Areoligera |
Areoligera incerta
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium reginaldii
|
Nd |
Nd |
|
Cymatiosphaera |
Cymatiosphaera cingulata
|
Denmark |
Senonian |
|
Cymatiosphaera |
Cymatiosphaera pterota
|
Australia(W.Australia) |
Albian |
|
Hystrichokibotium |
Hystrichokibotium pseudofurcatum
|
W.Germany(Schleswig) |
Late Eocene |
|
Hystrichosphaera |
Hystrichosphaera
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera bentorii
|
Mediterranean Sea |
Quaternary |
|
Hystrichosphaera |
Hystrichosphaera buccina
|
England(Isle of Wight) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera bulloidea
|
Australia(Victoria) |
Eocene |
Miocene |
Hystrichosphaera |
Hystrichosphaera ceratioides
|
France(Paris Basin) |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera cornigera
|
Denmark |
Late Senonian |
Danian |
Hystrichosphaera |
Hystrichosphaera cornuta
|
W.Germany(Niedersachsen) |
Middle Oligocene |
Middle Miocene |
Hystrichosphaera |
Hystrichosphaera crassimurata
|
England(Surrey) |
Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera crassipellis
|
Australia(Victoria) |
Early Eocene |
|
Hystrichosphaera |
Hystrichosphaera furcata
|
Mediterranean Sea |
Pleistocene |
Recent |
Hystrichosphaera |
Hystrichosphaera incerta
|
Nd |
Nd |
|