Alisocysta |
Alisocysta circumtabulata
|
Northern Hemisphere |
Maastrichtian |
Thanetian |
Alisocysta |
Alisocysta margarita
|
Northern Hemisphere |
Danian |
Thanetian |
Alisocysta |
Alisocysta reticulata
|
Northern Hemisphere |
Maastrichtian |
Thanetian |
Amiculosphaera |
Amiculosphaera umbraculum
|
Northern Hemisphere |
Serravallian |
Late Neogene |
Apectodinium |
Apectodinium augustum
|
Northern Hemisphere |
Thanetian |
|
Apectodinium |
Apectodinium homomorphum
|
Northern Hemisphere |
Thanetian |
Bartonian |
Apteodinium |
Apteodinium australiense
|
Northern Hemisphere |
Thanetian |
Bartonian |
Apteodinium |
Apteodinium spiridoides
|
Northern Hemisphere |
Chattian |
Serravallian |
Areoligera |
Areoligera semicirculata
|
Northern Hemisphere |
Rupelian |
|
Areosphaeridium |
Areosphaeridium arcuatum
|
Northern Hemisphere |
Lutetian |
|
Areosphaeridium |
Areosphaeridium diktyoplokum
|
Northern Hemisphere |
Lutetian |
Priabonian |
Batiacasphaera |
Batiacasphaera compta
|
Northern Hemisphere |
Bartonian |
Priabonian |
Batiacasphaera |
Batiacasphaera micropapillata
|
Northern Hemisphere |
Chattian |
Serravallian |
Batiacasphaera |
Batiacasphaera sphaerica
|
Northern Hemisphere |
Aquitanian |
Serravallian |
Biconidinium |
Biconidinium longissimum
|
Northern Hemisphere |
Ypresian |
|
Bitectatodinium |
Bitectatodinium tepikiense
|
Northern Hemisphere |
Aquitanian |
Recent |
Caligodinium |
Caligodinium amiculum
|
Northern Hemisphere |
Danian |
Aquitanian |