Micrhystridium |
Micrhystridium alveospinum
sp. nov. |
England(Isle of Wight) |
Cenomanian |
|
Micrhystridium |
Micrhystridium alveospinum
sp. nov. |
France |
Cenomanian |
|
Micrhystridium |
Micrhystridium alveospinum
sp. nov. |
Canada(Saskatchewan) |
Albian |
|
Micrhystridium |
Micrhystridium bifidum
sp. nov. |
England(Surrey) |
Cenomanian |
|
Micrhystridium |
Micrhystridium bifidum
sp. nov. |
France |
Cenomanian |
|
Micrhystridium |
Micrhystridium deflandrei
|
Texas |
Cenomanian |
|
Micrhystridium |
Micrhystridium inconspicuum
|
England(Surrey) |
Cenomanian |
|
Micrhystridium |
Micrhystridium inconspicuum
|
England(Isle of Wight) |
Cenomanian |
|
Micrhystridium |
Micrhystridium inconspicuum
|
France |
Cenomanian |
|
Micrhystridium |
Micrhystridium minutispinum
|
England(Surrey) |
Cenomanian |
|
Micrhystridium |
Micrhystridium piliferum
|
England(Surrey) |
Cenomanian |
|
Micrhystridium |
Micrhystridium piliferum
|
England(Isle of Wight) |
Early Cenomanian |
|
Micrhystridium |
Micrhystridium piliferum
|
France |
Cenomanian |
|
Micrhystridium |
Micrhystridium recurvatum
|
England(Isle of Wight) |
Cenomanian |
|
Micrhystridium |
Micrhystridium recurvatum
|
France |
Cenomanian |
|
Micrhystridium |
Micrhystridium recurvatum
|
Canada(Saskatchewan) |
Cenomanian |
|
Micrhystridium |
Micrhystridium recurvatum
|
England(Surrey) |
Cenomanian |
|