Name | From | To | Age range |
---|---|---|---|
Areosphaeridium calicigerum | Early Rupelian | Early Rupelian |
|
Areosphaeridium asteriphorum | Late Hauterivian | Barremian |
|
Areosphaeridium argentinense | Cenomanian | Campanian |
|
Areosphaeridium arcuatum | Late Cretaceous | Pleistocene |
|
Areosphaeridium actinocoronatum | Late Eocene | Early Pleistocene |
|
Areosphaeridium | Mesozoic | Cenozoic |
|