| Lygaeus signatus Costa, 1862 |
| Lygaeus truculentus Stål, 1862 |
| Lygaeus trux Stål, 1862 |
| Lygaeus turcicus Fabricius, 1803 |
| Malezonotus Barber, 1918 |
| Malezonotus mayorgae Brailovsky & Cervantes, 1989 |
| Malezonotus sodalicus (Uhler, 1876) |
| Melacoryphus Slater, 1988 |
| Melacoryphus admirabilis (Uhler, 1872) |
| Melacoryphus circumlitus Stål, 1862 |
| Melacoryphus facetus (Say, 1831) |
| Melacoryphus lagunensis Cervantes & Brailovsky, 2014 |
| Melacoryphus lateralis (Dallas, 1852) |
| Melacoryphus micropterus A. Slater, 1988 |
| Melacoryphus nigrinervis (Stål, 1874) |
| Melacoryphus pedregalensis Brailovsky, 1977 |
| Melacoryphus rubicollis Uhler, 1894 |
| Melacoryphus rubriger Stål, 1862 |
| Melacoryphus rubrolimbatus A. Slater, 1988 |
| Melanopleurus Stål, 1874 |