Silurian Period

Table of Contents

Introduction
The Silurian environment
- Paleogeography
  - Laurentia
  - Baltica
  - Siberia, Kazakhstania, and other continents
  - Gondwana
- Paleoclimate
  - Atmospheric circulation
  - Oceanic anoxia
Silurian life
- Pentamerid communities
- Reef mounds and coral biostromes
- Fishes
- Terrestrial fungi
- Vascular land plants
- Extinctions
  - Late Ordovician mass extinction
  - Silurian extinctions
Silurian geology
- Distinctive features
- Economic significance of Silurian deposits
- Major subdivisions of the Silurian System
- Significant geologic events
  - Effects of Late Ordovician glaciation
  - Silurian sea level
- Occurrence and distribution of Silurian deposits
  - Evaporites
  - Clastic rocks
    - Clastic wedges
    - Platform margins
    - Tillites
  - Volcanic rocks
- Correlation of Silurian strata
  - Graptolites
  - Brachiopods
  - Conodonts
  - Isotope stratigraphy
- Establishing Silurian boundaries
  - Early work
    - Murchison
    - Other researchers
  - Geochemical analyses
  - Silurian boundaries
    - Ordovician-Silurian boundary
    - Silurian-Devonian boundary

References & Edit History Quick Facts & Related Topics

Images & Videos

Silurian paleogeography

Silurian Period

Early Silurian distribution of landmasses

Silurian Pentamerus community

Silurian coral-stromatoporoid community

Halysites catenularia

Observe the hagfish's horny teeth and scaleless exterior covering a cartilaginous skeleton

For Students

Silurian Period summary

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Silurian Period: Facts & Related Content

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Facts

Also Known As	Gotlandian Period

Photos and Videos

Silurian paleogeography

Silurian Period

Early Silurian distribution of landmasses

Silurian Pentamerus community

Silurian coral-stromatoporoid community

Halysites catenularia

shales and wackes

Observe the hagfish's horny teeth and scaleless exterior covering a cartilaginous skeleton

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Topics

Psilophytopsida Parakidograptus acuminatus Early Silurian Epoch Rhuddanian Age Pridoli Series Ludlow Series Cooksonia Gorstian Stage Ludfordian Stage fossil Devonian Period Cambrian Period Ordovician Period Permian Period Carboniferous Period