Genus Alveolaspora
- Species total:
- 3
- Age range:
- 230 - 115.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Alveolaspora | Keuper | Keuper |
|
| Alveolaspora connudata | Early Triassic | Early Cretaceous |
|
| Alveolaspora paradoxa | Late Triassic | Late Triassic |
|