Wetzeliella |
Wetzeliella neocomica
|
Nd |
Nd |
|
Wetzeliella |
Wetzeliella neocomica
|
Nd |
Nd |
|
Wetzeliella |
Wetzeliella rhomboidea
|
Nd |
Nd |
|
Wetzeliella |
Wetzeliella rotundata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera bentorii
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera furcata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium pilosum
|
Nd |
Nd |
|
Endoscrinium |
Endoscrinium eisenackii
|
Nd |
Late Jurassic |
Late Jurassic |
Ceratiopsis |
Ceratiopsis diebelii
|
Nd |
Nd |
Nd |
Cordosphaeridium |
Cordosphaeridium microtriainum
sp. nov. |
Nd |
Nd |
Nd |
Hystrichosphaeridium |
Hystrichosphaeridium diktyoplokum
|
Nd |
Nd |
Nd |
Hystrichokolpoma |
Hystrichokolpoma eisenackii
sp. nov. |
Nd |
Early Eocene |
Early Eocene |
Cleistosphaeridium |
Cleistosphaeridium huguoniotii
sp. nov. |
Nd |
Cenomanian |
Cenomanian |
Gonyaulacysta |
Gonyaulacysta sarjeantii
|
Nd |
Tithonian |
Tithonian |
Areosphaeridium |
Areosphaeridium diktyoplokum
sp. nov. |
Nd |
Eocene |
Eocene |