Family: Synuraceae
| Species | Artsinfo | Localities | Observations | Last observation |
|---|
| Mallomonas sp. | | 57 | 117 | 1996-10-11 |
| Mallomonas spp. | | 32 | 40 | 1994-09-07 |
| Synura sp. | | 9 | 14 | 1994-09-12 |
| Mallomonas cf. akrokomos | | 7 | 9 | 1996-10-17 |
| Mallomonas akrokomos | | 4 | 5 | 1993-09-16 |
| Mallomonas cf. acromonas | | 2 | 3 | 1994-09-20 |
| Mallomonas cf. fastigata | | 2 | 2 | 1989-09-21 |
| Mallomonas candata | | 2 | 2 | 1990-09-20 |
| Mallomonas acromonas | | 2 | 2 | 1994-09-12 |
| Mallomonas cf. candata | | 1 | 1 | 1993-09-16 |
| Mallomonas allongii | | 1 | 1 | 1990-09-04 |
| Mallomonas cf. lychensis | | 1 | 1 | 1990-10-11 |