Genus Hystrichosphaeridium
- Species total:
- 513
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Hystrichosphaeridium attadalense | Early Cenomanian | Early Cenomanian |
|
| Hystrichosphaeridium claviferum | Late Cretaceous | Late Cretaceous |
|
| Hystrichosphaeridium retis | Late Devonian | Late Devonian |
|
| Hystrichosphaeridium araneosum | Nd | Nd |
|
| Hystrichosphaeridium mespilanum | Nd | Nd |
|
| Hystrichosphaeridium tshunense | Middle Ordovician | Middle Ordovician |
|
| Hystrichosphaeridium paucifurcatum | Early Tertiary | Early Tertiary |
|
| Hystrichosphaeridium israelianum | Pleistocene | Pleistocene |
|
| Hystrichosphaeridium integrum | Late Givetian | Late Givetian |
|
| Hystrichosphaeridium notoense | Middle Miocene | Middle Miocene |
|
| Hystrichosphaeridium sylhetii | Tertiary | Tertiary |
|
| Hystrichosphaeridium gracilis | Late Eocene | Late Eocene |
|
| Hystrichosphaeridium lewisii | Devonian | Devonian |
|
| Hystrichosphaeridium sp.1 HNH | Late Campanian | Late Campanian |
|
| Hystrichosphaeridium sp.3 HNH | Late Campanian | Late Campanian |
|
| Hystrichosphaeridium sp.G | Late Aptian | Late Aptian |
|
| Hystrichosphaeridium sp.E | Early Eocene | Early Eocene |
|