| Classe | Ordre | Famille |
| CRUSTACEA | Maxillopoda Dahl, 1956 | Austrobalanidae Newman & Ross, 1976 |
| | | Balanidae Leach, 1806 |
| | | Calanticidae Zevina, 1978 |
| | | Chthamalidae Darwin, 1854 |
| | | Cyclopidae Rafinesque, 1815 |
| | | Cyclopoida |
| | | Diaptomidae Baird, 1850 |
| | | Harpacticoida |
| | | Lepadidae Darwin, 1852 |
| | | Monstrillidae Dana, 1849 |
| | | Nicothoidae Dana, 1852 |
| | | Pollicipedidae Leach, 1817 |
| | | Porcellidiidae Boeck, 1865 |
| | | Sacculinidae Lilljeborg, 1861 |
| | | Verrucidae Darwin, 1854 |
