Genus Silicisphaera
- Species total:
- 12
- Age range:
- 141 - 11.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Silicisphaera ferox | Cretaceous | Middle Miocene |
|
| Silicisphaera | Neocomian | Middle Miocene |
|
| Silicisphaera buspina | Barremian | Senonian |
|
| Silicisphaera sp | Barremian | Cenomanian |
|
| Silicisphaera tenera | Barremian | Maastrichtian |
|
| Silicisphaera tridactylites | Late Albian | Senonian |
|
| Silicisphaera torulosa | Early Turonian | Senonian |
|
| Silicisphaera flosculus | Coniacian | Maastrichtian |
|
| Silicisphaera sp. May,1980 | Early Maastrichtian | Early Maastrichtian |
|
| Silicisphaera sp.B | Maastrichtian | Danian |
|
| Silicisphaera sp.A | Maastrichtian | Danian |
|
| Silicisphaera ramula | Maastrichtian | Maastrichtian |
|