Hystrichosphaeridium |
Hystrichosphaeridium paracostatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium parvum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium patulum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium paucifurcatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium penicillatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium perplexum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium polonicum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium polyplasium
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium pseudhystrichodinium
|
France |
Late Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium pseudorecurvatum
|
Germany |
Early Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium raritanianum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium recurvatum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium redonense
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium salpingophorum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium senii
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium sheppeyense
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium spinipansatum
|
Nd |
Nd |
|