| Hexapanopeus sinaloensis Rathbun, 1930 |
| Lophopanopeus Rathbun, 1898 |
| Lophopanopeus frontalis (Rathbun, 1894) |
| Lophopanopeus leucomanus (Lockington, 1877) |
| Lophopanopeus maculatus Rathbun, 1898 |
| Lophoxanthus A. Milne-Edwards, 1879 |
| Lophoxanthus lamellipes (Stimpson, 1860) |
| Malacoplax Guinot, 1969 |
| Malacoplax californiensis (Lockington, 1877) |
| Metopocarcinus Stimpson, 1860 |
| Metopocarcinus truncatus Stimpson, 1860 |
| Neopanope A. Milne-Edwards, 1880 |
| Neopanope packardii (Kingsley, 1879) |
| Neopanope peterseni Glassell, 1933 |
| Panopeidae Ortmann, 1893 |
| Panopeinae Ortmann, 1893 |
| Panopeus H. Milne-Edwards, 1834 |
| Panopeus abbreviatus Stimpson, 1860 |
| Panopeus affine Streets & Kingsley, 1877 |
| Panopeus angustifrons Benedict & Rathbun, 1891 |