Threatened species of Bacillarophyceae

The taxonomy of this group is variable. Some place the class Bacillariophyceae in the Chrysophyta, others in the Heterokontophyta, and yet others in its own phylum Bacillariophyta.

1. Threatened species of Chrysophyta
2. Threatened species of Bacillariophyta

1. Threatened species of Triceratium
2. Threatened species of Nitzschia
3. Threatened species of Minutocellulus
4. Threatened species of Mastogonia
5. Threatened species of Lauderia