Animalia | Platyhelminthes | Trematoda | Diplostomida | Cyathocotylidae | Mesostephanus
Biota | Animalia | Platyhelminthes | Rhabditophora | Neodermata | Trematoda | Digenea | Diplostomida | Diplostomata | Diplostomoidea | Cyathocotylidae | Prohemistominae | Mesostephanus
|  | Minot, 1876 | Ehlers, 1985 | Ehlers, 1985 |  | Carus, 1863 | Olson, Cribb, Tkach, Bray & Littlewood, 2003 | Olson, Cribb, Tkach, Bray & Littlewood, 2003 | Poirier, 1886 | Mühling, 1898 | Lutz, 1935 | Lutz, 1933