Genus citations
| Genus | Genus citation | Author | Year | Origin |
|---|---|---|---|---|
| Nyassinus | Cyclidinus Westwood, 1873 sensu Schenkling | ANTOINE Philippe | 1989 | |
| Odontorrhina | Odontorrhina Burmeister, 1842 | PERISSINOTTO Renzo | 2012 | South Africa |
| Odontorrhina | Odonthorrhina | LE GALL Philippe, SILVAIN Jean-François, NEL André & LACHAISE Daniel | 2010 | |
| Oedipovalgus | Oedipovalgus | Kolbe | 1897 | |
| Oedipovalgus | Oedipovalgus Kolbe, 1897 | KRIKKEN Jan | 1978 | Afrotropical |
| Oplostomus | Hoplostomus | Schaum | 1839 | |
| Oplostomus | Oplostomus MacLeay | KRIKKEN Jan | 1980 | |
| Oplostomus | Hoplostomus | SCHOCH Gustav | 1896 | |
| Oplostomus | Macromoides nov. gen. | SCHOCH Gustav | 1896 | Angola |
| Oplostomus | Hoplostoma | DONALDSON Jean M.I. | 1989 | |
| Oplostomus | Goniochilus n. g. | HAROLD Edgar Baron von | 1878 | Innern Africa |
| Oplostomus | Oplostomus | OLDROYD Benjamen P. & ALLSOPP Michael H. | 2017 | |
| Oplostomus | Hoplostomus | KRIKKEN Jan | 1980 | |
| Oplostomus | Macromoides | Schoch | 1896 | |
| Oplostomus | Goniochilus | Harold | 1878 | |
| Oroclita (Bisoroclita) | Oroclita (Bisoroclita) Krikken | ANTOINE Philippe | 2001 | |
| Oroclita (Oroclita) | Oroclita (Oroclita) Krikken | ANTOINE Philippe | 2001 | |
| Orphnus (Horpnus) | Orphnus (Horpnus) Paulian, 1948 | TAUZIN Pierre-Hubert | 2018 | |
| Orphnus (Horpnus) | Orphnus (Horpnus) Paulian, 1951 | TAUZIN Pierre-Hubert | 2023 | |
| Orphnus (Horpnus) | Orphnus (Horpnus) nov. | PAULIAN Renaud | 1948 |