Chytroeisphaeridia |
Chytroeisphaeridia pocockii
|
Canada(Arctic) |
Bathonian |
Portlandian |
Pareodinia |
Pareodinia ceratophora
|
Canada(Arctic) |
Bathonian |
Portlandian |
Chytroeisphaeridia |
Chytroeisphaeridia sp
|
Canada(Arctic) |
Early Oxfordian |
|
Ctenidodinium |
Ctenidodinium ornatum
|
Canada(Arctic) |
Early Oxfordian |
|
Meiourogonyaulax |
Meiourogonyaulax sp
|
Canada(Arctic) |
Early Oxfordian |
|
Acanthaulax |
Acanthaulax sp
|
Canada(Arctic) |
Early Oxfordian |
|
Tenua |
Tenua pilosa
|
Canada(Arctic) |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta areolata
|
Canada(Arctic) |
Early Oxfordian |
|
Paragonyaulacysta |
Paragonyaulacysta sp
|
Canada(Arctic) |
Late Oxfordian |
|
Lanterna |
Lanterna saturnalis
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Pareodinia |
Pareodinia ceratophora
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Gonyaulacysta |
Gonyaulacysta longicornis
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Pareodinia |
Pareodinia borealis
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Sirmiodinium |
Sirmiodinium grossii
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Scriniodinium |
Scriniodinium crystallinum
|
Canada(Arctic) |
Late Oxfordian |
Portlandian |
Pareodinia |
Pareodinia capillosa
|
Canada(Arctic) |
Early Kimmeridgian |
Portlandian |
Horologinella |
Horologinella spinosigibberosa
|
Canada(Arctic) |
Late Oxfordian |
Late Kimmeridgian |