| Loaini Hodda, 2022 |
| Loainii Hodda, 2022 |
| Macdonaldius Khanna, 1933 |
| Macdonaldius andersoni Chabaud & Frank, 1961 |
| Macdonaldius colimensis Telford, 1965 |
| Macdonaldius grassi (Caballero, 1954) Chabaud & Frank, 1961 |
| Macdonaldius oschei Chabaud & Frank, 1961 |
| Macdonaldius seetai Khanna, 1933 |
| Ochoterenella Caballero, 1944 |
| Ochoterenella caballeroi Esslinger, 1987 |
| Ochoterenella chiapensis Esslinger, 1988 |
| Ochoterenella digiticauda Caballero, 1944 |
| Ochoterenella figueroai Esslinger, 1988 |
| Ochoterenella lamothei Esslinger, 1988 |
| Ochoterenella nanolarvata Esslinger, 1987 |
| Onchocerca Diesing, 1841 |
| Onchocerca gutturosa Neumann, 1910 |
| Onchocerca lienalis (Stiles, 1892) Railliet & Henry, 1910 |
| Onchocercidae Leiper, 1911 |
| Onchocercinae Leiper, 1911 |