| Name | From | To | Age range |
|---|---|---|---|
| Sphaerina triquetra | Early Cretaceous | Early Cretaceous |
|
| Sphaerina wulinensis | Early Triassic | Barremian |
|
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerina triquetra | Early Cretaceous | Early Cretaceous |
|
| Sphaerina wulinensis | Early Triassic | Barremian |
|