Hystrichosphaeridium |
Hystrichosphaeridium vasiformum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium verbinense
|
Nd |
Late Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium vestitum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium whitei
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium xanthiopyxides
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium xanthiopyxides
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium xipheum
|
Nd |
Nd |
|
Hystrichosphaeridium |
Hystrichosphaeridium zoharyi
|
Nd |
Nd |
|
Hystrichosphaerina |
Hystrichosphaerina
|
Nd |
Nd |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis borussica
|
Nd |
Nd |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis complanata
|
Nd |
Late Eocene |
Early Oligocene |
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
Nd |
Late Miocene |
|
Hystrichosphaeropsis |
Hystrichosphaeropsis ovum
|
Nd |
Senonian |
|
Hystrichostrogylon |
Hystrichostrogylon membraniphorum
|
Nd |
Late Eocene |
|
Imbatodinium |
Imbatodinium antennatum
|
Nd |
Kimmeridgian |
|
Imbatodinium |
Imbatodinium imbatodinense
|
Nd |
Late Jurassic |
|
Imbatodinium |
Imbatodinium kondratjevii
|
Nd |
Late Jurassic |
|