| Gongylonema Molin, 1857 |
| Gongylonema (Gongylonemoides) Lent & Freitas, 1937 |
| Gongylonema (Gongylonemoides) mexicanum (Caballero & Cerecero, 1944) |
| Gongylonema neoplasticum (Fibiger & Ditlevsen, 1914) |
| Gongylonema peromysci Kruidenier & Peebles, 1958 |
| Gongylonema pulchrum Molin, 1857 |
| Gongylonematidae Sobolev, 1949 |
| Gongylonematinae Hall, 1916 |
| Gongylonematini Hall, 1916 |
| Gongylonematinii Hall, 1916 |
| Gongylonemoides Lent & Freitas, 1937 |
| Gongylonemoides mexicanum Caballero & Cerecero, 1944 |