Lingulodinium |
Lingulodinium machaerophorum
|
Caribbean |
Recent |
|
Lingulodinium |
Lingulodinium machaerophorum
|
Australia(Victoria) |
Middle Miocene |
|
Litosphaeridium |
Litosphaeridium flosculus
|
France(Paris Basin) |
Senonian |
|
Litosphaeridium |
Litosphaeridium inversibuccinum
|
England(Berkshire) |
Eocene |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Australia |
Albian |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Australia |
Cenomanian |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
England |
Cenomanian |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Romania |
Albian |
|
Litosphaeridium |
Litosphaeridium truncigerum
|
W.Germany |
Neocomian |
|
Litosphaeridium |
Litosphaeridium truncigerum
|
France |
Senonian |
|
Meiourogonyaulax |
Meiourogonyaulax decapitata
|
W.Germany |
Late Dogger |
|
Meiourogonyaulax |
Meiourogonyaulax deflandrei
|
France |
Late Callovian |
|
Meiourogonyaulax |
Meiourogonyaulax valensii
|
France |
Bathonian |
|
Membranilarnacia |
Membranilarnacia australis
|
Argentina |
Early Tertiary |
|
Membranilarnacia |
Membranilarnacia characta
|
Kansas |
Albian |
|
Membranilarnacia |
Membranilarnacia formosa
|
Kansas |
Albian |
|
Membranilarnacia |
Membranilarnacia gigantea
|
Kansas |
Albian |
|