Genus Heteroschisma
- Species total:
- 3
- Age range:
- 65 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Heteroschisma | Paleocene | Recent |
|
| Heteroschisma inaequale | Nd | Nd |
|
| Heteroschisma subantarctica | Quaternary | Quaternary |
|