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Types, shapes, and stage of the cycle of algal cells.
| Algal type | Shape | Stage of cycle | Suggested species | References |
|---|---|---|---|---|
| Type 1 | Round | Cyst | Sanguina nivaloides/Sanguina aurantia (formerly C. nivalis) | Procházková et al.15 |
| Type 2 | Rosette | Hypnozygote | Chloromonas nivalis | Müller et al.6 |
| Type 3 | Fusiform | Zygote | Chloromonas nivalis | Muramoto et al.32 |
| Type 4 | Star | Unknown | Chloromonas spp. | Segawa et al.34 |
