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 | Diatomophyceae/Bacillariophyceae | |
| Order | Centrales | |
| Family | Rhizosoleniaceae | |
| Genus | Guinardia |
List of Individual Species - see Taxon profile using the name of the taxa.
| Guinardia cf. cylindrus | |||
| Guinardia cylindrus | (Cleve) Hasle | ||
| Guinardia flaccida | (Castrac.) H.Perag | ||
| Guinardia sp. | |||
| Guinardia tubiformis | (Hasle) Hasle |