Heslertonia |
Heslertonia teichophera
|
W.Germany(Bavaria) |
Callovian |
|
Heslertonia |
Heslertonia teichophera
|
Switzerland |
Callovian |
|
Heslertonia |
Heslertonia teichophera
|
France(Herault) |
Late Bathonian |
Early Oxfordian |
Heslertonia |
Heslertonia teichophera
|
Spitsbergen |
Late Bathonian |
Early Oxfordian |
Heslertonia |
Heslertonia teichophera
|
USSR(Franz Josef Land) |
Late Bathonian |
Early Oxfordian |
Heslertonia |
Heslertonia teichophera
|
Greenland |
Late Bathonian |
Early Oxfordian |
Heslertonia |
Heslertonia teichophera
|
England(Lincolnshire) |
Late Bathonian |
Early Oxfordian |
Heslertonia |
Heslertonia teichophera
|
England(Nottinghamshire) |
Late Bathonian |
Early Oxfordian |
Hystrichodinium |
Hystrichodinium lanceatum
|
Canada(Arctic) |
Late Bathonian |
Early Oxfordian |
Hystrichodinium |
Hystrichodinium lanceatum
|
Arctic Ocean(Barents Sea) |
Late Bathonian |
Early Oxfordian |
Hystrichodinium |
Hystrichodinium lanceatum
|
Atlantic(Norwegian Sea) |
Early Callovian |
Middle Callovian |
Hystrichodinium |
Hystrichodinium lanceatum
|
North Sea |
Late Callovian |
Early Oxfordian |
Hystrichodinium |
Hystrichodinium lanceatum
|
Scotland(Kincardine) |
Late Bathonian |
Early Callovian |
Hystrichodinium |
Hystrichodinium lanceatum
|
England(Yorkshire) |
Late Bathonian |
Early Oxfordian |
Hystrichodinium |
Hystrichodinium lanceatum
|
W.Germany(Bavaria) |
Early Oxfordian |
|
Hystrichodinium |
Hystrichodinium lanceatum
|
Switzerland |
Early Oxfordian |
|
Hystrichodinium |
Hystrichodinium lanceatum
|
France(Herault) |
Late Bathonian |
Early Oxfordian |