| Name | From | To | Age range |
|---|---|---|---|
| Algae type Ii |
|
||
| Algae type I |
|
||
| Algae type G3 | Algonkian | Algonkian |
|
| Algae type G2 | Algonkian | Algonkian |
|
| Algae type G1 | Algonkian | Algonkian |
|
| Algae type F2 | Algonkian | Algonkian |
|
| Algae type F1 | Algonkian | Algonkian |
|
| Algae type E | Algonkian | Algonkian |
|
| Algae type D | Algonkian | Algonkian |
|
| Algae type C3 | Algonkian | Algonkian |
|
| Algae type C2 | Algonkian | Algonkian |
|
| Algae type C1 | Algonkian | Algonkian |
|
| Algae type C | Late Precambrian | Late Precambrian |
|
| Algae type B7 | Algonkian | Algonkian |
|
| Algae type B6 | Algonkian | Algonkian |
|
| Algae type B5 | Algonkian | Algonkian |
|
| Algae type B4 | Algonkian | Algonkian |
|