Genus Micrhystrichosphaeridium
- Species total:
- 2
- Age range:
- 160 - 141 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Micrhystrichosphaeridium sp | Oxfordian | Tithonian |
|
| Micrhystrichosphaeridium sp. Rawa.,1969 | Late Jurassic | Late Jurassic |
|