| Cassidinidea Hansen, 1905 |
| Cassidinidea mexicana Hendrickx & Espinosa-Pérez, 1998 |
| Cassidinidea ovalis (Say, 1818) |
| Cassidinidea tuberculata Richardson, 1912 |
| Cilicaea Leach, 1818 |
| Cilicaea granulosa Richardson, 1899 |
| Cilicaea linguicauda Richardson, 1901 |
| Cymodoce Leach, 1914 |
| Cymodoce ruetzleri Kensley, 1984 |
| Discerceis Richardson, 1905 |
| Discerceis granulosa (Richardson, 1899) |
| Discerceis linguicauda (Richardson, 1901) |
| Dynamene Leach, 1814 |
| Dynamene angulata Richardson, 1901 |
| Dynamene perforata Moore, 1901 |
| Dynamene sculpta Holmes, 1904 |
| Dynamenella Hansen, 1905 |
| Dynamenella angulata (Richardson, 1901) |
| Dynamenella barnardi Menzies & Glynn, 1968 |
| Dynamenella perforata (Moore, 1901) |