Gerdiocysta |
Gerdiocysta conopeum
|
Belgium |
Eocene |
Rupelian |
Glaphyrocysta |
Glaphyrocysta semitecta
|
Belgium |
Priabonian |
|
Glaphyrocysta |
Glaphyrocysta vicina
|
Belgium |
Priabonian |
|
Heteraulacacysta |
Heteraulacacysta leptalea
|
Belgium |
Priabonian |
|
Heteraulacacysta |
Heteraulacacysta porosa
|
Belgium |
Priabonian |
|
Histiocysta |
Histiocysta sp. Stov.& Hard.,1993
|
Belgium |
Priabonian |
Rupelian |
Homotryblium |
Homotryblium pallidum
|
Belgium |
Rupelian |
|
Homotryblium |
Homotryblium plectilum
|
Belgium |
Priabonian |
|
Homotryblium |
Homotryblium tenuispinosum
|
Belgium |
Priabonian |
Rupelian |
Homotryblium |
Homotryblium vallum
|
Belgium |
Priabonian |
Rupelian |
Hystrichokolpoma |
Hystrichokolpoma cinctum
|
Belgium |
Priabonian |
Rupelian |
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Belgium |
Priabonian |
Rupelian |
Hystrichokolpoma |
Hystrichokolpoma salacia
|
Belgium |
Eocene |
|
Hystrichosphaera |
Hystrichosphaera cornuta
|
Belgium |
Rupelian |
|
Hystrichosphaera |
Hystrichosphaera cornuta
|
W.Germany(Niedersachsen) |
Middle Oligocene |
Middle Miocene |
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
Belgium |
Priabonian |
|
Impagidinium |
Impagidinium dispertitum
|
Belgium |
Priabonian |
|