Bipolaribucina |
Bipolaribucina sp.1
sp. nov. |
China(Shantung) |
Middle Oligocene |
|
Bipolaribucina |
Bipolaribucina sp.2
sp. nov. |
China(Shantung) |
Eocene |
|
Bipolaribucina |
Bipolaribucina sp.2
sp. nov. |
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina apiciporata
sp. nov. |
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina apiciporata
sp. nov. |
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina granulata
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina laevigata
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina laevigata
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina microreticulata
|
China(Honan) |
Eocene |
|
Bohaidina |
Bohaidina microreticulata
|
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina prolata
sp. nov. |
China(Shantung) |
Eocene |
|
Bohaidina |
Bohaidina prolata
sp. nov. |
China(Honan) |
Eocene |
|