Hystrichosphaera |
Hystrichosphaera ceratioides
|
France(Paris Basin) |
Senonian |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
England(Isle of Wight) |
Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
France |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Australia |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
England |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
England |
Middle Cenomanian |
Late Cenomanian |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Germany |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Israel |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Romania |
Early Cretaceous |
Pleistocene |
Hystrichosphaera |
Hystrichosphaera cingulata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera cornuta
|
W.Germany |
Middle Oligocene |
Middle Miocene |
Hystrichosphaera |
Hystrichosphaera cornuta
|
England |
Eocene |
|
Hystrichosphaera |
Hystrichosphaera cornuta
|
England |
Eocene |
|
Hystrichosphaera |
Hystrichosphaera crassimurata
|
Nd |
Nd |
|
Hystrichosphaera |
Hystrichosphaera crassipellis
|
France |
Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera crassipellis
|
England |
Eocene |
|
Hystrichosphaera |
Hystrichosphaera crassipellis
|
Australia(Victoria) |
Early Eocene |
|