Genus Micrhystridium
- Species total:
- 558
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Micrhystridium mambla | Middle Arenigian | Late Arenigian |
|
| Micrhystridium mammulatum | Early Ordovician | Early Llanvirnian |
|
| Micrhystridium conobrachium | Early Ordovician | Early Llanvirnian |
|
| Micrhystridium aremoricanum | Precambriam | Llanvirnian |
|
| Micrhystridium goldwyerense | Early Ordovician | Early Llandeilian |
|
| Micrhystridium canningia | Ordovician | Early Llandeilian |
|
| Micrhystridium lasnamaegiense | Middle Ordovician | Early Llandeilian |
|
| Micrhystridium acanthaceum | Early Ordovician | Middle Ordovician |
|
| Micrhystridium cernuum | Early Ordovician | Middle Ordovician |
|
| Micrhystridium capillatum | Middle Cambrian | Middle Ordovician |
|
| Micrhystridium papillatum | Early Ordovician | Middle Ordovician |
|
| Micrhystridium breviciliatum | Arenigian | Llandeilian |
|
| Micrhystridium concinnum | Ordovician | Llandeilian |
|
| Micrhystridium sp.2 Uute.& Tynn.,1991 | Late Arenigian | Llandeilian |
|
| Micrhystridium pellitum | Tremadocian | Baoto |
|
| Micrhystridium cleae | Early Paleozoic | Baoto |
|
| Micrhystridium spackorosuesi | Llanvirnian | Baoto |
|