| Name | From | To | Age range |
|---|---|---|---|
| Polyforama sp | Precambriam | Precambriam |
|
| Polyforama subtilla | Late Proterozoic | Late Proterozoic |
|
| Polyforama trivialis | Precambriam | Early Cambrian |
|
| Polyforama verrucosa | Precambriam | Early Cambrian |
|