Achomosphaera |
Achomosphaera neptuni
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Achomosphaera |
Achomosphaera ramulifera
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Achomosphaera |
Achomosphaera sp.A
sp. nov. |
Atlantic(Bay of Biscay) |
Albian |
|
Adnatosphaeridium |
Adnatosphaeridium vetusculum
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Adnatosphaeridium |
Adnatosphaeridium vetusculum
|
England(Yorkshire) |
Early Barremian |
|
Aptea |
Aptea polymorpha
|
Atlantic(Bay of Biscay) |
Aptian |
|
Aptea |
Aptea polymorpha
|
Atlantic(Bay of Biscay) |
Albian |
|
Aptea |
Aptea securigera
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Apteodinium |
Apteodinium grande
|
Atlantic(Bay of Biscay) |
Albian |
|
Apteodinium |
Apteodinium maculatum
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Bacchidinium |
Bacchidinium
|
Australia(W.Australia) |
Albian |
Cenomanian |
Bacchidinium |
Bacchidinium polypes
|
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Bacchidinium |
Bacchidinium polypes
|
Atlantic(Bay of Biscay) |
Albian |
Cenomanian |
Bacchidinium |
Bacchidinium polypes
|
Atlantic(Bay of Biscay) |
Albian |
|
Bacchidinium |
Bacchidinium polypes
|
Australia(W.Australia) |
Albian |
Cenomanian |
Bacchidinium |
Bacchidinium sarmentum
sp. nov. |
Atlantic(Bay of Biscay) |
Aptian |
Albian |
Baltisphaeridium |
Baltisphaeridium crameri
|
Atlantic(Bay of Biscay) |
Albian |
|