Genus Micrhystridium
- Species total:
- 558
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Micrhystridium cortracumense | Ordovician | Silurian |
|
| Micrhystridium varians | Early Cambrian | Silurian |
|
| Micrhystridium cannosphaeropsisoides | Wenlockian | Ludlovian |
|
| Micrhystridium acum | Ordovician | Silurian |
|
| Micrhystridium estrellitae | Middle Gothlandian | Late Gothlandian |
|
| Micrhystridium ornatum | Vendian | Ludlovian |
|
| Micrhystridium lanatum | Precambriam | Ludlovian |
|
| Micrhystridium aculeatum | Tremadocian | Ludlovian |
|
| Micrhystridium imitatum | Paleozoic | Downtonian |
|
| Micrhystridium inflatum | Early Gothlandian | Downtonian |
|
| Micrhystridium salopiense | Late Llandoverian | Downtonian |
|
| Micrhystridium granocentricum | Tremadocian | Gedinnian |
|
| Micrhystridium henryi | Early Cambrian | Gedinnian |
|
| Micrhystridium flandrianum | Silurian | Middle Siegenian |
|
| Micrhystridium horridulum | Gedinnian | Early Emsian |
|
| Micrhystridium guapum | Late Siegenian | Early Emsian |
|
| Micrhystridium robustum | Early Paleozoic | Middle Emsian |
|