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 | Unknown | |
| Order | Unknown | |
| Family | Acanthocystidae |
List of all species - see Taxon profile using the number
| Genus Acanthocystis | ||||
| Acanthocystis paliformis | Dürrschmidt (1987) | |||
| Acanthocystis perpusilla | J.B.Petersen & J.B.Hansen (1960) | |||
| Acanthocystis turfacea | Carter (1863) | |||