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 | Chordata | |
| Class | Mammalia | |
| Order | Cetacea | |
| Family | Delphinidae | |
| Genus | Lagenorhynchus |
List of Individual Species - see Taxon profile using the name of the taxa.
| Lagenorhynchus cruciger | (Quoy and Gaimard,1824) | Hourglass Dolphin | |
| Lagenorhynchus obliquidens | (Gill, 1865) | Pacific White-sided Dolphin | |
| Lagenorhynchus obscurus | Gray,1828 | Dusky Dolphin |