Exochosphaeridium |
Exochosphaeridium pseudhystrichodinium
|
England(Surrey) |
Cenomanian |
Turonian |
Exochosphaeridium |
Exochosphaeridium pseudhystrichodinium
|
France |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium striolatum
sp. nov. |
England(Surrey) |
Albian |
Turonian |
Exochosphaeridium |
Exochosphaeridium striolatum
sp. nov. |
England(Isle of Wight) |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium striolatum
sp. nov. |
France |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium striolatum
sp. nov. |
Texas |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium striolatum
|
France |
Late Cretaceous |
|
Fromea |
Fromea amphora
|
England(Surrey) |
Cenomanian |
|
Fromea |
Fromea amphora
|
France |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta cassidata
|
England(Surrey) |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta cassidata
|
England(Isle of Wight) |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta cassidata
|
France |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta delicata
sp. nov. |
Canada(Saskatchewan) |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta exilicristata
sp. nov. |
England(Surrey) |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta exilicristata
sp. nov. |
England(Isle of Wight) |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta exilicristata
sp. nov. |
France |
Cenomanian |
|
Gonyaulacysta |
Gonyaulacysta exilicristata
sp. nov. |
Canada(Saskatchewan) |
Albian |
|