Cobricosphaeridium |
Cobricosphaeridium hebes
|
Nd |
Nd |
|
Cobricosphaeridium |
Cobricosphaeridium spiniferum
|
Nd |
Nd |
|
Codoniella |
Codoniella
|
Worldwide |
Aptian |
Danian |
Codoniella |
Codoniella campanulata
|
Nd |
Nd |
|
Cometodinium |
Cometodinium
|
Worldwide |
Turonian |
Senonian |
Cometodinium |
Cometodinium obscurum
|
Nd |
Nd |
|
Comparodinium |
Comparodinium
|
Worldwide |
Rhaetian |
Early Jurassic |
Comparodinium |
Comparodinium koessenium
|
Nd |
Nd |
|
Comparodinium |
Comparodinium scalatum
|
Nd |
Nd |
|
Compositosphaeridium |
Compositosphaeridium
|
Worldwide |
Oxfordian |
|
Compositosphaeridium |
Compositosphaeridium costatum
|
Nd |
Nd |
|
Conneximura |
Conneximura
|
Worldwide |
Campanian |
Danian |
Conneximura |
Conneximura fimbriata
|
Nd |
Nd |
|
Conosphaeridium |
Conosphaeridium
|
Worldwide |
Albian |
Cenomanian |
Conosphaeridium |
Conosphaeridium striatoconum
|
Nd |
Nd |
|
Cordosphaeridium |
Cordosphaeridium
|
Worldwide |
Senonian |
Oligocene |
Cordosphaeridium |
Cordosphaeridium inodes
|
Nd |
Nd |
|