Genus Ceriocysta
- Species total:
- 4
- Age range:
- 49 - 37.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ceriocysta | Middle Eocene | Late Eocene |
|
| Ceriocysta cervicalis | Middle Eocene | Late Eocene |
|
| Ceriocysta crassa | Middle Eocene | Late Eocene |
|
| Ceriocysta intermedia | Middle Eocene | Late Eocene |
|