Pediastrum |
Pediastrum boryanum
|
China(Hopei) |
Late Eocene |
Middle Oligocene |
Pediastrum |
Pediastrum bidentulum
|
China(Hopei) |
Late Oligocene |
|
Pediastrum |
Pediastrum duplex
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Pediastrum |
Pediastrum sp
|
China(Hopei) |
Nd |
|
Campenia |
Campenia circellata
sp. nov. |
China(Hopei) |
Oligocene |
|
Campenia |
Campenia irregularis
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Campenia |
Campenia microreticulata
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Campenia |
Campenia sp
|
China(Hopei) |
Nd |
|
Hungarodiscus |
Hungarodiscus fissilis
sp. nov. |
China(Hopei) |
Oligocene |
|
Hungarodiscus |
Hungarodiscus foveolatus
sp. nov. |
China(Hopei) |
Oligocene |
|
Hungarodiscus |
Hungarodiscus punctatus
sp. nov. |
China(Hopei) |
Late Oligocene |
|
Noremia |
Noremia major
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Granodiscus |
Granodiscus crassus
sp. nov. |
China(Hopei) |
Early Oligocene |
Middle Oligocene |
Granodiscus |
Granodiscus granulatus
|
China(Hopei) |
Late Eocene |
Oligocene |
Granodiscus |
Granodiscus pylomicus
sp. nov. |
China(Hopei) |
Oligocene |
|
Granodiscus |
Granodiscus staplini
|
China(Hopei) |
Oligocene |
|
Leiosphaeridia |
Leiosphaeridia caperata
sp. nov. |
China(Hopei) |
Late Eocene |
Oligocene |