Chiropteridium |
Chiropteridium galea
|
W.Germany(Schleswig) |
Middle Oligocene |
|
Chytroeisphaeridia |
Chytroeisphaeridia pocockii
|
Nd |
Nd |
|
Cladopyxidium |
Cladopyxidium saeptum
|
Denmark |
Danian |
|
Cladopyxidium |
Cladopyxidium septatum
|
Virginia |
Late Paleocene |
|
Cleistosphaeridium |
Cleistosphaeridium oligacanthum
|
W.Germany(Schleswig) |
Danian |
|
Colonsaydinium |
Colonsaydinium psilatum
|
Scotland(Argyll) |
Early Holocene |
|
Comparodinium |
Comparodinium koessenium
|
Australia |
Rhaetian |
Hettangian |
Conneximura |
Conneximura fimbriata
|
Denmark |
Danian |
|
Cordosphaeridium |
Cordosphaeridium lemniscatum
|
Italy |
Late Cretaceous |
Paleocene |
Corradinisphaeridium |
Corradinisphaeridium personatum
|
Italy |
Senonian |
|
Corrudinium |
Corrudinium incompositum
|
Mississippi |
Oligocene |
|
Cyclonephelium |
Cyclonephelium tabulatum
|
France |
Aptian |
|
Cymososphaeridium |
Cymososphaeridium validum
|
Denmark |
Hauterivian |
|
Dapsilidinium |
Dapsilidinium pastielsii
|
England(Kent) |
Eocene |
|
Deflandrea |
Deflandrea pentagonalis
|
Italy |
Senonian |
|
Deflandrea |
Deflandrea ventriosa
|
Nd |
Nd |
|
Desmocysta |
Desmocysta plekta
|
England(Isle of Wight) |
Aptian |
|