Nannoceratopsis |
Nannoceratopsis pellucida
|
Canada(Arctic) |
Callovian |
Oxfordian |
Nannoceratopsis |
Nannoceratopsis pellucida
|
Greenland |
Callovian |
Oxfordian |
Nannoceratopsis |
Nannoceratopsis pellucida
|
Australia(W.Australia) |
Callovian |
Oxfordian |
Odontochitina |
Odontochitina
|
Worldwide |
Neocomian |
|
Oligosphaeridium |
Oligosphaeridium
|
Worldwide |
Neocomian |
|
Omatia |
Omatia sp
|
Australia(W.Australia) |
Kimmeridgian |
Tithonian |
Pareodinia |
Pareodinia
|
Canada(Arctic) |
Early Cretaceous |
|
Pareodinia |
Pareodinia
|
USSR(Russian Platform) |
Early Cretaceous |
|
Pareodinia |
Pareodinia
|
Canada |
Early Cretaceous |
|
Pareodinia |
Pareodinia
|
USSR(Siberia) |
Early Cretaceous |
|
Pareodinia |
Pareodinia
|
Europe |
Early Cretaceous |
|
Pareodinia |
Pareodinia
|
Alaska |
Early Cretaceous |
|
Phoberocysta |
Phoberocysta sp
|
Atlantic Ocean |
Early Cretaceous |
|
Phoberocysta |
Phoberocysta sp
|
Europe |
Early Cretaceous |
|
Phoberocysta |
Phoberocysta sp
|
Pakistan |
Early Cretaceous |
|
Scriniodinium |
Scriniodinium attadalense
|
Atlantic Ocean |
Early Cretaceous |
|
Scriniodinium |
Scriniodinium attadalense
|
Australia |
Early Cretaceous |
|