| Rhytus Westwood, 1870 |
| Rhytus bocatorenus Chandler, 1992 |
| Ronetus Blackwelder, 1943 |
| Ronetus solitarius (Sharp, 1886) |
| Rothium Moore & Legner, 1977 |
| Rothium giulianii Moore, 1978 |
| Rothium pallidus Ahn & Ashe, 1996 |
| Rothium sonorensis Moore & Legner, 1977 |
| Rugilus Leach, 1819 |
| Rugilus angularis (Erichson, 1840) |
| Rugilus cribratus (Sharp, 1886) |
| Rugilus cribripennis (Sharp, 1886) |
| Rugilus difficilis (Sharp, 1886) |
| Rugilus femoratus (Sharp, 1886) |
| Rugilus iugalis (Erichson, 1840) |
| Rugilus mexicanus (Bernhauer, 1910) |
| Rugilus nigripes (Bernhauer, 1910) |
| Salinamexus Moore & Legner, 1977 |
| Salinamexus browni Moore & Legner, 1977 |
| Salinamexus densus Moore, 1978 |