Genus Micrhystridium
- Species total:
- 558
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Micrhystridium bernardinae | Early Paleozoic | Emsian |
|
| Micrhystridium williereae | Early Llandoverian | Emsian |
|
| Micrhystridium picorricum | Ordovician | Emsian |
|
| Micrhystridium lobeznum | Llanvirnian | Late Emsian |
|
| Micrhystridium paraguaferum | Middle Ordovician | Late Emsian |
|
| Micrhystridium pavimentum | Silurian | Early Devonian |
|
| Micrhystridium gordonense | Middle Siegenian | Emsian |
|
| Micrhystridium escobaides | Middle Siegenian | Emsian |
|
| Micrhystridium malpeinadum | Ordovician | Emsian |
|
| Micrhystridium raspum | Tremadocian | Emsian |
|
| Micrhystridium lappellum | Ludlovian | Eifelian |
|
| Micrhystridium micropolygonale | Paleozoic | Eifelian |
|
| Micrhystridium pustulatum | Devonian | Givetian |
|
| Micrhystridium paucispinum | Devonian | Givetian |
|
| Micrhystridium sericum | Early Llandoverian | Givetian |
|
| Micrhystridium alloiteauii | Tremadocian | Givetian |
|
| Micrhystridium radians | Early Ordovician | Givetian |
|