Group

Geology

Formations: Ahlen (3)

Lithologies: marl (3)

Paleoenvironments: open shallow subtidal (3)

Age range: Early/Lower Campanian or 83.60000 to 72.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian83.6 - 72.2Germany (64139 64140 64141)