Genus Gymnaster
- Species total:
- 7
- Age range:
- 27.5 - 0.6 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Gymnaster | Nd | Nd |
|
| Gymnaster cinctus | Late Oligocene | Early Miocene |
|
| Gymnaster folia | Middle Miocene | Middle Miocene |
|
| Gymnaster pentasterias | Late Oligocene | Middle Quaternary |
|
| Gymnaster sirius | Nd | Nd |
|
| Gymnaster striatum | Nd | Nd |
|
| Gymnaster tetrasterias | Nd | Nd |
|