The Pissot Formation is a geologic formation in the Armorican Massif of Normandy, northwestern France. It preserves fossils dating back to the Darriwilian to Sandbian (Dobrotivian in the regional stratigraphy) stages of the Ordovician period.[1]

Pissot Formation
Stratigraphic range: Darriwilian-Sandbian (Dobrotivian)
~461–457.5 Ma
Geologic map of the Armorican Massif
TypeFormation
Lithology
PrimarySiltstone
Location
Coordinates49°00′N 1°00′W / 49.0°N 1.0°W / 49.0; -1.0
Approximate paleocoordinates66°54′S 72°12′E / 66.9°S 72.2°E / -66.9; 72.2
RegionOrne
Country France
ExtentArmorican Massif
Pissot Formation is located in France
Pissot Formation
Pissot Formation (France)
Pissot Formation is located in Normandy
Pissot Formation
Pissot Formation (Normandy)

Fossil content

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The following fossils have been reported from the formation:[1][2][3]

Trilobites

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See also

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References

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  1. ^ a b Pissot Formation at Fossilworks.org
  2. ^ Henry, 1980
  3. ^ Henry & Romano, 1978

Bibliography

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  • J.-L. Henry. 1980. Trilobites ordoviciens du Massif armoricain. Mémoires de la Société Géologique et Minéralogique de Bretagne 22:1-250
  • J. L. Henry and M. Romano. 1978. Le genre Dionide Barrande, 1847 (Trilobite) dans l'Ordovicien du Massif Armoricain et du Portugal. Géobios 11(3):327-343