Genus Leiosphaeridae
- Species total:
- 6
- Age range:
- 2600 - 6.33 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Leiosphaeridae | Proterozoic | Early Messinian |
|
| Leiosphaeridae sp | Tremadocian | Artinskian |
|
| Leiosphaeridae type B | Algonkian | Algonkian |
|
| Leiosphaeridae type P | Algonkian | Algonkian |
|
| Leiosphaeridae type Q | Algonkian | Algonkian |
|
| Leiosphaeridae type R | Algonkian | Algonkian |
|