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) ~ | |
 Geologic map of the Armorican Massif | |
| Type | Formation |
| Lithology | |
| Primary | Siltstone |
| Location | |
| Coordinates | 49°00′N 1°00′W / 49.0°N 1.0°W |
| Approximate paleocoordinates | 66°54′S 72°12′E / 66.9°S 72.2°E |
| Region | Orne |
| Country |  France |
| Extent | Armorican Massif |
  Pissot Formation (France)  Pissot Formation (Normandy) | |
Fossil content
editThe following fossils have been reported from the formation:[1][2][3]
Trilobites
editSee also
editReferences
edit- ^ a b Pissot Formation at Fossilworks.org
- ^ Henry, 1980
- ^ Henry & Romano, 1978
Bibliography
edit- 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