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Middle Devonian: Life in the Middle Devonian & Overview

In the geological timescale, the Middle Devonian epoch (from 393.47 ± 0.99 million years ago to 382.31 ± 1.36 million years ago) occurred during the Devonian period, after the end of the Emsian age.

Language: English [EN]
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Middle Devonian topic overview

The analysis highlights Life in the Middle Devonian and Overview as prominent areas in the source structure around Middle Devonian.

Related topics
11
Source areas
2
Connected nodes
13
Extracted relationships
24
Concept neighborhoods
10
Bridge connections
13

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.

Life in the Middle Devonian · 6 topics
Overview · 5 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.

Celestial body
Earth
Chronological unit
Epoch
Lower boundary definition
Fad of the Conodont Polygnathus costatus partitus
Lower GSSP ratified
1985
Name formality
Formal
Regional usage
Global (ICS)

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

Life in the Middle Devonian

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Middle Devonian connects Entity context

The extracted context around Middle Devonian shows recurring relationship patterns in the source. For example, Middle Devonian → Calamophyton, Devonian, Eifelian, In, Late Devonian, The, This Another extracted example is Middle Devonian → Earth. Use these groups to spot repeated connection types before inspecting the individual relationships.

Middle Devonian

Top relations

related to Life in the Middle Devonian · 7
Middle Devonian → Calamophyton, Devonian, Eifelian, In, Late Devonian, The, This
Celestial body · 1
Middle Devonian → Earth
Chronological unit · 1
Middle Devonian → Epoch
Lower boundary definition · 1
Middle Devonian → Fad of the Conodont Polygnathus costatus partitus
Lower boundary GSSP · 1
Middle Devonian → Wetteldorf Richtschnitt, Eifel hills, Germany .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefau…
Lower GSSP ratified · 1
Middle Devonian → 1985
Name formality · 1
Middle Devonian → Formal
Regional usage · 1
Middle Devonian → Global (ICS)
Stratigraphic unit · 1
Middle Devonian → Series
Time scale(s) used · 1
Middle Devonian → ICS Time Scale

Important terminology

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

Important terminology

devonian middle epoch eifelian emsian givetian time 393 47 99 million years ago 382 31 36 age end late early

Middle Devonian relationships Subject–Predicate–Object triples

TTTA extracted 24 structured relationships around Middle Devonian. Examples in this analysis include Middle Devonian → Celestial body → Earth and Middle Devonian → Chronological unit → Epoch. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Middle DevonianCelestial bodyEarth1.00infobox
Middle DevonianChronological unitEpoch1.00infobox
Middle DevonianLower boundary definitionFad of the Conodont Polygnathus costatus partitus1.00infobox
Middle DevonianLower boundary GSSPWetteldorf Richtschnitt, Eifel hills, Germany .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefau…1.00infobox
Middle DevonianLower GSSP ratified19851.00infobox
Middle DevonianName formalityFormal1.00infobox
Middle DevonianRegional usageGlobal (ICS)1.00infobox
Middle DevonianStratigraphic unitSeries1.00infobox
Middle DevonianTime scale(s) usedICS Time Scale1.00infobox
Middle DevonianTime span formalityFormal1.00infobox
Middle DevonianUpper boundary definitionFAD of the Conodont Ancyrodella rotundibola1.00infobox
Middle DevonianUpper boundary GSSPCol du Puech de la Suque, Montagne Noire, France 43°30′12″N 3°05′12″E / 43.5032°N 3.0868°E / 43.5032; 3.08681.00infobox
Middle DevonianUpper GSSP ratified19861.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around Middle Devonian bring nearby vocabulary together. In this analysis, examples include Middle, Eifelian and Epoch. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Middle Devonian
    • Middle
    • Eifelian
    • Epoch
    • Event
    • Givetian
    • Million
    • Years
    • Age
    • Ago
    • Emsian
    • End
    • Time
  • middle devonian
    • Middle
    • Eifelian
    • Epoch
    • Time
    • Event
    • Givetian
    • Million
    • Years
    • Age
    • Ago
    • Early
    • Emsian
  • devonian
    • Middle
    • Eifelian
    • Epoch
    • Time
    • Age
    • Ago
    • Early
    • Emsian
    • End
    • Event
    • Fish
    • Givetian
  • late devonian
    • Early
    • Fish
    • Middle
    • Time
    • Eifelian
    • Epoch
    • Life
    • References
    • Age
    • Ago
    • Emsian
    • End
  • life in the middle devonian
    • References
    • Middle
    • Eifelian
    • Early
    • Epoch
    • Event
    • Fish
    • Late
    • Million
    • Time
    • Trees
    • Years
  • emsian
    • Age
    • Million
    • Years
    • Epoch
    • Geological
    • Life
    • Occurred
    • Period
    • References
    • Timescale
    • Middle
    • Early
  • eifelian
    • Givetian
    • Middle
    • Epoch
    • Time
    • Life
    • References
    • Stages
    • Subdivided
    • Two
    • Early
    • Emsian
    • Event
  • givetian
    • Life
    • References
    • Stages
    • Subdivided
    • Two
    • Middle
    • Early
    • Event
    • Fish
    • Late
    • Million
    • Trees

Connections between topic areas Semantic bridges

For Middle Devonian, one of the stronger structural bridges in this analysis connects Middle Devonian with Life in the Middle Devonian. 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
Middle DevonianLife in the Middle Devonian · splits 7 ⟂ 7
Middle DevonianOverview · splits 8 ⟂ 6

Map overview Semantic statistics

Middle Devonian

Nodes14
Edges13
Triples24
Avg. degree1.86
Density0.142857
Components1

Source & methodology

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

Source: Wikipedia — Middle Devonian · EN edition · Analysis: TopicsToTalkAbout

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