| Acanthocephala Laporte, 1833 |
| Acanthocephala alata (Burmeister, 1835) |
| Acanthocephala declivis (Say, 1832) |
| Acanthocephala femorata (Fabricius, 1775) |
| Acanthocephala granulosus Dallas, 1852 |
| Acanthocephala heissi Brailovsky, 2006 |
| Acanthocephala luctuosa Stål, 1855 |
| Acanthocephala thomasi (Uhler, 1872) |
| Acanthocephalini Stål, 1870 |
| Acanthocerini Bergroth, 1913 |
| Acidomeria Stål, 1870 |
| Acidomeria rustica Stål, 1870 |
| Althos Kirkaldy, 1904 |
| Althos inornatus Stål, 1862 |
| Amblyomia Stål, 1870 |
| Amblyomia bifasciata Stål, 1870 |
| Anasa Amyot & Audinet-Serville, 1843 |
| Anasa bellator (Fabricius, 1787) |
| Anasa capaneodes Stål, 1862 |
| Anasa costalis Stål, 1870 |