Coronifera |
Coronifera sp.2
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Coronifera |
Coronifera sp.3
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Dictyotidium |
Dictyotidium sp.2
sp. nov. |
China(Hopei) |
Late Eocene |
Late Oligocene |
Dictyotidium |
Dictyotidium sp.3
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Dictyotidium |
Dictyotidium sp.4
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Filisphaeridium |
Filisphaeridium longibaculatum
sp. nov. |
China(Hopei) |
Oligocene |
|
Filisphaeridium |
Filisphaeridium paucibaculatum
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Filisphaeridium |
Filisphaeridium radibaculatum
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Filisphaeridium |
Filisphaeridium regularum
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Micrhystridium |
Micrhystridium sp.1
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Oligosphaeridium |
Oligosphaeridium sp.2
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Oligosphaeridium |
Oligosphaeridium sp.3
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Pareodinia |
Pareodinia gibberosa
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Paucibucina |
Paucibucina sp.2
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Prolixosphaeridium |
Prolixosphaeridium sp.2
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Prominangularia |
Prominangularia dongyingensis
sp. nov. |
China(Hopei) |
Oligocene |
|
Prominangularia |
Prominangularia laevigata
sp. nov. |
China(Hopei) |
Oligocene |
|