| Kingdom | Phylum | Class | Order | Family | Genus | Species |
|---|---|---|---|---|---|---|
| Chromista | Ochrophyta | Bacillariophyceae | Thalassionematales | Thalassionemataceae | Thalassiothrix P.T.Cleve & A.Grunow, 1880 | Thalassiothrix antarctica Schimper ex Karsten, 1905 |
Thalassiothrix antarctica var. echinata Karsten, 1907. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-25.