Gardodinium |
Gardodinium trabeculosum
|
North Sea |
Hauterivian |
Aptian |
Gochteodinia |
Gochteodinia villosa
|
North Sea |
Portlandian |
Early Valanginian |
Gochteodinia |
Gochteodinia villosa
|
North Sea |
Late Ryazanian |
Early Hauterivian |
Gonyaulacysta |
Gonyaulacysta cassidata
|
North Sea |
Aptian |
Cenomanian |
Gonyaulacysta |
Gonyaulacysta cladophora
|
England(Yorkshire) |
Valanginian |
Early Hauterivian |
Gonyaulacysta |
Gonyaulacysta fastigiata
|
United Kingdom |
Hauterivian |
Early Barremian |
Gonyaulacysta |
Gonyaulacysta helicoidea
|
United Kingdom |
Aptian |
Albian |
Gonyaulacysta |
Gonyaulacysta sp.A Dave.,1979
sp. nov. |
North Sea |
Late Ryazanian |
|
Gonyaulacysta |
Gonyaulacysta teichos
|
United Kingdom |
Late Hauterivian |
|
Hapsocysta |
Hapsocysta peridictya
|
North Sea |
Late Aptian |
Late Cretaceous |
Hapsocysta |
Hapsocysta sp. Dave.,1982
sp. nov. |
North Sea |
Late Aptian |
Late Cretaceous |
Heslertonia |
Heslertonia heslertonensis
|
North Sea |
Late Ryazanian |
Early Aptian |
Heterosphaeridium |
Heterosphaeridium difficile
|
North Sea |
Turonian |
Santonian |
Heterosphaeridium |
Heterosphaeridium heteracanthum
|
United Kingdom |
Cenomanian |
Maastrichtian |
Histiocysta |
Histiocysta palla
|
United Kingdom |
Cenomanian |
Turonian |
Hystrichodinium |
Hystrichodinium furcatum
|
United Kingdom |
Hauterivian |
Early Barremian |
Hystrichodinium |
Hystrichodinium pulchrum
|
United Kingdom |
Santonian |
Maastrichtian |