Exochosphaeridium |
Exochosphaeridium bifidum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium brevispinum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium caputmedusae
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium cenomaniense
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium indicum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium palmatum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium phragmites
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium pseudhystrichodinium
|
France |
Late Cretaceous |
|
Exochosphaeridium |
Exochosphaeridium scitulum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium solaster
|
Germany |
Early Eocene |
|
Exochosphaeridium |
Exochosphaeridium spinosum
|
Nd |
Nd |
|
Exochosphaeridium |
Exochosphaeridium striolatum
|
Texas |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium truncatum
|
Texas |
Cenomanian |
|
Fibradinium |
Fibradinium annetorpense
|
Nd |
Nd |
|
Fibrocysta |
Fibrocysta
|
Australia(Victoria) |
Paleocene |
|
Fibrocysta |
Fibrocysta axialis
|
Baltic |
Early Oligocene |
|
Fibrocysta |
Fibrocysta bipolaris
|
Australia(Victoria) |
Paleocene |
|