| Ratha Lasley, Lai & Thoma, 2013 |
| Ratha longimana (H. Milne-Edwards, 1834) |
| Scopolius Stevcic, 2011 |
| Scopolius nuttingi (Rathbun, 1898) |
| Speocarcininae Stevcic, 2005 |
| Speocarcinus Stimpson, 1859 |
| Speocarcinus carolinensis Stimpson, 1859 |
| Speocarcinus granulimanus Rathbun, 1894 |
| Speocarcinus lobatus Guinot, 1969 |
| Speocarcinus spinicarpus Guinot, 1969 |
| Williamstimpsonia Stevcic, 2011 |
| Williamstimpsonia denticulatus (White, 1848) |
| Williamstimpsonia stimpsoni (A. Milne-Edwards, 1879) |
| Xanthias Rathbun, 1897 |
| Xanthidae McLeay, 1838 |
| Xanthinae MacLeay, 1838 |
| Xantho Leach, 1814 |
| Xantho denticulatus White, 1848 |
| Xantho lamellipes Stimpson, 1860 |
| Xantho planissimus Stimpson, 1860 |