Plagiorchiida

{{Short description|Order of flukes}}

{{Automatic taxobox

|image = Paragonimus westermanii.jpg

|image_caption = Paragonimus westermani
(Troglotremata: Paragonimidae)

|taxon = Plagiorchiida

|authority = La Rue, 1957

}}

Plagiorchiida is a large order of trematodes, synonymous to Echinostomida. They belong to the Digenea, a large subclass of flukes. This order contains relatively few significant parasites of humans.{{Cite journal|title = European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification|last = Gibson|date = 2001|journal = Collection Patrimoines Naturels |volume=50 |pages=136–142}}

The following families are placed here, organised by superfamily and suborder:{{Cite web|title = WoRMS - World Register of Marine Species - Plagiorchiida|url = http://www.marinespecies.org/aphia.php?p=taxdetails&id=108402|website = www.marinespecies.org|access-date = 2015-11-08}}Jones, A., Bray, R. A., & Gibson, D. I. (Eds.). (2002). Keys to the Trematoda (Vol. 1). CABI Publishing and The Natural History Museum.

• Apocreadiata
• Apocreadioidea Skrjabin, 1942
• Apocreadiidae Skrjabin, 1942
• Bivesiculata
• Bivesiculoidea
• Bivesiculidae Yamaguti, 1934
• Bucephalata
• Bucephaloidea Poche, 1907
• Bucephalidae Poche, 1907
• Nuitrematidae Kurochkin, 1975
• Echinostomata
• Echinostomatoidea Looss, 1902
• Caballerotrematidae Tkach, Kudlai & Kostadinova, 2016
• Calycodidae Dollfus, 1929
• Cyclocoelidae Stossich, 1902
• Echinochasmidae Odhner, 1910
• Echinostomatidae Looss, 1899
• Fasciolidae Railliet, 1895
• Himasthlidae Odhner, 1910
• Philophthalmidae Looss, 1899
• Psilostomidae Looss, 1900
• Rhytidodidae Odhner, 1926
• Typhlocoelidae Harrah, 1922
• Gymnophallata
• Gymnophalloidea Odhner, 1905
• Botulisaccidae Yamaguti, 1971
• Fellodistomidae Nicoll, 1909
• Gymnophallidae Odhner, 1905
• Tandanicolidae Johnston, 1927
• Haploporata
• Haploporoidea Nicoll, 1914
• Atractotrematidae Yamaguti, 1939
• Haploporidae Nicoll, 1914
• Haplosplanchnata
• Haplosplanchnoidea Poche, 1925
• Haplosplanchnidae Poche, 1926
• Hemiurata
• Azygioidea Lühe, 1909
• Azygiidae Lühe, 1909
• Hemiuroidea Looss, 1899
• Accacoeliidae Odhner, 1911
• Bathycotylidae Dollfus, 1932
• Derogenidae Nicoll, 1910
• Dictysarcidae Skrjabin & Guschanskaja, 1955
• Didymozoidae Monticelli, 1888
• Gonocercidae Skrjabin & Guschanskaja, 1955
• Hemiuridae Looss, 1899
• Hirudinellidae Dollfus, 1932
• Isoparorchiidae Travassos, 1922
• Lecithasteridae Odhner, 1905
• Ptychogonimidae Dollfus, 1937
• Sclerodistomidae Odhner, 1927
• Sclerodistomoididae Gibson & Bray, 1979
• Syncoeliidae Looss, 1899
• Heronimata
• Heronimoidea Ward, 1918
• Heronimidae Ward, 1918
• Lepocreadiata
• Lepocreadioidea Odhner, 1905
• Aephnidiogenidae Yamaguti, 1934
• Enenteridae Yamaguti, 1958
• Gorgocephalidae Manter, 1966
• Gyliauchenidae Fukui, 1929
• Lepidapedidae Yamaguti, 1958
• Lepocreadiidae Odhner, 1905
• Lepocreadioidea incertae sedis
• Liliatrematidae Gubanov, 1953
• Monorchiata
• Monorchioidea Odhner, 1911
• Deropristidae Cable & Hunninen, 1942
• Lissorchiidae Magath, 1917
• Monorchiidae Odhner, 1911
• Opisthorchiata
• Opisthorchioidea Braun, 1901
• Cryptogonimidae Ward, 1917
• Heterophyidae Leiper, 1909
• Opisthorchiidae Looss, 1899
• Pronocephalata
• Paramphistomoidea Fischoeder, 1901
• Cladorchiidae Fischoeder, 1901
• Mesometridae Poche, 1926
• Microscaphidiidae Looss, 1900
• Paramphistomidae Fischoeder, 1901
• Pronocephaloidea Looss, 1899
• Labicolidae Blair, 1979
• Notocotylidae Lühe, 1909
• Nudacotylidae Barker, 1916
• Opisthotrematidae Poche, 1926
• Pronocephalidae Looss, 1899
• Rhabdiopoeidae Poche, 1926
• Transversotremata
• Transversotrematoidea Witenberg, 1944
• Transversotrematidae Witenberg, 1944
• Xiphidiata
• Brachycladioidea Odhner, 1905
• Acanthocolpidae Lühe, 1906
• Brachycladiidae Odhner, 1905
• Gorgoderoidea Looss, 1901
• Allocreadiidae Looss, 1902
• Anchitrematidae Mehra, 1935
• Braunotrematidae Yamaguti, 1958
• Callodistomidae Odhner, 1910
• Collyriclidae Ward, 1917
• Dicrocoeliidae Looss, 1899
• Encyclometridae Mehra, 1931
• Gorgoderidae Looss, 1899
• Mesocoeliidae Faust, 1924
• Orchipedidae Skrjabin, 1913
• Microphalloidea Ward, 1901
• Diplangidae Yamaguti, 1971
• Eucotylidae Skrjabin, 1924
• Exotidendriidae Mehra, 1935
• Faustulidae Poche, 1926
• Lecithodendriidae Lühe, 1901
• Microphallidae Ward, 1901
• Pachypsolidae Yamaguti, 1958
• Phaneropsolidae Mehra, 1935
• Pleurogenidae Looss, 1899
• Prosthogonimidae Lühe, 1909
• Renicolidae Dollfus, 1939
• Zoogonidae Odhner, 1902
• Opecoelioidea Ozaki, 1925
• Batrachotrematidae Dollfus & Williams, 1966
• Opecoelidae Ozaki, 1925
• Zdzitowieckitrema Sokolov, Lebedeva, Gordeev & Khasanov, 2019
• Plagiorchioidea Lühe, 1901
• Auridistomidae Lühe, 1901
• Brachycoeliidae Looss, 1899
• Cephalogonimidae Looss, 1899
• Choanocotylidae Jue Sue & Platt, 1998
• Echinoporidae Krasnolobova & Timofeeva, 1965
• Leptophallidae Dayal, 1938
• Macroderoididae McMullen, 1937
• Meristocotylidae Fischthal & Kuntz, 1981
• Ocadiatrematidae Fischthal & Kuntz, 1981
• Orientocreadiidae Yamaguti, 1958
• Plagiorchiidae Lühe, 1901
• Styphlotrematidae Baer, 1924
• Telorchiidae Looss, 1899
• Thrinascotrematidae Jue Sue & Platt, 1999
• Troglotrematoidea Odhner, 1914
• Paragonimidae Dollfus, 1939
• Troglotrematidae Odhner, 1914