| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Acanthopagrus butcheri (Munro 1949) | 0 | 0 | 1 |
| Acar Gray 1857 | 1 | 0 | 0 |
| Acar sandersonae Powell 1933 | 0 | 0 | 1 |
| Acar squamosa (Lamarck 1819) | 0 | 0 | 1 |
| Acarnidae Dendy 1922 | 1 | 0 | 0 |
| Acarnus Gray 1867 | 1 | 0 | 0 |
| Acarnus tenuis Dendy 1896 | 0 | 0 | 1 |
| Acartia Dana 1846 | 2 | 0 | 0 |
| Acartia (Acartiura) clausi Giesbrecht 1889 | 0 | 0 | 1 |
| Acartia (Acartia) danae Giesbrecht 1889 | 0 | 0 | 1 |
| Acartia (Acanthacartia) fossae Gurney 1927 | 0 | 0 | 1 |
| Acartiidae Sars G. O. 1903 | 1 | 0 | 0 |
| Accalathura Barnard 1925 | 2 | 0 | 0 |
| Accalathura bassi Poore 1981 | 0 | 0 | 1 |
| Accalathura gigas (Whitelegge 1901) | 0 | 0 | 1 |
