Xiphidiata is a suborder of Plagiorchiida, an order of parasitic flatworms (flukes).
The following superfamilies are in the suborder Xiphidiata:
Brachycladioidea Odhner, 1905 Gorgoderoidea Looss, 1901 Microphalloidea Ward, 1901 Opecoeloidea Ozaki, 1925 Plagiorchioidea Lühe, 1901 Troglotrematoidea Odhner, 1914
The genus Zdzitowieckitrema, with the single species Zdzitowieckitrema incognitum, described by Sokolov, Lebedeva, Gordeev, & Khasanov in 2017, is yet unplaced within the suborder Xiphidiata.
References