Genres
| Genre | Auteur | Cétoines |
|---|---|---|
| Ixorida (Pseudomecinonota) | Miksic, | |
| Jansonia | Schürhoff, 1937 | |
| Jolivetiella | Ruter, 1972 | |
| Jothochilus | Kolbe, 1891 | 2 |
| Jumnos | Saunders, 1839 | |
| Karooida | Perissinotto, 2020 | |
| Krikkenica | Delpont, 1997 | |
| Kuijtenous | Paulian, 1981 | 2 |
| Lamellothyrea | Krikken, 1980 | 2 |
| Lansbergia | Ritsema, 1888 | 5 |
| Lasiotrichius | Reitter, 1899 | |
| Lecanoderus | Kolbe, 1907 | 3 |
| Lenosoma | Kraatz, 1880 | |
| Lepivalgus | Moser, 1914 | |
| Lethosesthes | J. Thomson, 1880 | |
| Leucocelis (Acheilosis) | Ruter, 1969 | |
| Leucocelis (Amauroleucocelis) | Bourgoin, 1913 | 31 |
| Leucocelis (Heterostetha) | Moser, 1911 | 2 |
| Leucocelis (Leucocelis) | Burmeister, 1842 | 97 |
| Liostraca | Burmeister, 1842 | 12 |