Callovian

fourth and last stage and age of the Middle Jurassic series and epoch
Thing stage Q764255
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Callovian

Summary

Callovian is a stage[1]. Callovian draws 435 Wikipedia views per month (stage category, ranking #31 of 106).[2]

Key Facts

  • Callovian's instance of is recorded as stage[3].
  • Callovian's instance of is recorded as age[4].
  • Kellaways is named after Callovian[5].
  • Callovian followed Bathonian[6].
  • Callovian was followed by Oxfordian[7].
  • Callovian is part of Middle Jurassic[8].
  • Callovian is part of ICS Standard Global Chronostratigraphic (Geochronologic) Scale[9].
  • Callovian's Commons category is recorded as Callovian[10].
  • Callovian's sRGB color hex triplet is recorded as AEE6F0[11].
  • Callovian began on -166100000-00-00T00:00:00Z[12].
  • Callovian ended on -163500000-00-00T00:00:00Z[13].
  • Callovian's topic's main category is recorded as Category:Callovian[14].
  • Callovian's described by source is recorded as Encyclopædia Britannica 11th edition[15].
  • Callovian's named by is recorded as Alcide d'Orbigny[16].

Body

Definition and Type

Recorded instance of include stage[3] and age[4].

Origins

Kellaways is named after Callovian[5].

Use and Application

Part of include Middle Jurassic[8], an epoch[17] and ICS Standard Global Chronostratigraphic (Geochronologic) Scale[9].

Why It Matters

Callovian draws 435 Wikipedia views per month (stage category, ranking #31 of 106).[2] Callovian has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[18] Callovian is known by 12 alternative names across languages and contexts.[19]

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] ↑ . Retrieved . 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] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [17] ↑ . 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. [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). Callovian. Retrieved October 4, 2026, from https://4ort.xyz/entity/callovian
MLA “Callovian.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Oct. 2026, https://4ort.xyz/entity/callovian.
BibTeX @misc{4ortxyz_callovian_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Callovian}}, year = {2026}, url = {https://4ort.xyz/entity/callovian}, note = {Accessed: 2026-10-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Callovian — https://4ort.xyz/entity/callovian (retrieved 2026-10-04)

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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. 12w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 3sL6CU
    Instance of → stage, age
    Named by → Alcide d'Orbigny
    Start time → -166100000-00-00T00:00:00Z
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.