Deflandrea |
Deflandrea robusta
|
Germany |
Eocene |
|
Emmetrocysta |
Emmetrocysta fibrospinosa
|
England(Berkshire) |
Ypresian |
|
Hystrichokolpoma |
Hystrichokolpoma cinctum
|
Germany |
Eocene |
|
Hystrichosphaera |
Hystrichosphaera incerta
|
W.Germany(Schleswig) |
Late Eocene |
|
Hystrichosphaera |
Hystrichosphaera tertiaria
|
Germany |
Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium articulatum
|
Germany |
Eocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium cantharellus
|
W.Germany(Hesse) |
Late Oligocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium dictyostilum
|
Argentina(Tierra) |
Eocene |
Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium diktyoplokum
|
W.Germany(Schleswig) |
Middle Eocene |
Late Eocene |
Hystrichosphaeridium |
Hystrichosphaeridium hirundo
|
W.Germany(Schleswig) |
Late Aptian |
|
Hystrichosphaeridium |
Hystrichosphaeridium inodes
|
USSR(Lithuanian SSR) |
Early Oligocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium inodes
|
USSR(Lithuanian SSR) |
Early Oligocene |
Early Oligocene |
Hystrichosphaeridium |
Hystrichosphaeridium microtriainum
|
W.Germany(Schleswig) |
Middle Eocene |
Late Eocene |
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
France(Paris Basin) |
Senonian |
|
Hystrichosphaerina |
Hystrichosphaerina exilimura
|
England(Isle of Wight) |
Ypresian |
|
Plethysyrinx |
Plethysyrinx
|
W.Germany(Schleswig) |
Middle Eocene |
Late Eocene |
Plethysyrinx |
Plethysyrinx lata
|
W.Germany(Schleswig) |
Middle Eocene |
Late Eocene |