Animalia | Platyhelminthes | Rhabditophora | Trematoda
Biota | Animalia | Platyhelminthes | Rhabditophora | Neodermata | Trematoda | Digenea | Plagiorchiida | Xiphidiata | Plagiorchioidea
|  | Minot, 1876 | Ehlers, 1985 | Ehlers, 1985 |  | Carus, 1863 | La Rue, 1957 | Olson, Cribb, Tkach, Bray & Littlewood, 2003 | Lühe, 1901