Silurian (443.8 +/-1.5 Ma)

Back to Ordovician (485.4 +/-1.9 Ma)

Representation and status

Color CMYK
30 / 0 / 25 / 0 (Commission for the Geological Map of the World)
Color RGB
R: 179 G: 225 B: 182
Rank
chronostratigraphic Period
Validity
Unit is in Use
Status
valid formal name

Nomenclature

Deutsch
Silurien
Français
Silurien
Italiano
Siluriano
English
Silurian (443.8 +/-1.5 Ma)
Historical Variants

Silurium, Silur

Hierarchy and sequence

Subordinate units
Units at roof

  • Pridoli (423.0 +/-2.3 Ma)

    Rank
    chronostratigraphy
    Status
    informal term
    Age
    Silurian
    Show details

  • Ludlow (427.4 +/-0.5 Ma)

    Rank
    chronostratigraphy
    Status
    informal term
    Age
    Silurian
    Show details

    • Ludfordian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details

    • Gorstian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details

  • Wenlock (433.4 +/-0.8 Ma)

    Rank
    chronostratigraphy
    Status
    informal term
    Age
    Silurian
    Show details

    • Homerian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details

    • Sheinwoodian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details

  • Llandovery (443.8 +/-1.5 Ma)

    Rank
    chronostratigraphy
    Status
    informal term
    Age
    Silurian
    Show details

    • Telychian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details

    • Aeronian

      Name Origin

      Cemcoed-Aeron Farm near Llandovery, Powys (Wales, UK)

      Rank
      chronostratigraphic Stage
      Status
      valid formal name
      In short

      Second stage of the Llandovery Series (Early Silurian).

      Age
      Silurian
      Show details

    • Rhuddanian

      Rank
      chronostratigraphic Stage
      Status
      valid
      Age
      Silurian
      Show details
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