Hystrichosphaeridium |
Hystrichosphaeridium salpingophorum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium salpingophorum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium sheppeyense
sp. nov. |
England(Kent) |
Ypresian |
|
Hystrichosphaeridium |
Hystrichosphaeridium simplicispinum
|
England(Yorkshire) |
Barremian |
|
Hystrichosphaeridium |
Hystrichosphaeridium simplicispinum
sp. nov. |
England(Yorkshire) |
Middle Barremian |
|
Hystrichosphaeridium |
Hystrichosphaeridium siphoniphorum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium siphoniphorum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
sp. nov. |
England(Berkshire) |
Ypresian |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium vasiformum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium xipheum
|
Germany |
Oligocene |
|
Litosphaeridium |
Litosphaeridium
|
Australia(W.Australia) |
Albian |
|
Litosphaeridium |
Litosphaeridium crassipes
|
England |
Late Cretaceous |
|
Litosphaeridium |
Litosphaeridium flosculus
|
France |
Late Cretaceous |
|
Litosphaeridium |
Litosphaeridium inversibuccinum
sp. nov. |
England(Berkshire) |
Ypresian |
|