Hystrichosphaeridium |
Hystrichosphaeridium monstruosum
|
Morocco |
Late Hauterivian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium pulcherrimum
|
Morocco |
Hauterivian |
Aptian |
Hystrichosphaeridium |
Hystrichosphaeridium recurvatum
|
Morocco |
Late Hauterivian |
Aptian |
Hystrichosphaeridium |
Hystrichosphaeridium siphoniphorum
|
Morocco |
Late Hauterivian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium sp. Balt.,1969
sp. nov. |
Morocco |
Late Hauterivian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium sp.B Habi.,1972
sp. nov. |
Morocco |
Late Hauterivian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Morocco |
Late Hauterivian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Morocco |
Gargasian |
|
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Morocco |
Gargasian |
Albian |
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
sp. nov. |
Morocco |
Gargasian |
Albian |
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
Morocco |
Late Hauterivian |
Albian |
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
Morocco |
Vraconian |
|
Hystrichosphaeridium |
Hystrichosphaeridium valgum
|
Morocco |
Late Hauterivian |
Aptian |
Hystrichosphaerina |
Hystrichosphaerina anthophora
|
Morocco |
Late Hauterivian |
Albian |
Hystrichosphaerina |
Hystrichosphaerina schindewolfii
|
Morocco |
Late Hauterivian |
|
Kiokansium |
Kiokansium hydra
|
Morocco |
Late Hauterivian |
Aptian |
Kiokansium |
Kiokansium hydra
|
England(Yorkshire) |
Middle Barremian |
|