Cribroperidinium |
Cribroperidinium diaphanum
|
Australia(W.Australia) |
Aptian |
|
Cannosphaeropsis |
Cannosphaeropsis tutulosa
|
Australia(W.Australia) |
Cenomanian |
|
Adnatosphaeridium |
Adnatosphaeridium tutulosum
|
Australia(W.Australia) |
Cenomanian |
|
Epelidosphaeridia |
Epelidosphaeridia aspera
|
Canada(Alberta) |
Middle Albian |
|
Canningia |
Canningia aspera
|
Canada(Alberta) |
Middle Albian |
|
Epelidosphaeridia |
Epelidosphaeridia aspera
|
Canada(Alberta) |
Middle Albian |
|
Canningia |
Canningia aspera
|
Canada(Alberta) |
Middle Albian |
|
Canningia |
Canningia minor
|
Canada(Alberta) |
Late Albian |
|
Chytroeisphaeridia |
Chytroeisphaeridia minor
|
Canada(Alberta) |
Late Albian |
|
Chytroeisphaeridia |
Chytroeisphaeridia ringnesiorum
|
Canada(Arctic) |
Albian |
Turonian |
Canningia |
Canningia ringnesiorum
|
Canada(Arctic) |
Albian |
Turonian |
Endoceratium |
Endoceratium dettmanniae
|
England(Cambridgeshire) |
Early Cenomanian |
|
Pseudoceratium |
Pseudoceratium dettmanniae
|
England(Cambridgeshire) |
Early Cenomanian |
|
Pseudoceratium |
Pseudoceratium dettmanniae
|
England(Cambridgeshire) |
Late Albian |
Early Cenomanian |
Endoceratium |
Endoceratium dettmanniae
|
England(Cambridgeshire) |
Late Albian |
Early Cenomanian |
Yalkalpodinium |
Yalkalpodinium indicum
|
India(Madras) |
Aptian |
Early Albian |
Ovoidinium |
Ovoidinium indicum
|
India(Madras) |
Aptian |
Early Albian |