Rugasphaera |
Rugasphaera micirugis
sp. nov. |
China(Hopei) |
Oligocene |
|
Rugasphaera |
Rugasphaera minor
sp. nov. |
China(Hopei) |
Late Eocene |
Early Oligocene |
Rugasphaera |
Rugasphaera operculata
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Rugasphaera |
Rugasphaera operculata
|
China(Hopei) |
Eocene |
Late Oligocene |
Rugasphaera |
Rugasphaera sp.1
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Rugasphaera |
Rugasphaera sp.2
sp. nov. |
China(Hopei) |
Late Eocene |
Early Oligocene |
Savitrinia |
Savitrinia miocenica
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Savitrinia |
Savitrinia sp.1
sp. nov. |
China(Hopei) |
Nd |
|
Savitrinia |
Savitrinia sp.2
sp. nov. |
China(Hopei) |
Nd |
|
Tanyosphaeridium |
Tanyosphaeridium sp.1
sp. nov. |
China(Hopei) |
Late Eocene |
Early Oligocene |
Tanyosphaeridium |
Tanyosphaeridium sp.2
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Tectocorpidium |
Tectocorpidium
|
China(Hopei) |
Late Eocene |
|
Tectocorpidium |
Tectocorpidium angustilimbatum
sp. nov. |
China(Hopei) |
Late Eocene |
Late Oligocene |
Tectocorpidium |
Tectocorpidium rimosum
sp. nov. |
China(Hopei) |
Late Eocene |
|
Tectocorpidium |
Tectocorpidium sp
|
China(Hopei) |
Late Oligocene |
|
Tenua |
Tenua bellula
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Tenua |
Tenua bifidis
sp. nov. |
China(Hopei) |
Late Eocene |
Middle Oligocene |