| Mithrax depressus A. Milne-Edwards, 1875 |
| Mithrax hemphilli Rathbun, 1892 |
| Mithrax hispidus (Herbst, 1790) |
| Mithrax holderi Stimpson, 1871 |
| Mithrax laevimanus Desbonne, 1867 |
| Mithrax mexicanus Glassell, 1936 |
| Mithrax nodosus Bell, 1835 |
| Mithrax orcutti Rathbun, 1925 |
| Mithrax pilosus Rathbun, 1892 |
| Mithrax pleuracanthus Stimpson, 1871 |
| Mithrax pygmaeus Bell, 1836 |
| Mithrax sinensis Rathbun, 1892 |
| Mithrax sinensis subsp. clarionensis Garth, 1940 |
| Mithrax sinensis subsp. sinensis Rathbun, 1892 |
| Mithrax sonorensis Rathbun, 1933 |
| Mithrax spinipes (Bell, 1835) |
| Mithrax spinosissimus (Lamarck, 1818) |
| Mithrax tuberculatus Stimpson, 1860 |
| Mithrax verrucosus H. Milne-Edwards, 1832 |
| Nemausa A. Milne-Edwards, 1875 |