living organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Superkingdom Eukaryotae
see Domain Eukaryota Chatton, 1925
Kingdom Animalia Linnaeus, 1758 - animals
Subkingdom Eumetazoa Butschli, 1910
see [unranked] Eumetazoa Bütschli, 1910
Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
Class Trematoda Rudolphi, 1808 - flukes
see Infraclass Trematoda Rudolphi, 1808
Subclass Digenea Carus, 1863
Order Plagiorchiida La Rue, 1957
Suborder Plagiorchiata
Superfamily Microphalloidea Ward, 1901
Family Microphallidae Travassos, 1920
Genus Microphallus Ward, 1901
Microphallus opacus (Ward, 1894) Ward, 1901