Palaeoperidinium |
Palaeoperidinium piriforme
|
Belgium |
Maastrichtian |
|
Palaeoperidinium |
Palaeoperidinium rhomboidale
|
Poland |
Kimmeridgian |
|
Palaeoperidinium |
Palaeoperidinium spinosum
|
England |
Gault |
|
Palaeoperidinium |
Palaeoperidinium velatum
|
Belgium |
Maastrichtian |
|
Palaeosphaerium |
Palaeosphaerium infrequens
|
Poland |
Astartian |
|
Pareodinia |
Pareodinia curvocervicata
|
Kansas |
Albian |
|
Pareodinia |
Pareodinia villosa
|
Kansas |
Albian |
|
Pentagonum |
Pentagonum sibiricum
|
USSR(Siberia) |
Paleocene |
|
Peridinium |
Peridinium diamantum
|
Australia |
Holocene |
|
Peridinium |
Peridinium eocenicum
|
Australia(Victoria) |
Late Eocene |
|
Peridinium |
Peridinium kansanum
|
Kansas |
Albian |
|
Peridinium |
Peridinium paleocenicum
|
Australia(Victoria) |
Paleocene |
|
Peridinium |
Peridinium pleum
|
Kansas |
Albian |
|
Pseudoceratium |
Pseudoceratium dettmanniae
|
England |
Gault |
|
Pseudoceratium |
Pseudoceratium parvum
|
W.Germany(Hesse) |
Barremian |
|
Pseudoceratium |
Pseudoceratium robustum
|
W.Germany(Hesse) |
Barremian |
|
Rhombodella |
Rhombodella natans
|
Australia |
Aptian |
Albian |