Genus Protopteridium
- Species total:
- 6
- Age range:
- 570 - 360 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Protopteridium | Givetian | Givetian |
|
Protopteridium hostinense | Devonian | Devonian |
|
Protopteridium minutum | Paleozoic | Middle Devonian |
|
Protopteridium rossicum | Givetian | Givetian |
|
Protopteridium sp | Early Devonian | Middle Devonian |
|
Protopteridium thomsonii | Devonian | Devonian |
|