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 | Animalia | |
| Phylum | Nemata | |
| Class | Secernentea | |
| Order | Rhabditida | |
| Family | Rhabditidae |
List of all species - see Taxon profile using the number
| Genus Caenorhabditis | ||||
| Caenorhabditis sp. | Unsegmented roundworm | |||
| Genus Cuticularia | ||||
| Cuticularia firmata | sp. n. | |||
| Cuticularia firmata sp. n. | ||||
| Genus Rhabditis | ||||
| Rhabditis krylovi | Tsalolikhin, 1989 | |||
| Rhabditis sp. | Unsegmented roundworm | |||
| Genus Rhabditis subgenus A | ||||
| Rhabditis subgenus A sp. | Unsegmented roundworm | |||