| Cotylotretus Odhner, 1902 |
| Cotylotretus grandis (Rudolphi, 1819) Odhner, 1902 |
| Drepanocephalus Dietz, 1909 |
| Drepanocephalus mexicanus Lamothe-Argumedo & Pérez-Ponce de León, 1989 |
| Drepanocephalus spathans Dietz, 1909 |
| Echinochasminae Odhner, 1910 |
| Echinochasmus Dietz, 1909 |
| Echinochasmus leopoldinae Scholz, Ditrich & Vargas-Vázquez, 1996 |
| Echinochasmus macrocaudatus Ditrich, Scholz & Vargas-Vázquez, 1996 |
| Echinoparyphium Dietz, 1909 |
| Echinoparyphium aconiatum Dietz, 1909 |
| Echinoparyphium recurvatum (von Linstow, 1873) Dietz, 1909 |
| Echinostoma Rudolphi, 1809 |
| Echinostoma conoideum Bloch, 1782 |
| Echinostoma ochoterenai (Cerecero, 1943) Yamaguti, 1958 |
| Echinostoma recurvatum (von Linstow, 1873) Looss, 1899 |
| Echinostoma revolutum (Froelich, 1802) Looss, 1899 |
| Echinostoma robustum Yamaguti, 1935 |
| Echinostomatidae Looss, 1899 |
| Echinostomatinae Looss, 1899 |