Genus Sulcusicystis
- Species total:
- 4
- Age range:
- 230 - 65 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sulcusicystis | Middle Jurassic | Middle Jurassic |
|
| Sulcusicystis baculatus | Middle Jurassic | Middle Jurassic |
|
| Sulcusicystis clavatus | Triassic | Cretaceous |
|
| Sulcusicystis echinatus | Triassic | Cretaceous |
|