Micrhystridium |
Micrhystridium intromittum
|
England |
Sinemurian |
|
Micrhystridium |
Micrhystridium intromittum
|
England |
Pliensbachian |
|
Micrhystridium |
Micrhystridium intromittum
|
England |
Sinemurian |
|
Micrhystridium |
Micrhystridium lagynophorum
|
France |
Bajocian |
|
Micrhystridium |
Micrhystridium leptothrix
|
France |
Bathonian |
|
Micrhystridium |
Micrhystridium leptothrix
|
France |
Late Bathonian |
Early Callovian |
Micrhystridium |
Micrhystridium lucasii
|
France |
Bajocian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Hettangian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Sinemurian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Pliensbachian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Toarcian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Hettangian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Sinemurian |
|
Micrhystridium |
Micrhystridium lymense
|
England |
Pliensbachian |
|
Micrhystridium |
Micrhystridium mastigophorum
|
France |
Bathonian |
|
Micrhystridium |
Micrhystridium mendax
|
England |
Oxfordian |
|
Micrhystridium |
Micrhystridium minutispinum
|
England |
Pliensbachian |
|