Genus Mikrocysta
- Species total:
- 5
- Age range:
- 195 - 22.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Mikrocysta | Jurassic | Paleogene |
|
| Mikrocysta bjaerkei | Toarcian | Toarcian |
|
| Mikrocysta erugata | Toarcian | Late Toarcian |
|
| Mikrocysta granulata | Late Pliensbachian | Toarcian |
|
| Mikrocysta rugosa | Toarcian | Toarcian |
|