Peridinium |
Peridinium
|
Nd |
Nd |
|
Peridinium |
Peridinium limbatum
|
Nd |
Nd |
|
Perisseiasphaeridium |
Perisseiasphaeridium pannosum
|
England |
Kimmeridgian |
|
Perisseiasphaeridium |
Perisseiasphaeridium pannosum
|
France |
Late Toarcian |
Aalenian |
Pervosphaeridium |
Pervosphaeridium
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium truncigerum
|
England |
Senonian |
|
Phallocysta |
Phallocysta
|
Nd |
Nd |
|
Phallocysta |
Phallocysta eumekes
|
England |
Late Toarcian |
Early Aalenian |
Phallocysta |
Phallocysta eumekes
|
France |
Late Toarcian |
Early Aalenian |
Phelodinium |
Phelodinium
|
Nd |
Nd |
|
Phelodinium |
Phelodinium kozlowskii
|
Canada(Eastern Offshore) |
Maestrichtian |
|
Phelodinium |
Phelodinium magnificum
|
Nd |
Nd |
|
Phoberocysta |
Phoberocysta
|
Nd |
Nd |
|
Phoberocysta |
Phoberocysta burgeri
|
Nd |
Nd |
|
Phoberocysta |
Phoberocysta lowryi
|
Nd |
Nd |
|
Phoberocysta |
Phoberocysta neocomica
|
England |
Late Ryazanian |
Barremian |
Phoberocysta |
Phoberocysta neocomica
|
Nd |
Nd |
|