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 [].
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| Kingdom | Chromista | |
| Phylum | Ochrophyta | |
| Class | Coscinodiscophyceae | |
| Order | Rhizosoleniales | |
| Family | Rhizosoleniaceae | |
| Genus | Rhizosolenia |
List of Individual Species - see Taxon profile using the name of the taxa.
| Rhizosolenia longiseta | O. Zacharias | ||
| Rhizosolenia spp. |