Marnes d'Entreport

Representation and status

Rank
lithostratigraphic Formation
Validity
Unit is not in Use
Status
local name (informal)

Nomenclature

Deutsch
Entreporte-Mergel
Français
Marnes d'Entreport
Italiano
Marna di Entreporte
English
Entreporte Marl
Origin of the Name

Entreporte (France)

Historical Variants

Marnes à Helix, Miocène lacustre (BRGM Pontarlier)

Components

Fossil Content
  • helicids

Helix (Cepoea) larteti Boissy, Helix (Cepoea) hortensis var. miocenica J. Favre

Age

Age at top
  • late Burdigalian
Age at base
  • late Burdigalian

Geography

Geographical extent
Haute-Chaîne jurassienne dans la région de Pontarlier.

Palaenography and tectonic

Tectonic unit (resp. main category)
Kind of protolith
  • sedimentary
Metamorphism
non metamorphic
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