Genus Hystrichosphaera
- Species total:
- 88
- Age range:
- 1600 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Hystrichosphaera sp.A | Albian | Early Turonian |
|
| Hystrichosphaera porosa | Albian | Early Campanian |
|
| Hystrichosphaera scabrosa | Middle Albian | Early Maestrichtian |
|
| Hystrichosphaera crassimurata | Late Albian | Cenomanian |
|
| Hystrichosphaera cingulatus | Cenomanian | Early Turonian |
|
| Hystrichosphaera sp.2 | Cenomanian | Coniacian |
|
| Hystrichosphaera dasys | Turonian | Turonian |
|
| Hystrichosphaera tubifera | Turonian | Early Miocene |
|
| Hystrichosphaera cruciata | Late Cretaceous | Danian |
|
| Hystrichosphaera sp.1 | Late Cretaceous | Early Oligocene |
|
| Hystrichosphaera mensula | Late Cretaceous | Danian |
|
| Hystrichosphaera pedata | Late Cretaceous | Danian |
|
| Hystrichosphaera asteroidea | Late Cretaceous | Late Cretaceous |
|
| Hystrichosphaera salpingophora | Late Turonian | Late Turonian |
|
| Hystrichosphaera biformis | Late Turonian | Late Turonian |
|
| Hystrichosphaera paradoxa | Senonian | Early Campanian |
|
| Hystrichosphaera hirsuta | Senonian | Danian |
|