| Aproctella Cram, 1931 |
| Aproctella nuda Alencáster-Ybarra, 1949 nec Hamann, 1940 |
| Aproctella stoddardi Cram, 1931 |
| Aproctiana Skrjabin, 1934 |
| Aproctiana nyctidromi (Caballero & Peregrina, 1938) Lent & Freitas, 1948 |
| Aproctiana travassosi (Caballero, 1938) Lent & Freitas, 1948 |
| Breinlia Yorke & Maplestone, 1926 |
| Breinlia brevicaudata Rodhain & Vuylsteke, 1937 |
| Chandlerella Yorke & Maplestone, 1926 |
| Chandlerella periarterialis (Caballero, 1948) Anderson, 1961 |
| Chandlerella striata Ochoterena & Caballero, 1932 |
| Dipetalonema Diesing, 1861 |
| Dipetalonema gracile (Rudolphi, 1809) Yorke & Maplestone, 1926 |
| Dirofilaria Railliet & Henry, 1910 |
| Dirofilaria immitis (Leidy, 1856) Railliet & Henry, 1911 |
| Dirofilaria repens Railliet & Henry, 1911 |
| Dirofilariinae Sandground, 1921 |
| Dunnifilaria Mullin & Balasingham, 1973 |
| Dunnifilaria meningica Gutierrez-Peña, 1987 |
| Foleyellides Caballero, 1935 |