Nexosispinum |
Nexosispinum hesperus
|
Atlantic(Bay of Biscay) |
Albian |
|
Ochetodinium |
Ochetodinium romanum
|
California |
Early Eocene |
Middle Eocene |
Ovalicysta |
Ovalicysta hiata
|
Spitsbergen |
Toarcian |
|
Paucisphaeridium |
Paucisphaeridium inversibuccinum
|
England(Berkshire) |
Eocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Rhineland) |
Middle Oligocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Rhineland) |
Middle Oligocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Niedersachsen) |
Middle Miocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Niedersachsen) |
Middle Miocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Niedersachsen) |
Middle Miocene |
|
Pentadinium |
Pentadinium taeniagerum
|
W.Germany(Niedersachsen) |
Middle Miocene |
|
Pervosphaeridium |
Pervosphaeridium pseudhystrichodinium
|
France(Paris Basin) |
Senonian |
|
Phelodinium |
Phelodinium pentagonale
|
Italy |
Senonian |
|
Pierceites |
Pierceites schizocystis
|
Atlantic Ocean(North) |
Cenomanian |
Turonian |
Planoperidinium |
Planoperidinium gracile
|
Netherlands |
Early Rupelian |
|
Polysphaeridium |
Polysphaeridium pastielsii
|
England(Kent) |
Eocene |
|
Polystephanosphaera |
Polystephanosphaera valensii
|
England(Dorset) |
Late Oxfordian |
|
Protobatioladinium |
Protobatioladinium westburiense
|
England(Wiltshire) |
Kimmeridgian |
|