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Paleogene: Geography, Palaeogeography & Climate

The Paleogene Period (IPA: /ˈpeɪli.ədʒiːn, -li.oʊ-, ˈpæli-/ PAY-lee-ə-jeen, -⁠lee-oh-, PAL-ee-; also spelled Palaeogene or Palæogene) is a geologic period and system that spans 43 million years from the end of the Cretaceous Period 66 Ma (million years ago) to the beginning of the Neogene Period 23.04 Ma. It is the first period of the Cenozoic Era, the…

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Paleogene topic overview

The analysis highlights Geography, Palaeogeography and Climate as prominent areas in the source structure around Paleogene.

Related topics
222
Source areas
5
Connected nodes
227
Extracted relationships
85
Related term clusters
37
Bridge connections
227

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Overview · 130 topics
Palaeogeography · 45 topics
Climate · 20 topics
Flora and fauna · 20 topics
Geology · 7 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Alternate spelling(s)
Palaeogene, Palæogene
Celestial body
Earth
Chronological unit
Period
Lower boundary definition
Iridium enriched layer associated with a major meteorite impact and subsequent K-Pg extinction event.
Lower GSSP ratified
1991
Mean atmospheric CO2 content
c. 500 ppm (1.8 times pre-industrial)

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Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Geology

Palaeogeography

Climate

Flora and fauna

For the semantics nerds

You can skip this section if you’re here for content ideas and keyword inspiration.

Advanced semantic analysis

How Paleogene connects Entity context

The extracted context around Paleogene shows recurring relationship patterns in the source. For example, Paleogene → Antarctica, Chicxulub, Climatic, Eocene, Eocene-Oligocene, Interval, Late Cenozoic, Late Cretaceous, Late Cretaceous-Early Paleogene Cool, Latest Danian Event, Ma, Paleocene, Paleocene-Eocene, Paleocene-Eocene Thermal Maximum, PETM, The Paleogene Another extracted example is Paleogene → Antarctic, East Asian, Farallon, Izanagi, Izu-Bonin-Mariana, Kula, Late Cretaceous, Ma, Pacific, Pacific Ocean, Pacific-Farallon, Philippine Sea, The Izanagi-Pacific, Tonga-Kermadec. Use these groups to spot repeated connection types before inspecting the individual relationships.

Paleogene

Top relations

related to Climate · 16
Paleogene → Antarctica, Chicxulub, Climatic, Eocene, Eocene-Oligocene, Interval, Late Cenozoic, Late Cretaceous, Late Cretaceous-Early Paleogene Cool, Latest Danian Event, Ma, Paleocene, Paleocene-Eocene, Paleocene-Eocene Thermal Maximum, PETM, The Paleogene
related to Pacific Ocean · 14
Paleogene → Antarctic, East Asian, Farallon, Izanagi, Izu-Bonin-Mariana, Kula, Late Cretaceous, Ma, Pacific, Pacific Ocean, Pacific-Farallon, Philippine Sea, The Izanagi-Pacific, Tonga-Kermadec
related to Palaeogeography · 13
Paleogene → Africa, Alpine-Himalayan, Antarctica, Atlantic Ocean, Australia, Eurasia, Eurasian, India, North America, Pacific, Pangaea, South America, Southern Ocean
related to Stratigraphy · 10
Paleogene → Eocene, Global Boundary Stratotype Section, GSSP, ICS, International Commission, Oligocene, Paleocene, Point, Stratigraphy, The Paleogene
related to Flora and fauna · 4
Paleogene → Cretaceous, Mammals, Sciuridaes, Tropical
Upper boundary definition · 2
Paleogene → Base of magnetic polarity chronozone C6Cn.2n., Near first appearance of the Planktonic foraminiferan Paragloborotalia kugleri.
Alternate spelling(s) · 1
Paleogene → Palaeogene, Palæogene
Celestial body · 1
Paleogene → Earth
Chronological unit · 1
Paleogene → Period
Lower boundary definition · 1
Paleogene → Iridium enriched layer associated with a major meteorite impact and subsequent K-Pg extinction event.

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

ma eocene plate cretaceous subduction oligocene north along ocean paleocene began global pacific south eurasia temperatures boundary extinction zone atlantic

Paleogene relationships Subject–Predicate–Object triples

TTTA extracted 85 structured relationships around Paleogene. Examples in this analysis include Paleogene → Alternate spelling(s) → Palaeogene, Palæogene and Paleogene → Celestial body → Earth. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
PaleogeneAlternate spelling(s)Palaeogene, Palæogene1.00infobox
PaleogeneCelestial bodyEarth1.00infobox
PaleogeneChronological unitPeriod1.00infobox
PaleogeneLower boundary definitionIridium enriched layer associated with a major meteorite impact and subsequent K-Pg extinction event.1.00infobox
PaleogeneLower GSSP ratified19911.00infobox
PaleogeneMean atmospheric CO2 contentc. 500 ppm (1.8 times pre-industrial)1.00infobox
PaleogeneMean atmospheric O2 contentc. 26 vol % (125% of modern)1.00infobox
PaleogeneMean surface temperaturec. 18 °C (4.5 °C above pre-industrial)1.00infobox
PaleogeneName formalityFormal1.00infobox
PaleogeneRegional usageGlobal (ICS)1.00infobox
PaleogeneStratigraphic unitSystem1.00infobox
PaleogeneTime scale(s) usedICS Time Scale1.00infobox
PaleogeneTime span formalityFormal1.00infobox
PaleogeneUpper boundary definitionBase of magnetic polarity chronozone C6Cn.2n.1.00infobox
PaleogeneUpper boundary definitionNear first appearance of the Planktonic foraminiferan Paragloborotalia kugleri.1.00infobox
PaleogeneUpper boundary GSSPLemme-Carrosio Section, Carrosio, Italy 44°39′32″N 8°50′11″E / 44.6589°N 8.8364°E / 44.6589; 8.83641.00infobox
PaleogeneUpper GSSP ratified19961.00infobox

Related concept clusters Related term clusters

The concept neighborhoods around Paleogene bring nearby vocabulary together. In this analysis, examples include Cretaceous, Event and Extinction. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • neotethys ocean
    • Southern
    • South
    • Eurasian
    • America
    • Plates
    • Pacific
    • Temperatures
    • Paleocene
    • North
    • Oligocene
    • Paleogene
    • Farallon
  • north america cordillera
    • America
    • North
    • South
    • Eurasian
    • Plate
    • Spreading
    • Greenland
    • Ocean
    • Atlantic
    • Led
    • Eurasia
    • Pacific
  • north america
    • America
    • North
    • South
    • Eurasian
    • Plate
    • Spreading
    • Greenland
    • Ocean
    • Atlantic
    • Led
    • Eurasia
    • Pacific
  • southern ocean
    • Southern
    • South
    • Eurasian
    • America
    • Plates
    • Along
    • Pacific
    • Eurasia
    • Temperatures
    • Paleocene
    • Subduction
    • Margin
  • Paleogene
    • Cretaceous
    • Event
    • Extinction
    • Paleocene
    • Period
    • Oligocene
    • Ma
    • South
    • Eocene
    • Began
    • Ocean
    • Also
  • paleogene
    • Cretaceous
    • Event
    • Extinction
    • Paleocene
    • Period
    • Oligocene
    • Ma
    • South
    • Eocene
    • Began
    • Ocean
    • Also
  • also spelled
    • America
    • South
    • Period
    • Extinction
    • Ocean
    • Cretaceous
    • North
    • Marine
    • Paleogene
    • Eurasian
    • Eocene
    • Event
  • ma
    • Subduction
    • Plate
    • Zone
    • Pacific
    • Eocene
    • Along
    • Paleogene
    • Atlantic
    • Spreading
    • Began
    • Farallon
    • Margin

Connections between topic areas Semantic bridges

For Paleogene, one of the stronger structural bridges in this analysis connects Paleogene with Overview. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Paleogene — Overview · splits 97 ⟂ 131
Paleogene — Palaeogeography · splits 182 ⟂ 46
Paleogene — Climate · splits 207 ⟂ 21
Paleogene — Flora and fauna · splits 207 ⟂ 21
Paleogene — Geology · splits 220 ⟂ 8

Map overview Semantic statistics

Paleogene

Nodes228
Edges227
Triples85
Avg. degree1.99
Density0.008772
Components1

Source & methodology

TTTA analyzes the structure around Paleogene to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Geography, Palaeogeography & Climate, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Paleogene · EN edition · Analysis: TopicsToTalkAbout

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