At any stage, you can move up or down the Taxonomic hierachy of Antarctic/subantarctic species by clicking on any name. Lower level taxon counts are shown in [].
Back to List of kingdoms
| Kingdom | Chromista | |
| Phylum | Ochrophyta | |
| Class | Diatomophyceae/Bacillariophyceae | |
| Order | Centrales | |
| Family | Thalassiosiraceae |
Genus list (full drilldown to species)
| Lauderia | [1] | |
| Planktoniella | [1] | |
| Porosira | [2] | |
| Thalassiosira | [31] |