Leiosphaeridia |
Leiosphaeridia granulata
|
France(Alsace) |
Nd |
|
Micrhystridium |
Micrhystridium deflandrei
|
France(Alsace) |
Toarcian |
|
Micrhystridium |
Micrhystridium fragile
|
France(Alsace) |
Toarcian |
|
Micrhystridium |
Micrhystridium lymense
|
France(Alsace) |
Hettangian |
Sinemurian |
Micrhystridium |
Micrhystridium lymense
|
France(Alsace) |
Pliensbachian |
Toarcian |
Micrhystridium |
Micrhystridium minutispinosum
|
France(Alsace) |
Hettangian |
Pliensbachian |
Micrhystridium |
Micrhystridium stellatum
|
France(Alsace) |
Hettangian |
Aalenian |
Veryhachium |
Veryhachium collectum
|
France(Alsace) |
Pliensbachian |
|
Veryhachium |
Veryhachium europaeum
|
France(Alsace) |
Pliensbachian |
Toarcian |
Veryhachium |
Veryhachium formosum
|
France(Alsace) |
Pliensbachian |
|
Veryhachium |
Veryhachium reductum
|
France(Alsace) |
Pliensbachian |
Toarcian |
Botryococcus |
Botryococcus sp
|
France(Alsace) |
Pliensbachian |
Aalenian |
Crassosphaera |
Crassosphaera digitata
|
France(Alsace) |
Nd |
|
Crassosphaera |
Crassosphaera hexagonalis
|
France(Alsace) |
Pliensbachian |
Bajocian |
Tasmanites |
Tasmanites newtonii
|
France(Alsace) |
Pliensbachian |
|
Tasmanites |
Tasmanites suevicus
|
France(Alsace) |
Pliensbachian |
Aalenian |
Tasmanites |
Tasmanites sp
|
France(Alsace) |
Hettangian |
Early Oxfordian |