Bohaidina |
Bohaidina retirugosa
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina retirugosa
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina retirugosa
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina retirugosa
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina retirugosa
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina retirugosa
|
China(Shantung) |
Eocene |
|
Bosedinia |
Bosedinia operculata
|
China(Shantung) |
Eocene |
Middle Oligocene |
Bosedinia |
Bosedinia operculata
|
China(Honan) |
Eocene |
Middle Oligocene |
Campenia |
Campenia biornata
sp. nov. |
China(Shantung) |
Eocene |
|
Campenia |
Campenia biornata
sp. nov. |
China(Honan) |
Eocene |
|
Campenia |
Campenia circellata
|
China(Shantung) |
Early Oligocene |
Middle Oligocene |
Campenia |
Campenia circellata
|
China(Honan) |
Early Oligocene |
Middle Oligocene |
Campenia |
Campenia circellata
sp. nov. |
China(Honan) |
Eocene |
Middle Oligocene |
Campenia |
Campenia circellata
sp. nov. |
China(Shantung) |
Eocene |
Middle Oligocene |
Campenia |
Campenia densa
sp. nov. |
China(Shantung) |
Eocene |
Middle Oligocene |
Campenia |
Campenia densa
sp. nov. |
China(Honan) |
Eocene |
Middle Oligocene |
Campenia |
Campenia irregularis
|
China(Honan) |
Eocene |
Middle Oligocene |