Cleistosphaeridium |
Cleistosphaeridium ehrenbergii
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium elegans
|
Nd |
Early Tertiary |
|
Cleistosphaeridium |
Cleistosphaeridium eocenicum
|
India(Assam) |
Early Eocene |
Middle Eocene |
Cleistosphaeridium |
Cleistosphaeridium erectum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium flexuosum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium fungosum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium fungosum
|
England(Lincolnshire) |
Early Barremian |
|
Cleistosphaeridium |
Cleistosphaeridium furcillatum
|
Nd |
Hauterivian |
Early Barremian |
Cleistosphaeridium |
Cleistosphaeridium garampaniense
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium giganteum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium granulatum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium heteracanthum
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
|
Nd |
Nd |
|
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
|
Nd |
Nd |
|