Eukaryota  >  Metazoa  >  Platyhelminthes  >  Trematoda

Order	Family	Genus	Species
Azygiida	13	93	467
Diplostomida	8	77	996
Opisthorchiida	6	92	477
Plagiorchiida	83	524	2953
Strigeidida	15	118	995