Genus Bialina
- Species total:
- 12
- Age range:
- 141 - 94 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Bialina | Early Cretaceous | Early Cretaceous |
|
| Bialina excelsa | Early Cretaceous | Aptian |
|
| Bialina exilis | Early Cretaceous | Cenomanian |
|
| Bialina glabrescens | Early Cretaceous | Early Cretaceous |
|
| Bialina imperfecta | Early Cretaceous | Early Cretaceous |
|
| Bialina latisacca | Early Cretaceous | Early Cretaceous |
|
| Bialina latisacciformis | Hauterivian | Hauterivian |
|
| Bialina lobata | Early Cretaceous | Middle Valanginian |
|
| Bialina longisaccata | Hauterivian | Hauterivian |
|
| Bialina ovaliformis | Early Cretaceous | Cenomanian |
|
| Bialina sacculifera | Early Cretaceous | Barremian |
|
| Bialina sinuatella | Early Cretaceous | Cenomanian |
|