Micrhystridium |
Micrhystridium lubomlense
|
Nd |
Early Cambrian |
|
Micrhystridium |
Micrhystridium lucasii
|
Nd |
Bajocian |
|
Micrhystridium |
Micrhystridium lui
sp. nov. |
China(Szechwan) |
Late Triassic |
|
Micrhystridium |
Micrhystridium lunatum
|
Nd |
Tournaisian |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Early Jurassic |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Early Jurassic |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Early Jurassic |
|
Micrhystridium |
Micrhystridium lymense
|
Nd |
Early Jurassic |
|
Micrhystridium |
Micrhystridium maidipingense
|
Nd |
Early Cambrian |
|
Micrhystridium |
Micrhystridium maillieuxii
|
Nd |
Famennian |
|
Micrhystridium |
Micrhystridium malpeinadum
|
Nd |
Middle Siegenian |
Emsian |
Micrhystridium |
Micrhystridium mametii
|
Nd |
Famennian |
|
Micrhystridium |
Micrhystridium mammulatum
|
Nd |
Early Arenigian |
|
Micrhystridium |
Micrhystridium mastigophorum
|
Nd |
Early Bathonian |
|
Micrhystridium |
Micrhystridium medispinosum
|
Nd |
Oligocene |
|