Apectodinium |
Apectodinium homomorphum
|
Worldwide |
Late Paleocene |
Middle Eocene |
Apectodinium |
Apectodinium hyperacanthum
|
Worldwide |
Late Paleocene |
Early Eocene |
Apectodinium |
Apectodinium parvum
|
Worldwide |
Late Paleocene |
Early Eocene |
Aprobolocysta |
Aprobolocysta eilema
|
Worldwide |
Late Hauterivian |
|
Aprobolocysta |
Aprobolocysta varigranosa
|
Worldwide |
Late Valanginian |
Early Hauterivian |
Aptea |
Aptea polymorpha
|
Worldwide |
Aptian |
|
Apteodinium |
Apteodinium australiense
|
Worldwide |
Eocene |
Middle Miocene |
Apteodinium |
Apteodinium grande
|
Worldwide |
Late Albian |
|
Apteodinium |
Apteodinium spiridoides
|
Worldwide |
Late Oligocene |
Middle Miocene |
Araneosphaera |
Araneosphaera araneosa
|
Worldwide |
Paleocene |
Eocene |
Areoligera |
Areoligera senonensis
|
Worldwide |
Late Campanian |
Early Eocene |
Areoligera |
Areoligera sentosa
|
Worldwide |
Paleocene |
Middle Eocene |
Areoligera |
Areoligera tauloma
|
Worldwide |
Paleocene |
Middle Eocene |
Areosphaeridium |
Areosphaeridium arcuatum
|
Worldwide |
Middle Eocene |
Early Oligocene |
Areosphaeridium |
Areosphaeridium diktyoplokum
|
Worldwide |
Eocene |
|
Areosphaeridium |
Areosphaeridium fenestratum
|
Worldwide |
Middle Eocene |
Late Eocene |
Areosphaeridium |
Areosphaeridium multicornutum
|
Worldwide |
Eocene |
|