Genus Crassulina
- Species total:
- 5
- Age range:
- 230 - 65 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Crassulina | Early Mesozoic | Cretaceous |
|
| Crassulina gigantea | Early Mesozoic | Toarcian |
|
| Crassulina simplicissima | Keuper | Keuper |
|
| Crassulina sp | Rhaetian | Cenomanian |
|
| Crassulina sp. Reyr.,1965 | Late Jurassic | Hauterivian |
|