| Apechthes mexicanus Thomson, 1861 |
| Aphysotes Bates, 1885 |
| Aphysotes santossilvai Noguera & Gutiérrez, 2019 |
| Aplagiognathus Thomson, 1860 |
| Aplagiognathus hybostoma Bates, 1879 |
| Aplagiognathus spinosus (Newman, 1840) |
| Apomecynini Thomson, 1860 |
| Archodontes Lameere, 1903 |
| Archodontes melanopus Casey, 1924 |
| Archodontes melanopus subsp. aridus Casey, 1924 |
| Archodontes melanopus subsp. serrulatus (LeConte, 1854) |
| Arhopalus Audinet-Serville, 1834 |
| Arhopalus asperatus (LeConte, 1859) |
| Arhopalus montanus (LeConte, 1873) |
| Arhopalus obsoletus (Randall, 1838) |
| Arhopalus productus (LeConte, 1850) |
| Arhopalus rusticus (Randall, 1838) |
| Arhopalus rusticus subsp. obsoletus (Randall, 1838) |
| Arixiuna Martins & Galileo, 1992 |
| Arixiuna longula (Bates, 1881) |