Genus Hystrichosphaera
- Species total:
- 88
- Age range:
- 1600 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Hystrichosphaera reginaldii | Mesozoic | Mesozoic |
|
| Hystrichosphaera ramosa | Mesozoic | Holocene |
|
| Hystrichosphaera pterota | Aptian | Early Maastrichtian |
|
| Hystrichosphaera pseudofurcata | Neocomian | Oligocene |
|
| Hystrichosphaera porosa | Albian | Early Campanian |
|
| Hystrichosphaera pilosa | Oxfordian | Danian |
|
| Hystrichosphaera perforata | Ypresian | Ypresian |
|
| Hystrichosphaera penicillata | Late Oxfordian | Nd |
|
| Hystrichosphaera pedata | Late Cretaceous | Danian |
|
| Hystrichosphaera paradoxa | Senonian | Early Campanian |
|
| Hystrichosphaera ovum | Cretaceous | Middle Miocene |
|
| Hystrichosphaera oligacanthum | Danian | Danian |
|
| Hystrichosphaera nodosa | Pleistocene | Holocene |
|
| Hystrichosphaera nodos | Recent | Recent |
|
| Hystrichosphaera monilis | Early Eocene | Early Eocene |
|
| Hystrichosphaera mirabilis | Early Oligocene | Recent |
|
| Hystrichosphaera minima | Jackson | Jackson |
|