Stephodinium |
Stephodinium coronatum
|
Belgium |
Turonian |
|
Stephodinium |
Stephodinium pellucidum
|
France(Paris Basin) |
Santonian |
|
Stephodinium |
Stephodinium pellucidum
|
Belgium |
Maastrichtian |
|
Subtilisphaera |
Subtilisphaera pontis-mariae
|
France(Paris Basin) |
Turonian |
Santonian |
Subtilisphaera |
Subtilisphaera pontis-mariae
|
Poland |
Turonian |
|
Surculosphaeridium |
Surculosphaeridium longifurcatum
|
France(Paris Basin) |
Late Albian |
Campanian |
Surculosphaeridium |
Surculosphaeridium longifurcatum
|
England |
Cenomanian |
|
Surculosphaeridium |
Surculosphaeridium longifurcatum
|
Belgium |
Turonian |
Santonian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
France(Paris Basin) |
Late Albian |
Santonian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
England |
Late Albian |
Turonian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
Belgium |
Turonian |
Maastrichtian |
Thalassiphora |
Thalassiphora pelagica
|
France(Paris Basin) |
Turonian |
Early Danian |
Thalassiphora |
Thalassiphora pelagica
|
France(Paris Basin) |
Campanian |
|
Thalassiphora |
Thalassiphora pelagica
|
England |
Cenomanian |
Early Danian |
Thalassiphora |
Thalassiphora pelagica
|
Germany |
Early Danian |
|
Thalassiphora |
Thalassiphora pelagica
|
Belgium |
Early Danian |
|
Thalassiphora |
Thalassiphora pelagica
|
Denmark |
Maastrichtian |
Early Danian |