Genus Hystrichosphaera
- Species total:
- 88
- Age range:
- 1600 - 0 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Hystrichosphaera tubifera | Turonian | Early Miocene |
|
Hystrichosphaera ovum | Cretaceous | Middle Miocene |
|
Hystrichosphaera leptoderma | Oligocene | Middle Miocene |
|
Hystrichosphaera cornuta | Llandeilian | Middle Miocene |
|
Hystrichosphaera speciosa | Early Cretaceous | Miocene |
|
Hystrichosphaera bulloidea | Haumurian | Miocene |
|
Hystrichosphaera hyperacantha | Early Cretaceous | Late Miocene |
|
Hystrichosphaera crassipellis | Cretaceous | Miocene |
|
Hystrichosphaera sp. Mart.& Rous.,1966 | Late Miocene | Early Pliocene |
|
Hystrichosphaera sp | Late Proterozoic | Pleistocene |
|
Hystrichosphaera bentorii | Devonian | Recent |
|
Hystrichosphaera | Givetian | Recent |
|
Hystrichosphaera rubina | Quaternary | Holocene |
|
Hystrichosphaera tertiaria | Early Santonian | Nd |
|
Hystrichosphaera cingulata | Cretaceous | Recent |
|
Hystrichosphaera mirabilis | Early Oligocene | Recent |
|
Hystrichosphaera nodosa | Pleistocene | Holocene |
|