Genus Sphaeromorphitae
- Species total:
- 5
- Age range:
- 4100 - 1.8 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Sphaeromorphitae | Precambriam | Tertiary |
|
Sphaeromorphitae sp | Algonkian | Pliensbachian |
|
Sphaeromorphitae sp.A | Early Cretaceous | Late Cretaceous |
|
Sphaeromorphitae type 1 | Late Rhaetian | Hettangian |
|
Sphaeromorphitae type 2 | Late Rhaetian | Hettangian |
|