (20th edition)[9], Great Soviet Encyclopedia (1926–1947)[10], The Nuttall Encyclopædia[11], Brockhaus and Efron Encyclopedic Dictionary[12]
  • NCI Thesaurus ID: C12398[13]
  • Development of anatomical structure: pineal gland development[14]

Why It Matters

pineal gland has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[15] It is known by 108 alternative names across languages and contexts.[16]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . Foundational Model of Anatomy. Retrieved . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . bartleby.com. Retrieved . bartleby.com. Provenance: wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] ↑ . Wikidata sitelinks. wikidata.org.
  3. [16] ↑ . 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). pineal gland. Retrieved October 16, 2026, from https://4ort.xyz/entity/pineal-gland
MLA “pineal gland.” 4ort.xyz Knowledge Graph, 4ort.xyz, 16 Oct. 2026, https://4ort.xyz/entity/pineal-gland.
BibTeX @misc{4ortxyz_pineal-gland_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pineal gland}}, year = {2026}, url = {https://4ort.xyz/entity/pineal-gland}, note = {Accessed: 2026-10-16}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pineal gland — https://4ort.xyz/entity/pineal-gland (retrieved 2026-10-16)

Canonical URL: https://4ort.xyz/entity/pineal-gland · Last refreshed:

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. 18w ago · MariuszRokin · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → 0403687-sisinka
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0403687-sisinka, [[:toollabs:quickstatements/#/batch/259599|batch #259599]]"
  2. 21w ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Instance of → —
    Development of anatomical structure → pineal gland development
    Subclass of → —
    Topic's main category → Category:Pineal gland
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|14 */ Yso id: 39340, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.