Codoniella |
Codoniella campanulata
|
Nd |
Santonian |
|
Cometodinium |
Cometodinium obscurum
|
Nd |
Turonian |
|
Coniferatium |
Coniferatium frontierense
|
Nd |
Albian |
Early Cenomanian |
Conosphaeridium |
Conosphaeridium striatoconum
|
Nd |
Albian |
Cenomanian |
Conosphaeridium |
Conosphaeridium tubulosum
|
Nd |
Albian |
Cenomanian |
Cooksoniella |
Cooksoniella damasii
|
Nd |
Senonian |
|
Cooksoniella |
Cooksoniella manumii
|
Nd |
Turonian |
Campanian |
Cooksoniella |
Cooksoniella paleocenica
|
Nd |
Middle Paleocene |
|
Cooksoniella |
Cooksoniella scheii
|
Nd |
Middle Cretaceous |
|
Cooksoniella |
Cooksoniella vnigrii
|
Nd |
Turonian |
Santonian |
Cordosphaeridium |
Cordosphaeridium axiale
|
Nd |
Nd |
|
Cordosphaeridium |
Cordosphaeridium biarmatum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium bipolare
|
Nd |
Nd |
|
Cordosphaeridium |
Cordosphaeridium callosum
|
Nd |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium cantharellus
|
Nd |
Late Oligocene |
|
Cordosphaeridium |
Cordosphaeridium capricornum
|
Nd |
Late Eocene |
|
Cordosphaeridium |
Cordosphaeridium centrocarpum
|
Nd |
Nd |
|