Cordosphaeridium |
Cordosphaeridium lemniscatum
|
Nd |
Nd |
|
Cordosphaeridium |
Cordosphaeridium truncigerum
|
Nd |
Nd |
|
Cornudinium |
Cornudinium
|
Worldwide |
Late Bajocian |
|
Cornudinium |
Cornudinium stavelyense
|
Nd |
Nd |
|
Coronifera |
Coronifera
|
Worldwide |
Hauterivian |
Paleocene |
Coronifera |
Coronifera oceanica
|
Nd |
Nd |
|
Coronifera |
Coronifera striolata
|
Nd |
Nd |
|
Corrudinium |
Corrudinium
|
Worldwide |
Oligocene |
|
Corrudinium |
Corrudinium incompositum
|
Nd |
Nd |
|
Craspedodinium |
Craspedodinium
|
Worldwide |
Aptian |
Cenomanian |
Craspedodinium |
Craspedodinium indistinctum
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium
|
Worldwide |
Oxfordian |
Danian |
Cribroperidinium |
Cribroperidinium edwardsii
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium sepimentum
|
Nd |
Nd |
|
Cryptarchaeodinium |
Cryptarchaeodinium
|
Worldwide |
Kimmeridgian |
|
Cryptarchaeodinium |
Cryptarchaeodinium calcaratum
|
Nd |
Nd |
|
Ctenidodinium |
Ctenidodinium
|
Worldwide |
Bathonian |
Barremian |