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 | Animalia | |
| Phylum | Nemata | |
| Class | Secernentea | |
| Order | Ascaridida | |
| Family | Oxyuridae | |
| Genus | Passalurus |
List of Individual Species - see Taxon profile using the name of the taxa.
| Passalurus ambiguus | (Rudolphi, 1819) | Unsegmented roundworm or |