Echinostomatidae is a family of trematodes in the order Plagiorchiida, first described in 1899. Subdivisions The World Register of Marine Species currently shows a total of 33 genera accepted within Echinostomatidae, subdivided across eight subfamilies, with five genera unplaced. Echinostomatinae Looss, 1899 Bashkirovitrema Skrjabin, 1944 Drepanocephalus Dietz, 1909 Echinodollfusia Skrjabin & Baschkirova, 1956 Echinoparyphium Dietz, 1909 Echinostoma Rudolphi, 1809 Edietziana Ozdikmen, 2013 Euparyphium Dietz, 1909 Hypoderaeum Dietz, 1909 Isthmiophora Lühe, 1909 Kostadinovatrema Dronen, 2009 Longicollia Bychovskaja-Pavlovskaja, 1953 Lyperorchis Travassos, 1921 Moliniella Hübner, 1939 Neoacanthoparyphium Yamaguti, 1958 Pameileenia Wright & Smithers, 1956 Parallelotestis Belopolskaya, 1954 Petasiger Dietz, 1909 Prionosomoides Teixeira de Freitas & Dobbin, 1967 Singhia Yamaguti, 1958 Guaicapuriinae Nasir, Diaz & Marcano, 1971 Guaicaipuria Nasir, Diaz & Marcano, 1971 Protechinostoma Beaver, 1943 Ignaviinae Yamaguti, 1958 Ignavia Teixeira de Freitas, 1948 Nephrostominae Mendheim, 1943 Nephrostomum Dietz, 1909 Patagifer Dietz, 1909 Pegosominae Odhner, 1910 Pegosomum Ratz, 1903 Pelmatostominae Yamaguti, 1958 Pelmatostomum Dietz, 1909 Ruffetrematinae Kostadinova, 2005 Ruffetrema Saxena & Singh, 1982 Sodalinae Skrjabin & Schulz, 1937 Sodalis Kowalewski, 1902 Echinostomatidae unplaced genera Cathaemasia Looss, 189 Neopetasiger Baschkirova, 1941 Pseudocathaemasioides Saito & Fukumoto, 1972 Pulchrosoma Travassos, 1916 Skrjabinophora Baschkirova, 1941 References Plagiorchiida