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Plesiosaurus

extinct genus of plesiosaurs (Plesiosauria)
Taxon fossil_taxon Q857081
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Summary

Plesiosaurus is a fossil taxon[1]. Plesiosaurus ranks in the top 1% of fossil taxon entities by monthly Wikipedia readership (2,929 views/month).[2]

Key Facts

  • Discoverer or inventor: Mary Anning[3]
  • Taxon rank: genus[4]
  • Parent taxon: Plesiosauridae[5]
  • Location of discovery: Lias Group[6]
  • Taxon name: Plesiosaurus[7]
  • Commons category: Plesiosaurus[8]
  • Taxonomic type: Plesiosaurus dolichodeirus[9]
  • Time of discovery or invention: December 1823[10]
  • Start time: -199600000-00-00T00:00:00Z[11]
  • End time: -175600000-00-00T00:00:00Z[12]
  • Described by source: The Nuttall Encyclopædia[13], Encyclopædia Britannica 11th edition[14]
  • Different from: Plesiosauria[15]
  • Length: 3.5 m[16]

Body

Identifiers

Plesiosaurus's GBIF taxon ID is recorded as 4823597[17].

Why It Matters

Plesiosaurus has Wikipedia articles in 24 language editions, a strong signal of global cultural recognition.[18] Plesiosaurus is known by 18 alternative names across languages and contexts.[19]

Related Entities

Mary Anning

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [17] ↑ . Global Biodiversity Information Facility. Retrieved . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.
  3. [19] ↑ . 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). Plesiosaurus. Retrieved October 11, 2026, from https://4ort.xyz/entity/plesiosaurus
MLA “Plesiosaurus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Oct. 2026, https://4ort.xyz/entity/plesiosaurus.
BibTeX @misc{4ortxyz_plesiosaurus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Plesiosaurus}}, year = {2026}, url = {https://4ort.xyz/entity/plesiosaurus}, note = {Accessed: 2026-10-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Plesiosaurus — https://4ort.xyz/entity/plesiosaurus (retrieved 2026-10-11)

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