Genus Morkallacysta
- Species total:
- 6
- Age range:
- 65 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Morkallacysta | Paleocene | Paleocene |
|
| Morkallacysta paradoxa | Eocene | Middle Miocene |
|
| Morkallacysta pyramidalis | Middle Paleocene | Pleistocene |
|
| Morkallacysta sp | Early Eocene | Pliocene |
|
| Morkallacysta sp.375 Norr.,1997 | Early Eocene | Early Eocene |
|
| Morkallacysta tasmanica | Nd | Nd |
|