Impletosphaeridium |
Impletosphaeridium polypes
|
Australia(W.Australia) |
Albian |
Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium recurvatum
|
Australia(W.Australia) |
Albian |
Cenomanian |
Cleistosphaeridium |
Cleistosphaeridium polypes
|
England(Isle of Wight) |
Cenomanian |
|
Impletosphaeridium |
Impletosphaeridium polypes
|
England(Isle of Wight) |
Cenomanian |
|
Adnatosphaeridium |
Adnatosphaeridium vittatum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Adnatosphaeridium |
Adnatosphaeridium caulleryi
|
Pacific(S.China Sea) |
Late Oligocene |
|
Adnatosphaeridium |
Adnatosphaeridium reticulense
|
Pacific(S.China Sea) |
Late Oligocene |
|
Adnatosphaeridium |
Adnatosphaeridium vittatum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Apteodinium |
Apteodinium granulatum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Apteodinium |
Apteodinium maculatum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Apteodinium |
Apteodinium nanhaicum
sp. nov. |
Pacific(S.China Sea) |
Late Oligocene |
|
Cleistosphaeridium |
Cleistosphaeridium baculatum
sp. nov. |
Pacific(S.China Sea) |
Late Oligocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium centrocarpum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Cleistosphaeridium |
Cleistosphaeridium centrocarpum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Cleistosphaeridium |
Cleistosphaeridium minus
|
Pacific(S.China Sea) |
Late Oligocene |
|
Cleistosphaeridium |
Cleistosphaeridium tribuliferum
|
Pacific(S.China Sea) |
Late Oligocene |
|
Emmetrocysta |
Emmetrocysta urnaformis
|
Pacific(S.China Sea) |
Late Oligocene |
|