Parvulodinium |
Parvulodinium clavatum
|
Scotland(Kincardine) |
Late Callovian |
|
Pluriarvalium |
Pluriarvalium osmingtonense
|
Canada(Arctic) |
Callovian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Arctic Ocean(Barents Sea) |
Late Bathonian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Atlantic(Norwegian Sea) |
Callovian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
North Sea |
Late Bathonian |
Middle Callovian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
England(Yorkshire) |
Late Bathonian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Egypt |
Late Bathonian |
Early Callovian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Israel |
Late Bathonian |
Early Callovian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Spitsbergen |
Late Bathonian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
USSR(Franz Josef Land) |
Late Bathonian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
Greenland |
Callovian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
England(Lincolnshire) |
Late Bathonian |
Early Oxfordian |
Pluriarvalium |
Pluriarvalium osmingtonense
|
England(Nottinghamshire) |
Late Bathonian |
Early Oxfordian |
Polystephanephorus |
Polystephanephorus calathus
|
North Sea |
Late Callovian |
|
Polystephanephorus |
Polystephanephorus calathus
|
England(Yorkshire) |
Callovian |
|
Polystephanephorus |
Polystephanephorus calathus
|
Switzerland |
Callovian |
|
Polystephanephorus |
Polystephanephorus calathus
|
W.Germany(Bavaria) |
Callovian |
|