| Prionus (Neopolyarthron) aztecus Casey, 1912 |
| Prionus (Neopolyarthron) batesi Lameere, 1920 |
| Prionus (Neopolyarthron) curticollis Casey, 1912 |
| Prionus (Neopolyarthron) townsendi Casey, 1912 |
| Prionus (Prionus) Geoffroy, 1762 |
| Prionus (Prionus) aztecus Casey, 1912 |
| Prionus (Prionus) californicus Motschulsky, 1845 |
| Prionus (Prionus) evoluticornis Komiya & Noguera, 2014 |
| Prionus (Prionus) flohri Bates, 1884 |
| Prionus (Prionus) heroicus Semenova, 1908 |
| Prionus (Prionus) howdeni Chemsak, 1979 |
| Prionus (Prionus) laticollis (Drury, 1773) |
| Prionus (Prionus) lecontei Lameere, 1912 |
| Prionus (Prionus) mexicanus Bates, 1884 |
| Prionus (Prionus) poultoni Lameere, 1912 |
| Prionus hintoni Linsley, 1935 |
| Proxatrypanius Gilmour, 1959 |
| Proxatrypanius rockefelleri Gilmour, 1959 |
| Psapharochrus Thomson, 1864 |
| Psapharochrus arietis (Bates, 1885) |