Mancodinium |
Mancodinium semitabulatum
|
Nd |
Late Pliensbachian |
Aalenian |
Scriniocassis |
Scriniocassis weberi
|
Nd |
Early Toarcian |
Middle Toarcian |
Polysphaeridium |
Polysphaeridium deflandrei
|
Nd |
Late Toarcian |
Aalenian |
Pareodinia |
Pareodinia ceratophora
|
Nd |
Aalenian |
Early Cretaceous |
Gonyaulacysta |
Gonyaulacysta cladophora
|
Nd |
Nd |
|
Gonyaulacysta |
Gonyaulacysta aldorfensis
|
Nd |
Late Bajocian |
|
Evittia |
Evittia waltonii
|
Nd |
Bajocian |
|
Meiourogonyaulax |
Meiourogonyaulax decapitata
|
Nd |
Late Bajocian |
Bathonian |
Cornudinium |
Cornudinium stavelyense
|
Nd |
Late Bajocian |
Bathonian |
Jansonia |
Jansonia jurassica
|
Nd |
Late Bajocian |
Bathonian |
Nannoceratopsis |
Nannoceratopsis spiculata
|
Nd |
Bajocian |
Bathonian |
Pareodinia |
Pareodinia evittii
|
Nd |
Late Bajocian |
Late Callovian |
Dichadogonyaulax |
Dichadogonyaulax norrisii
|
Nd |
Bajocian |
Callovian |
Valensiella |
Valensiella ovulum
|
Nd |
Bajocian |
Early Oxfordian |
Verrucosphaera |
Verrucosphaera lukoviensis
|
Nd |
Bajocian |
Early Oxfordian |
Leptodinium |
Leptodinium regale
|
Nd |
Early Bathonian |
|
Gonyaulacysta |
Gonyaulacysta filapicata
|
Nd |
Early Bathonian |
|