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 [].
Back to List of kingdoms
| Kingdom | Chromista | |
| Phylum | Bacillariophyta | |
| Class | Coscinodiscophyceae |
List of Orders
| Chaetocerotales | [1] | |
| Thalassiosirales | [20] |