Achomosphaera |
Achomosphaera hyperacantha
|
Australia(Victoria) |
Miocene |
|
Hystrichosphaera |
Hystrichosphaera hyperacantha
|
Australia(Victoria) |
Miocene |
|
Achomosphaera |
Achomosphaera ramulifera
|
England |
Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
England(Berkshire) |
Hauterivian |
Barremian |
Hystrichosphaera |
Hystrichosphaera ramosa
|
England(Berkshire) |
Hauterivian |
Barremian |
Hystrichosphaera |
Hystrichosphaera furcata
|
England(Berkshire) |
Hauterivian |
Barremian |
Achomosphaera |
Achomosphaera alcicornu
|
England(Berkshire) |
Hauterivian |
Barremian |
Hystrichosphaeridium |
Hystrichosphaeridium alcicornu
|
England(Berkshire) |
Hauterivian |
Barremian |
Hystrichosphaera |
Hystrichosphaera ramosa
sp. nov. |
England(Berkshire) |
Hauterivian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
England(Hampshire) |
Barremian |
Cenomanian |
Hystrichosphaera |
Hystrichosphaera buccina
sp. nov. |
England(Isle of Wight) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera cornuta
|
England(Isle of Wight) |
Ypresian |
|
Achomosphaera |
Achomosphaera ramulifera
sp. nov. |
England(Isle of Wight) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
England(Kent) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
sp. nov. |
England(Kent) |
Cenomanian |
Eocene |
Hystrichosphaera |
Hystrichosphaera ramosa
sp. nov. |
England(Kent) |
Ypresian |
|
Hystrichosphaera |
Hystrichosphaera ramosa
sp. nov. |
England(Kent) |
Ypresian |
|