living organisms
   Superkingdom Eukaryotae
     Kingdom Animalia [Linnaeus, 1758]
       Subkingdom Eumetazoa [Butschli, 1910]
         Phylum Platyhelminthes [Gegenbaur, 1859]
           Class Trematoda [Rudolphi, 1808]
             Subclass Digenea [Carus, 1863]
               Order Plagiorchiida [La Rue, 1957]
                 Suborder Plagiorchiata
                   Superfamily Microphalloidea [Ward, 1901]
                     Family Allassogonoporidae
                       1 Genus Allassogonoporus [Olivier, 1938]
                       2 Genus Myotitrema [Macy, 1940]
                       3 Genus Cephalophallus [R.W. Macy & D.J. Moore, 1954]