Gonyaulacysta |
Gonyaulacysta delicata
sp. nov. |
Canada(Saskatchewan) |
Cenomanian |
|
Microdinium |
Microdinium crinitum
|
Canada(Saskatchewan) |
Cenomanian |
|
Oligosphaeridium |
Oligosphaeridium complex
|
Canada(Saskatchewan) |
Cenomanian |
|
Cleistosphaeridium |
Cleistosphaeridium aciculare
sp. nov. |
Canada(Saskatchewan) |
Albian |
Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium difficile
|
Canada(Saskatchewan) |
Albian |
Cenomanian |
Oligosphaeridium |
Oligosphaeridium reniforme
|
Canada(Saskatchewan) |
Albian |
Cenomanian |
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Canada(Saskatchewan) |
Albian |
|
Cyclonephelium |
Cyclonephelium eisenackii
sp. nov. |
Canada(Saskatchewan) |
Late Albian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Canada(Saskatchewan) |
Albian |
|
Cyclonephelium |
Cyclonephelium eisenackii
|
Canada(Saskatchewan) |
Late Albian |
Cenomanian |
Histiocysta |
Histiocysta
|
England |
Cenomanian |
|
Cassiculosphaeridia |
Cassiculosphaeridia
|
England |
Cenomanian |
|
Epelidosphaeridia |
Epelidosphaeridia
|
England |
Cenomanian |
|
Polysphaeridium |
Polysphaeridium laminaspinosum
|
England(Isle of Wight) |
Cenomanian |
|
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
England(Isle of Wight) |
Cenomanian |
|
Callaiosphaeridium |
Callaiosphaeridium asymmetricum
|
England(Isle of Wight) |
Cenomanian |
|
Cleistosphaeridium |
Cleistosphaeridium heteracanthum
|
England(Isle of Wight) |
Cenomanian |
|