Eocene (56.0 Ma)

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Representation and status

Color CMYK
0/30/50/0
Color RGB
R: 253 G: 180 B: 108
Rank
chronostratigraphic Epoch
Validity
Unit is in Use
Status
valid formal name

Nomenclature

Deutsch
Eozän
Français
Eocène
Italiano
Eocene
English
Eocene (56.0 Ma)
Origin of the Name

eos = aurore, début , kaïno = récent

Historical Variants

Eocene (Lyell 1833), Eocène (Denizot et al. 1957), Eocän, Eocaen

Description

Description

Flyschs, Nummulitic Limestones, ... + Siderolithics

Hierarchy and sequence

Subordinate units
Units at roof

Age

Age at top
  • Priabonian
Age at base
  • Ypresian

References

Definition
Lyell Charles (1833) : Principles of Geology. 1st edition

  • Priabonian (37.71 Ma)

    Name Origin

    Named after the village of Priabona (Italia), Vicenza.

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    Nomenclatorial Remarks
    <p>Parastratotypes à Ghenderle, Brendola, Mossano et Possagno (Cita 1969) ; calcaires marneux à Echinides de Priabona (Boussac 1909a)</p>
    In short

    Last stage of the Eocene. Definition originally based on the «assises de la Granella», «groupe des couches à Orbitoides de Priabona» and «marnes de Brendola».

    Age
    late Eocene
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  • Bartonian (~41 Ma)

    Name Origin

    Named after the village of Barton-on-Sea (Hampshire, UK).

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    In short

    Second stage of the Middle Eocene. Its definition was originally based both on the Barton Beds (Hampshire) and the Sables d'Auvers-Beauchamp (Paris Basin).

    Age
    middle Eocene
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    • Marinesian

      Name Origin

      Named after the village of Marines (Val-d'Oise, France)

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short

      Second substage of the Bartonian in the Paris Basin. Original definition based on the «Sables de Marines». It corresponds to the Late Bartonian of the International Time Scale.

      Age
      Bartonian
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    • Auversian

      Name Origin

      Named after the town of Auvers-sur-Oise (Val d'Oise, France) ; le stratotype des sablières du Bois-le-Roi est en cours d'aménagement.

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      Valid term
      Bartonian
      In short

      First substage of the Bartonian in the Paris Basin. It corresponds to the Early Bartonian of the International Time Scale.

      Age
      early Bartonian
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  • Lutetian (47.8 Ma)

    Name Origin

    Named after the town of Paris = Lutetia (France).

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    In short

    Second stage of the Eocene.

    Age
    middle Eocene
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  • Ypresian (56.0 Ma)

    Name Origin

    Named after the village of Ypres = Ieper(Belgium).

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    In short

    First stage of the Eocene.

    Age
    early Eocene
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    • Cuisian

      Name Origin

      Named after the village of Cuise-la-Motte (Oise, France).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Last, informal substage of the Ypresian.
      Age
      spätes Yprésien
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    • Sparnacian

      Name Origin

      Named after the town of Épernay = Sparnacum (Marne, France).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Early Ypresian of the Paris Basin.
      Age
      early Eocene
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