Surculosphaeridium |
Surculosphaeridium sp.II Dave.,1982
sp. nov. |
North Sea |
Ryazanian |
Early Valanginian |
Surculosphaeridium |
Surculosphaeridium sp.III Dave.,1982
sp. nov. |
North Sea |
Late Volgian |
Early Hauterivian |
Systematophora |
Systematophora areolata
|
North Sea |
Middle Volgian |
Early Valanginian |
Systematophora |
Systematophora complicata
|
North Sea |
Early Valanginian |
Hauterivian |
Systematophora |
Systematophora palmula
|
North Sea |
Middle Volgian |
Early Valanginian |
Systematophora |
Systematophora sp.1 Dave.,1982
sp. nov. |
North Sea |
Middle Volgian |
Ryazanian |
Systematophora |
Systematophora vestita
|
North Sea |
Middle Volgian |
Early Valanginian |
Taleisphaera |
Taleisphaera hydra
|
North Sea |
Late Hauterivian |
|
Tasmanites |
Tasmanites sp
|
North Sea |
Middle Volgian |
Late Cretaceous |
Trabeculidium |
Trabeculidium quinquetrum
|
North Sea |
Late Valanginian |
Middle Barremian |
Trichodinium |
Trichodinium castanea
|
North Sea |
Middle Volgian |
Late Barremian |
Trichodinium |
Trichodinium speetonense
|
North Sea |
Late Ryazanian |
Early Aptian |
Tubotuberella |
Tubotuberella apatela
|
North Sea |
Middle Volgian |
Early Aptian |
Valensiella |
Valensiella ovulum
|
North Sea |
Late Volgian |
Ryazanian |
Wallodinium |
Wallodinium anglicum
|
North Sea |
Late Ryazanian |
Aptian |
Wallodinium |
Wallodinium cylindricum
|
North Sea |
Ryazanian |
Valanginian |
Wallodinium |
Wallodinium krutzschii
|
North Sea |
Ryazanian |
Early Aptian |