Hystrichosphaeridium |
Hystrichosphaeridium armatum
|
Nd |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera furcata
|
Nd |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera speciosa
|
Nd |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium pseudhystrichodinium
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium clavigerum
|
Nd |
Senonian |
|
Micrhystridium |
Micrhystridium piliferum
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium flosculus
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium striolatum
|
Nd |
Senonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Nd |
Oligocene |
|
Micrhystridium |
Micrhystridium stellatum
|
Nd |
Carboniferous |
|
Micrhystridium |
Micrhystridium tenuissimum
|
Nd |
Carboniferous |
|
Micrhystridium |
Micrhystridium bacilliferum
|
Nd |
Carboniferous |
|
Micrhystridium |
Micrhystridium parvispinum
|
Nd |
Carboniferous |
|
Micrhystridium |
Micrhystridium parvispinum
|
Nd |
Carboniferous |
|
Xanthidium |
Xanthidium tubiferum
|
Nd |
Nd |
|