Hystrichosphaeridium |
Hystrichosphaeridium asymmetricum
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium asymmetricum
|
England(Yorkshire) |
Hauterivian |
Middle Barremian |
Hystrichosphaeridium |
Hystrichosphaeridium asymmetricum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
sp. nov. |
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium claviferum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium clavigerum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium costatum
sp. nov. |
England(Yorkshire) |
Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium cruciatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium deanei
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium deanei
sp. nov. |
England(Surrey) |
Middle Cenomanian |
Late Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium gliwicense
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium grallaeforme
sp. nov. |
Germany |
Oligocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium hillii
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium hirundo
|
Germany |
Early Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium inodes
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium irregulare
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium latirictum
sp. nov. |
England(Isle of Wight) |
Ypresian |
|