Hystrichosphaeridium |
Hystrichosphaeridium sp
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Impletosphaeridium |
Impletosphaeridium placacanthum
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Impletosphaeridium |
Impletosphaeridium multispinosum
sp. nov. |
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Impletosphaeridium |
Impletosphaeridium pycnospinosum
sp. nov. |
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Impletosphaeridium |
Impletosphaeridium sp.1
sp. nov. |
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Cleistosphaeridium |
Cleistosphaeridium pectiniforme
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Cleistosphaeridium |
Cleistosphaeridium polytrichum
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Cleistosphaeridium |
Cleistosphaeridium echinoides
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Cleistosphaeridium |
Cleistosphaeridium actinocoronatum
sp. nov. |
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Lanternosphaeridium |
Lanternosphaeridium bipolare
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Tanyosphaeridium |
Tanyosphaeridium ellipticum
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Tanyosphaeridium |
Tanyosphaeridium paradoxum
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Tanyosphaeridium |
Tanyosphaeridium tenerum
sp. nov. |
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Tanyosphaeridium |
Tanyosphaeridium sp
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Samlandia |
Samlandia chlamydophora
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Erikania |
Erikania dynamica
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |
Komewuia |
Komewuia glabra
|
W.Germany(N.Rhine) |
Middle Oligocene |
Late Oligocene |