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 | Bacteria | |
| Phylum | Cyanobacteria | |
| Class | Cyanophyceae | |
| Order | Chroococcales | |
| Family | Chlorococcaceae | |
| Genus | Radiosphaera |
List of Individual Species - see Taxon profile using the name of the taxa.
| Radiosphaera dissecta | (Korsikov) Starr 1955 | Synonym | |
| Radiosphaera sp. | |||
| Radiosphaera sp./? |