Cyclonephelium |
Cyclonephelium distinctum
|
USSR(Siberia) |
Late Cenomanian |
Campanian |
Subtilisphaera |
Subtilisphaera pirnaensis
|
USSR(Siberia) |
Late Cenomanian |
Coniacian |
Pierceites |
Pierceites pentagonus
|
USSR(Siberia) |
Cretaceous |
Coniacian |
Kallosphaeridium |
Kallosphaeridium ringnesiorum
|
USSR(Siberia) |
Late Cenomanian |
Early Coniacian |
Pterodinium |
Pterodinium cingulatum
|
USSR(Siberia) |
Late Cenomanian |
|
Apteodinium |
Apteodinium maculatum
|
USSR(Siberia) |
Late Cenomanian |
Early Turonian |
Cribroperidinium |
Cribroperidinium exilicristatum
|
USSR(Siberia) |
Late Cenomanian |
Maestrichtian |
Litosphaeridium |
Litosphaeridium siphoniphorum
|
USSR(Siberia) |
Late Cenomanian |
|
Ginginodinium |
Ginginodinium evittii
|
USSR(Siberia) |
Late Cenomanian |
Turonian |
Trithyrodinium |
Trithyrodinium rhomboideum
|
USSR(Siberia) |
Late Cenomanian |
Turonian |
Pervosphaeridium |
Pervosphaeridium truncatum
|
USSR(Siberia) |
Late Cenomanian |
Coniacian |
Florentinia |
Florentinia cooksoniae
|
USSR(Siberia) |
Late Cenomanian |
Early Turonian |
Xenascus |
Xenascus blastema
|
USSR(Siberia) |
Late Cenomanian |
Early Turonian |
Microdinium |
Microdinium glabrum
|
USSR(Siberia) |
Late Cenomanian |
Early Turonian |
Microdinium |
Microdinium ornatum
|
USSR(Siberia) |
Turonian |
Maestrichtian |
Cleistosphaeridium |
Cleistosphaeridium aciculare
|
USSR(Siberia) |
Turonian |
Early Coniacian |
Maghrebinia |
Maghrebinia membraniphora
|
USSR(Siberia) |
Turonian |
Early Coniacian |