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 | Plantae | |
| Phylum | Chlorophyta | |
| Class | Zygnematophyceae | |
| Order | Desmidiales | |
| Family | Desmidiaceae | |
| Genus | Actinotaenium |
List of Individual Species - see Taxon profile using the name of the taxa.
| Actinotaenium cucurbita var. attenuatum | (G.S. West) Teiling 1954 | ||
| Actinotaenium cucurbita var. cucurbita | (Krieger) Teiling 1954 | Synonym | |
| Actinotaenium cucurbita var. rotundatum | (Krieger) Krieger et Gerloff 1969 | ||
| Actinotaenium curtum | (BrÚbisson) Teiling ex Ruzicka et Pouzar 1978 | ||
| Actinotaenium globosum | (Bulnheim) F÷rster 1969 |