Pseudoceratium |
Pseudoceratium pelliferum
|
Europe |
Ryazanian |
Barremian |
Scriniodinium |
Scriniodinium campanula
|
Europe |
Hauterivian |
Barremian |
Spiniferites |
Spiniferites dentatus
|
Europe |
Hauterivian |
Middle Barremian |
Spiniferites |
Spiniferites ramosus
|
Europe |
Valanginian |
Barremian |
Subtilisphaera |
Subtilisphaera terrula
|
Europe |
Late Hauterivian |
Barremian |
Systematophora |
Systematophora sp
|
Europe |
Early Portlandian |
|
Thuledinium |
Thuledinium groenlandicum
|
Europe |
Portlandian |
Ryazanian |
Trichodinium |
Trichodinium ciliatum
|
Europe |
Early Barremian |
|
Trichodinium |
Trichodinium speetonense
|
Europe |
Barremian |
|