Genus Hystrichosphaeridae
- Species total:
- 20
- Age range:
- 4100 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Hystrichosphaeridae sp.1 | Rhaetian | Liassic |
|
| Hystrichosphaeridae sp.2 | Rhaetian | Liassic |
|
| Hystrichosphaeridae sp.A | Early Cretaceous | Oligocene |
|
| Hystrichosphaeridae | Precambriam | Neogene |
|
| Hystrichosphaeridae type 2 | Late Pennsylvanian | Late Tertiary |
|
| Hystrichosphaeridae type 4 | Early Tertiary | Late Tertiary |
|
| Hystrichosphaeridae type 3 | Late Pennsylvanian | Late Tertiary |
|
| Hystrichosphaeridae type 1 | Late Pennsylvanian | Late Tertiary |
|
| Hystrichosphaeridae sp | Carboniferous | Pleistocene |
|
| Hystrichosphaeridae sp.9 | Tertiary | Tertiary |
|
| Hystrichosphaeridae thiergartii | Early Paleocene | Early Paleocene |
|
| Hystrichosphaeridae sp.8 | Tertiary | Tertiary |
|
| Hystrichosphaeridae sp. Bisw.,1962 | Early Eocene | Early Eocene |
|
| Hystrichosphaeridae sp.4 | Tertiary | Tertiary |
|
| Hystrichosphaeridae sp.5 | Tertiary | Tertiary |
|
| Hystrichosphaeridae sp.7 | Tertiary | Tertiary |
|
| Hystrichosphaeridae sp.6 | Tertiary | Tertiary |
|