Genus Ceratozamia
- Species total:
- 5
- Age range:
- 570 - 183 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Ceratozamia | Recent | Recent |
|
| Ceratozamia longifolia | Nd | Nd |
|
| Ceratozamia mexicana | Paleozoic | Paleozoic |
|
| Ceratozamia ovalis | Early Cretaceous | Early Cretaceous |
|
| Ceratozamia sp | Rhaetian | Early Liassic |
|