Baltisphaeridium |
Baltisphaeridium debilispinum
|
Europe |
Hettangian |
Early Sinemurian |
Baltisphaeridium |
Baltisphaeridium delicatum
|
Europe |
Hettangian |
Early Sinemurian |
Baltisphaeridium |
Baltisphaeridium diversispinosum
|
Europe |
Hettangian |
Early Sinemurian |
Baltisphaeridium |
Baltisphaeridium micropunctatum
|
Europe |
Hettangian |
Early Sinemurian |
Botryococcus |
Botryococcus sp
|
Europe |
Sinemurian |
Toarcian |
Comparodinium |
Comparodinium koessenium
|
Europe |
Late Pliensbachian |
Early Toarcian |
Cymatiosphaera |
Cymatiosphaera pachytheca
|
Europe |
Early Toarcian |
|
Hystrichosphaeridium |
Hystrichosphaeridium caminuspinum
|
Europe |
Sinemurian |
Toarcian |
Leiosphaerids |
Leiosphaerids sp
|
Europe |
Sinemurian |
Toarcian |
Liasidium |
Liasidium variabile
|
Europe |
Late Pliensbachian |
|
Luehndea |
Luehndea spinosa
|
Europe |
Late Pliensbachian |
Early Toarcian |
Mancodinium |
Mancodinium semitabulatum
|
Europe |
Late Pliensbachian |
Early Toarcian |
Micrhystridium |
Micrhystridium clavatispinum
|
Europe |
Hettangian |
Early Sinemurian |
Micrhystridium |
Micrhystridium deflandrei
|
Europe |
Hettangian |
Early Sinemurian |
Micrhystridium |
Micrhystridium exilium
|
Europe |
Hettangian |
Early Sinemurian |
Micrhystridium |
Micrhystridium fragile
|
Europe |
Hettangian |
Early Sinemurian |
Micrhystridium |
Micrhystridium intromittum
|
Europe |
Hettangian |
Early Sinemurian |