Leptodinium |
Leptodinium subtile
|
W.Germany |
Late Oxfordian |
Kimmeridgian |
Lithodinia |
Lithodinia jurassica
|
Baltic |
Callovian |
|
Membranilarnax |
Membranilarnax amandopolitana
|
France |
Late Bathonian |
Callovian |
Membranilarnax |
Membranilarnax ovulum
|
France |
Bajocian |
Bathonian |
Membranilarnax |
Membranilarnax ovulum
|
England |
Middle Callovian |
Early Oxfordian |
Micrhystridium |
Micrhystridium ambiguum
|
France |
Bathonian |
|
Micrhystridium |
Micrhystridium ambiguum
|
England |
Kimmeridgian |
|
Micrhystridium |
Micrhystridium ambiguum
|
W.Germany |
Kimmeridgian |
|
Micrhystridium |
Micrhystridium arachnoides
|
France |
Bathonian |
|
Micrhystridium |
Micrhystridium bigotii
|
France |
Bajocian |
Callovian |
Micrhystridium |
Micrhystridium biornatum
|
France |
Bajocian |
|
Micrhystridium |
Micrhystridium biornatum
|
England |
Kimmeridgian |
|
Micrhystridium |
Micrhystridium castaninum
|
France |
Bajocian |
Callovian |
Micrhystridium |
Micrhystridium cometes
|
France |
Bathonian |
|
Micrhystridium |
Micrhystridium deflandrei
|
France |
Bathonian |
Callovian |
Micrhystridium |
Micrhystridium deflandrei
|
England |
Oxfordian |
|
Micrhystridium |
Micrhystridium densispinum
|
France |
Bajocian |
Callovian |