Surculosphaeridium |
Surculosphaeridium trunculum
|
W.Germany(Niedersachsen) |
Hauterivian |
Albian |
Systematophora |
Systematophora complicata
|
W.Germany(Niedersachsen) |
Early Hauterivian |
Aptian |
Systematophora |
Systematophora cretacea
|
W.Germany(Niedersachsen) |
Late Aptian |
Early Cenomanian |
Systematophora |
Systematophora silybum
|
W.Germany(Niedersachsen) |
Hauterivian |
Albian |
Taleisphaera |
Taleisphaera hydra
|
W.Germany(Niedersachsen) |
Late Hauterivian |
Barremian |
Taleisphaera |
Taleisphaera sp
|
W.Germany(Niedersachsen) |
Early Albian |
|
Tanyosphaeridium |
Tanyosphaeridium boletus
|
W.Germany(Niedersachsen) |
Hauterivian |
Aptian |
Tanyosphaeridium |
Tanyosphaeridium isocalamum
|
W.Germany(Niedersachsen) |
Hauterivian |
Early Barremian |
Tanyosphaeridium |
Tanyosphaeridium magneticum
|
W.Germany(Niedersachsen) |
Hauterivian |
Barremian |
Tanyosphaeridium |
Tanyosphaeridium salpinx
|
W.Germany(Niedersachsen) |
Hauterivian |
Turonian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
W.Germany(Niedersachsen) |
Barremian |
Early Cenomanian |
Tenua |
Tenua americana
|
W.Germany(Niedersachsen) |
Hauterivian |
|
Tenua |
Tenua hystrix
|
W.Germany(Niedersachsen) |
Hauterivian |
Albian |
Tenua |
Tenua sp
|
W.Germany(Niedersachsen) |
Hauterivian |
Albian |
Trichodinium |
Trichodinium castanea
|
W.Germany(Niedersachsen) |
Late Aptian |
Cenomanian |
Trichodinium |
Trichodinium castanea
|
W.Germany(Niedersachsen) |
Late Aptian |
|
Trichodinium |
Trichodinium ciliatum
|
W.Germany(Niedersachsen) |
Hauterivian |
Early Barremian |