Dinogymnium |
Dinogymnium undulosum
|
Nd |
Santonian |
Maastrichtian |
Dinogymnium |
Dinogymnium undulosum
|
Canada(Eastern Offshore) |
Campanian |
|
Dinopterygium |
Dinopterygium cladoides
|
Nd |
Albian |
Santonian |
Dinopterygium |
Dinopterygium cladoides
|
Canada(Eastern Offshore) |
Cenomanian |
|
Druggidium |
Druggidium deflandrei
|
Nd |
Valanginian |
Barremian |
Eisenackia |
Eisenackia crassitabulata
|
Nd |
Cenomanian |
Maastrichtian |
Eisenackia |
Eisenackia sp
|
Canada(Eastern Offshore) |
Maastrichtian |
|
Ellipsodinium |
Ellipsodinium rugulosum
|
Nd |
Late Albian |
Santonian |
Endoceratium |
Endoceratium ludbrookiae
|
Nd |
Albian |
Cenomanian |
Endoscrinium |
Endoscrinium campanula
|
Nd |
Valanginian |
Turonian |
Endoscrinium |
Endoscrinium campanula
|
Canada(Eastern Offshore) |
Cenomanian |
|
Epelidosphaeridia |
Epelidosphaeridia spinosa
|
Nd |
Late Albian |
Santonian |
Epelidosphaeridia |
Epelidosphaeridia spinosa
|
Canada(Eastern Offshore) |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium bifidum
|
Nd |
Albian |
Campanian |
Exochosphaeridium |
Exochosphaeridium bifidum
|
Canada(Eastern Offshore) |
Santonian |
|
Exochosphaeridium |
Exochosphaeridium phragmites
|
Nd |
Albian |
Cenomanian |
Exochosphaeridium |
Exochosphaeridium striolatum
|
Nd |
Late Albian |
Campanian |