Bartonian (~41 Ma)

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Representation and status

Index
-
CMYK Color
0/25/35/0
RGB color
R: 253 G: 192 B: 145
Rank
chronostratigraphic Stage
Validity
Unit is in Use
Status
valid formal name
SCS note
-
SCS date
-
Comment
Encompassed initially the Priabonian (= ex Ludian) as well, and thus formed the Late Eocene. It is now attributed to the Middle Eocene, the Late Eocene corresponding only to the Priabonian.

Nomenclature

German
Bartonien
French
Bartonien
Italian
Bartoniano
English
Bartonian (~41 Ma)
Origin of the Name

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

Historical Variants
Bartonian (Mayer-Eymar 1857, revised in 1869), Bartonium
Nomenclatorial Remarks
-

Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description
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Geomorphology
-
Thickness
-

Components

Lithological content
-
Mineral content
-
Fossil content
-

Hierarchy and succession

Superordinate unit
Subordinate units
Units at roof
    -
Units at floor
Lateral equivalents
Upper boundary
-
Lower boundary
FAD Reticulofenestra reticulata (calcareous nannoplancton)
Stratigraphic discussion
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Age

Age at top
middle Eocene
Note about top
-
Age at base
middle Eocene
Note about base
-
Dating method
Biostratigraphy: planktonic Foraminifera (P12-14), Nannoplankton (NP16-17).

Geography

Geographical extent
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Type area
Type locality
Type profile
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Reference profiles
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Point of interest
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Paleogeography and tectonic

Paleogeography
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Kind of protolith
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Conditions of formation
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Sequence
-
Tectonic Unit (resp. main category)
Time Scale
  • Paratethys
  • Mammal stages
Metamorphism
-
Metamorphic facies
-
Note on metamorphism
-

References

Definition
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Revision
-
Important publications
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Material and varia

Applications
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  • Marinesian Show details

    Origin of the Name

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

    Rank
    chronostratigraphic Substage
    Status
    local name (informal)
    Valid name
    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 - Bartonian
    Thickness
    -
    Geographical extent
    -
    Type area
    Paris Basin (France)
    Comment
    Formerly constituted the Middle Bartonian, as the Ludian (= Priabonian) was still considered as part of the Bartonian.
  • Auversian Show details

    Origin of the Name

    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 name
    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 - early Bartonian
    Thickness
    -
    Geographical extent
    -
    Type area
    Paris Basin (France)
    Comment
    La formation des Sables d’Auvers(-Beauchamp) est typiquement grossière, à graviers, galets, débris de coquilles et fossiles roulés ; les stratifications obliques témoignent d’un dépôt peu profond en eaux agitées.