Polysphaeridium |
Polysphaeridium subtile
sp. nov. |
England(Kent) |
Ypresian |
|
Polysphaeridium |
Polysphaeridium pastielsii
sp. nov. |
England(Kent) |
Ypresian |
|
Hystrichosphaeridium |
Hystrichosphaeridium deanei
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium readei
|
England(Surrey) |
Cenomanian |
|
Oligosphaeridium |
Oligosphaeridium complex
|
England(Surrey) |
Cenomanian |
|
Xanthidium |
Xanthidium tubiferum
|
England(Surrey) |
Cenomanian |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium siphoniphorum
|
England(Surrey) |
Cenomanian |
|
Callaiosphaeridium |
Callaiosphaeridium asymmetricum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium asymmetricum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium deanei
sp. nov. |
England(Surrey) |
Middle Cenomanian |
Late Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium readei
sp. nov. |
England(Surrey) |
Late Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium radiculatum
sp. nov. |
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium mantellii
sp. nov. |
England(Surrey) |
Late Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
sp. nov. |
England(Surrey) |
Cenomanian |
|
Oligosphaeridium |
Oligosphaeridium reticulatum
sp. nov. |
England(Surrey) |
Cenomanian |
|