Cribroperidinium |
Cribroperidinium conjunctum
|
Australia(Queensland) |
Aptian |
|
Apteodinium |
Apteodinium conjunctum
|
Australia(Queensland) |
Aptian |
|
Cribroperidinium |
Cribroperidinium apione
|
Australia(S.Australia) |
Albian |
|
Gonyaulax |
Gonyaulax apionis
|
Australia(S.Australia) |
Albian |
|
Cribroperidinium |
Cribroperidinium scottii
|
Australia(W.Australia) |
Early Kimmeridgian |
Middle Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta scottii
|
Australia(W.Australia) |
Early Kimmeridgian |
Middle Kimmeridgian |
Cribroperidinium |
Cribroperidinium pyrum
|
California |
Late Maastrichtian |
Danian |
Cribroperidinium |
Cribroperidinium globosum
|
Canada(Alberta) |
Middle Albian |
Late Albian |
Gonyaulacysta |
Gonyaulacysta globosa
|
Canada(Alberta) |
Middle Albian |
Late Albian |
Cribroperidinium |
Cribroperidinium obesum
|
Canada(Alberta) |
Late Albian |
|
Gonyaulacysta |
Gonyaulacysta obesa
|
Canada(Alberta) |
Late Albian |
|
Cribroperidinium |
Cribroperidinium saetigerum
|
Canada(NWT,Mackenzie) |
Early Valanginian |
Middle Valanginian |
Millioudodinium |
Millioudodinium saetigerum
|
Canada(NWT,Mackenzie) |
Early Valanginian |
Middle Valanginian |
Apteodinium |
Apteodinium spinoreticulatum
|
Canada(NWT,Mackenzie) |
Early Valanginian |
Middle Valanginian |
Millioudodinium |
Millioudodinium spinoreticulatum
|
Canada(NWT,Mackenzie) |
Early Valanginian |
Middle Valanginian |
Cribroperidinium |
Cribroperidinium globatum
|
England |
Middle Kimmeridgian |
Late Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta globata
|
England |
Middle Kimmeridgian |
Late Kimmeridgian |