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 | Oscillatoriales | |
| Family | Pseudanabaenaceae | |
| Genus | Pseudoanabaena |
List of Individual Species - see Taxon profile using the name of the taxa.
| Pseudoanabaena catenata | Lauterborn 1914-1917 | ||
| Pseudoanabaena constricta | (Szafer) Lauterborn 1914-17 | Synonym | |
| Pseudoanabaena mucicola | (Naumann et Huber in Huber-Pestalozzi et Naumann) | Synonym | |
| Pseudoanabaena papillaterminata | (Kisselev) Kukk 1959 | ||
| Pseudoanabaena schmidlei | Jaag 1938 | Synonym |