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 | Echinodermata | |
| Class | Echinoidea | |
| Order | Spatangoida |
List of all species - see Taxon profile using the number
| Family Pourtalesiidae | ||||
| Pourtalesia aurorae | Koehler, 1926 | |||
| Family Schizasteridae | ||||
| Abatus ingens | Koehler, 1926 | |||
| Abatus nimrodi | (Koehler, 1911) | |||
| Abatus philippii | Loven, 1871 | |||
| Amphipneustes bifidus | Mortensen, 1950 | |||
| Amphipneustes brevisternalis | (Koehler, 1926) | |||
| Amphipneustes koehleri | Mortensen, 1905 | |||
| Amphipneustes lorioli | Koehler, 1901 | |||
| Amphipneustes marsupialis | (Koehler, 1926) | |||
| Amphipneustes sp MoV 2490 | ||||
| Brisaster sp MoV 2506 | ||||
| Tripylus sp MoV 2492 | ||||
| Tripylus sp MoV 2520 | ||||