Bohaidina |
Bohaidina rugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina laevigata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina laevigata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina laevigata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina granulata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina granulata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina granulata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina puyangensis
|
China(Hunan) |
Oligocene |
Middle Miocene |
Parabohaidina |
Parabohaidina retirugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Prominangularia |
Prominangularia granulata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium granulatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium granorugosum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium laevigatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium tuberculatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Huanghedinium |
Huanghedinium granorugosum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Huanghedinium |
Huanghedinium magnum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Paraperidinium |
Paraperidinium
|
China(Hunan) |
Oligocene |
Middle Miocene |