Cometodinium |
Cometodinium obscurum
|
Nd |
Late Barremian |
Campanian |
Cordosphaeridium |
Cordosphaeridium axiale
|
Nd |
Late Eocene |
Early Oligocene |
Cordosphaeridium |
Cordosphaeridium cantharellus
|
Nd |
Late Oligocene |
|
Cordosphaeridium |
Cordosphaeridium cracenospinosum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium difficile
|
Nd |
Albian |
Turonian |
Cordosphaeridium |
Cordosphaeridium diktyoplokum
|
Nd |
Early Eocene |
Middle Oligocene |
Cordosphaeridium |
Cordosphaeridium divergens
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium eoinodes
|
Nd |
Late Berriasian |
Coniacian |
Cordosphaeridium |
Cordosphaeridium erectum
|
Nd |
Albian |
Turonian |
Cordosphaeridium |
Cordosphaeridium exilimurum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium fasciatum
|
Nd |
Early Barremian |
|
Cordosphaeridium |
Cordosphaeridium fibrospinosum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium floripes
|
Nd |
Early Eocene |
Early Miocene |
Cordosphaeridium |
Cordosphaeridium gracile
|
Nd |
Early Eocene |
Middle Miocene |
Cordosphaeridium |
Cordosphaeridium inodes
|
Nd |
Paleocene |
Middle Miocene |
Cordosphaeridium |
Cordosphaeridium latispinosum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium microtriainum
|
Nd |
Late Eocene |
Middle Oligocene |