| Ala Lockington, 1877 |
| Ala cornuta (Stimpson, 1860) |
| Ala spinosa Lockington, 1877 |
| Amphithrax Windsor & Felder, 2014 |
| Damithrax Windsor & Felder, 2014 |
| Damithrax hispidus (Herbst, 1790) |
| Damithrax pleuracanthus (Stimpson, 1871) |
| Damithrax spinosissimus (Lamarck, 1818) |
| Microphrys H. Milne-Edwards, 1851 |
| Microphrys antillensis Rathbun, 1920 |
| Microphrys bicornutus (Latreille, 1825) |
| Microphrys branchialis Rathbun, 1898 |
| Microphrys interruptus Rathbun, 1920 |
| Microphrys platysoma (Stimpson, 1860) |
| Microphrys triangulatus (Lockington, 1877) |
| Mithracidae MacLeay, 1838 |
| Mithraculus White, 1847 |
| Mithraculus cinctimanus Stimpson, 1860 |
| Mithraculus coryphe (Herbst, 1801) |
| Mithraculus denticulatus (Bell, 1835) |