Aptian

fifth stage and age of the Lower Cretaceous series / Early Cretaceous epoch
Thing stage Q622265
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Aptian

Summary

Aptian is a stage[1]. Aptian has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Aptian's instance of is recorded as stage[3].
  • Aptian's instance of is recorded as age[4].
  • Apt is named after Aptian[5].
  • Aptian followed Barremian[6].
  • Aptian was followed by Albian[7].
  • Aptian is part of Early Cretaceous[8].
  • Aptian is part of ICS Standard Global Chronostratigraphic (Geochronologic) Scale[9].
  • Aptian's Commons category is recorded as Aptian[10].
  • Aptian's sRGB color hex triplet is recorded as BFE19F[11].
  • Aptian began on -125000000-00-00T00:00:00Z[12].
  • Aptian ended on -113000000-00-00T00:00:00Z[13].
  • Aptian's topic's main category is recorded as Category:Aptian[14].
  • Aptian's described by source is recorded as Encyclopædia Britannica 11th edition[15].
  • Aptian's described by source is recorded as Brockhaus and Efron Encyclopedic Dictionary[16].
  • Aptian's named by is recorded as Alcide d'Orbigny[17].

Body

Definition and Type

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

Origins

Apt is named after Aptian[5].

Use and Application

Part of include Early Cretaceous[8], a series[18] and ICS Standard Global Chronostratigraphic (Geochronologic) Scale[9].

Why It Matters

Aptian has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[2] Aptian is known by 17 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] . International Chronostratigraphic Chart 2013/01. wikidata.org.
  2. [4] . International Chronostratigraphic Chart 2013/01. 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] . International Chronostratigraphic Chart 2013/01. 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.
  15. [17] . wikidata.org.

Inline context (facts about related entities)

  1. [18] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [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). Aptian. Retrieved May 3, 2026, from https://4ort.xyz/entity/aptian
MLA “Aptian.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/aptian.
BibTeX @misc{4ortxyz_aptian_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Aptian}}, year = {2026}, url = {https://4ort.xyz/entity/aptian}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Aptian — https://4ort.xyz/entity/aptian (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 · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 1xKlks
    Instance of stage, age
    Named by Alcide d'Orbigny
    Start time -125000000-00-00T00:00:00Z
    + 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.