Kersadiou Formation

Geology

Group: Troaon

Members: unnamed (20)

Lithologies: "shale" (11), siltstone (19), "limestone" (9)

Paleoenvironments: marine indet. (3), carbonate indet. (8), shallow subtidal indet. (1), open shallow subtidal (4), lagoonal/restricted shallow subtidal (4)

Age range: base of the Middle Givetian to the top of the Givetian or 383.00000 to 382.70000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Givetian387.7 - 382.7France (Alsace) (40072)
Middle Givetian383.0 - 380.2France (Bretagne) (84042 84083 84086 84090 84091 84095 84098 84099 84100)
Middle Givetian383.0 - 380.2France (Brittany) (5915 5916 5917 5918 5919 5920 5921 5922 5924 5923)