| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Acanthocolpidae | 0 | 0 | 12 |
| Acanthocotylidae | 0 | 0 | 12 |
| Acanthocystidae | 0 | 0 | 12 |
| Acanthodrilidae | 0 | 0 | 12 |
| Acanthoeccidae | 0 | 0 | 12 |
| Acanthogammaridae | 0 | 0 | 12 |
| Acanthogorgiidae Gray 1859 | 0 | 0 | 12 |
| Acanthomeniidae Salvini-Plawen 1978 | 0 | 0 | 12 |
| Acanthometridae | 0 | 0 | 12 |
| Acanthonotozomellidae Coleman & J. L. Barnard 1991 | 0 | 0 | 12 |
| Acanthoperlidae | 0 | 0 | 12 |
| Acanthoplegmidae | 0 | 0 | 12 |
| Acanthopleuribacteraceae | 0 | 0 | 12 |
| Acanthopteroctetidae | 0 | 0 | 12 |
| Acanthosomatidae | 0 | 0 | 12 |
