Bohaidina |
Bohaidina microreticulata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidina |
Bohaidina prolata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidina |
Bohaidina retirugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidina |
Bohaidina retirugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidina |
Bohaidina retirugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidina |
Bohaidina rugosa
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bohaidinioideae |
Bohaidinioideae
|
China(Hunan) |
Oligocene |
Middle Miocene |
Bosedinia |
Bosedinia operculata
|
China(Hunan) |
Oligocene |
Middle Miocene |
Cleistosphaeridium |
Cleistosphaeridium elegans
|
China(Hunan) |
Middle Eocene |
Oligocene |
Cleistosphaeridium |
Cleistosphaeridium panshanense
|
China(Hunan) |
Middle Eocene |
Oligocene |
Cleistosphaeridium |
Cleistosphaeridium shandongense
|
China(Hunan) |
Middle Eocene |
Oligocene |
Conicoidium |
Conicoidium granorugosum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium granulatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium laevigatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Conicoidium |
Conicoidium tuberculatum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Diconodinium |
Diconodinium biconicum
|
China(Hunan) |
Oligocene |
Middle Miocene |
Diconodinium |
Diconodinium biconicum
|
China(Shantung) |
Eocene |
|