Genus Hystrichosphaera
- Species total:
- 88
- Age range:
- 1600 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Hystrichosphaera sp. Evit.,1961 | Tarannon | Early Gedinnian |
|
| Hystrichosphaera spinimarginata | Late Berriasian | Valanginian |
|
| Hystrichosphaera duplifurcata | Late Berriasian | Valanginian |
|
| Hystrichosphaera verrucosa | Late Tithonian | Hauterivian |
|
| Hystrichosphaera dentata | Hauterivian | Middle Barremian |
|
| Hystrichosphaera crassimurata | Late Albian | Cenomanian |
|
| Hystrichosphaera sp.A | Albian | Early Turonian |
|
| Hystrichosphaera cingulatus | Cenomanian | Early Turonian |
|
| Hystrichosphaera sp.2 | Cenomanian | Coniacian |
|
| Hystrichosphaera porosa | Albian | Early Campanian |
|
| Hystrichosphaera paradoxa | Senonian | Early Campanian |
|
| Hystrichosphaera ceratioides | Cretaceous | Campanian |
|
| Hystrichosphaera scabrosa | Middle Albian | Early Maestrichtian |
|
| Hystrichosphaera pterota | Aptian | Early Maastrichtian |
|
| Hystrichosphaera sp.2 Zait.,1967 | Maastrichtian | Late Maastrichtian |
|
| Hystrichosphaera wetzelii | Early Cretaceous | Maastrichtian |
|
| Hystrichosphaera setosa | Late Bathonian | Maastrichtian |
|