Acanthocolpidae Lühe, 1906 (biology source)
Acanthostomum floridense (McCoy, 1928) Price, 1940 (redescription)
Accacoeliinae Odhner, 1911 (biology source)
Allocreadium isoporum (Looss, 1894) Looss, 1902 (redescription)
Allocreadium lobatum Wallin, 1909 (biology source)
Alloglossidium corti (Lamont, 1921) Van Cleave & Mueller, 1934 (redescription)
Alloglossidium hirudicola Schmidt & Chaloupka, 1969 (biology source)
Aphallus tubarium (Rudolphi, 1819) Poche, 1926 (biology source)
Apharyngolevinseniella Yamaguti, 1975 accepted as Levinseniella Ward, 1901 (original description)
Apharyngolevinseniella capitanea (Overstreet & Perry, 1972) Yamaguti, 1975 accepted as Levinseniella capitanea Overstreet & Perry, 1972 accepted as Levinseniella (Monarrhenos) capitanea Overstreet & Perry, 1972 (new combination reference)
Asymphylodora amnicolae Stunkard, 1959 (redescription)
Asymphylodora dollfusi Biguet, Deblock & Capron, 1956 (redescription)
Asymphylodora progenetica Serkova & Bykhowskii, 1940 (redescription)
Asymphylodora tincae (Modeer, 1790) Lühe, 1909 (redescription)
Azygia acuminata Goldberger, 1911 (redescription)
Azygia longa (Leidy, 1852) Manter, 1926 (redescription)
Azygia lucii (Müller, 1776) Lühe, 1909 (redescription)
Azygia sebago Ward, 1910 accepted as Azygia longa (Leidy, 1852) Manter, 1926 (redescription)
Bacciger bacciger (Rudolphi, 1819) Nicoll, 1914 (redescription)
Bivesicula caribbensis Cable & Nahhas, 1962 (redescription)
Bivesiculidae Yamaguti, 1934 (biology source)
Bucephalopsis clara Komiya, 1943 accepted as Prosorhynchoides clara (Komiya, 1943) (redescription)
Bucephalopsis gracilescens (Rudolphi, 1819) Nicoll, 1914 accepted as Prosorhynchoides gracilescens (Rudolphi, 1819) Stunkard, 1976 (biology source)
Bucephalopsis haimeanus (Lacaze-Duthiers, 1854) Nicoll, 1914 accepted as Prosorhynchoides haimeana (Lacaze-Duthiers, 1854) (redescription)
Bucephalopsis pusilla (Stafford, 1904) Eckmann, 1932 accepted as Bucephalopsis pusillus (Stafford, 1904) accepted as Prosorhynchoides pusillus (Stafford, 1904) Margolis & Arthur, 1979 (redescription)
Bucephalus cuculus McCrady, 1874 accepted as Prosorhynchoides haimeana (Lacaze-Duthiers, 1854) (redescription)
Bucephalus elegans Woodhead, 1930 (redescription)
Bucephalus loeschi Hopkins, 1958 (biology source)
Bucephalus longicornutus (Manter, 1954) Howell, 1966 accepted as Alcicornis longicornutus Manter, 1954 (redescription)
Bucephalus mytili Cole, 1935 (redescription)
Bucephalus polymorphus von Baer, 1827 (biology source)
Bunodera luciopercae (Müller, 1776) Lühe, 1909 (redescription)
Bunoderina eucaliae Miller, 1936 accepted as Bunodera eucaliae (Miller, 1936) Miller, 1940 (redescription)
Cainocreadium gulella (Linton, 1910) Durio & Manter, 1968 (biology source)
Cardicola alseae Meade & Pratt, 1965 (redescription)
Cardicola klamathensis (Wales, 1958) Meade & Pratt, 1965 (redescription)
Cercaria apalachiensis Holliman, 1961 (redescription)
Cercaria asymmetrica Holliman, 1961 (redescription)
Cercaria caribbea LX of Cable (1963) (redescription)
Cercaria caribbea LIII of Cable (1963) (redescription)
Cercaria cristulata Holliman, 1961 (redescription)
Cercaria fimbriata Holliman, 1961 (redescription)
Cercaria fragosa Holliman, 1961 (redescription)
Cercaria imbecilla Holliman, 1961 (redescription)
Cercaria loossi Stunkard, 1929 (redescription)
Cercaria pusilla Holliman, 1961 (redescription)
Chione gallina (Linnaeus, 1758) accepted as Chamelea gallina (Linnaeus, 1758) (basis of record)
Coitocaecum anaspidis Hickman, 1934 (redescription)
Crepidostomum cooperi Hopkins, 1932 (redescription)
Crepidostomum cornutum (Osborn, 1903) Stafford, 1904 (redescription)
Crepidostomum farionis (Müller, 1780) Lühe, 1909 (redescription)
Crepidostomum metoecus (Braun, 1900) Braun, 1900 (biology source)
Deropristis inflata (Molin, 1859) Odhner, 1902 (redescription)
Diphterostomum brusinae (Stossich, 1888) Stossich, 1904 (redescription)
Dollfustrema echinatum (Komiya & Tajimi, 1941) Skrjabin & Guschanskaja, 1962 accepted as Dollfustrema vaneyi (Tseng, 1930) Nagaty, 1937 (redescription)
Fellodistomum fellis (Olsson, 1868) Nicoll, 1909 (redescription)
Fellodistomum furcigerum (Olsson, 1868) Yamaguti, 1953 accepted as Steringophorus furciger (Olsson, 1868) Odhner, 1905 (redescription)
Genolopa Linton, 1910 (biology source)
Hamacreadium mutabile Linton, 1910 (biology source)
Hapladena varia Linton, 1910 (redescription)
Homalometron armatum (MacCallum, 1895) Manter, 1947 (redescription)
Homalometron pallidum Stafford, 1904 (redescription)
Laternula kamakurana (Pilsbry, 1895) accepted as Exolaternula liautaudi (Mittre, 1844) (basis of record)
Lepidapedon gadi (Yamaguti, 1934) Acena, 1947 (redescription)
Lepidauchen stenostoma Nicoll, 1913 (biology source)
Lepocreadium album (Stossich, 1890) Stossich, 1904 (redescription)
Lepocreadium pegorchis (Stossich, 1901) Stossich, 1904 (redescription)
Lepocreadium setiferoides (Miller & Northup, 1926) Martin, 1938 (redescription)
Lissorchis fairporti Magath, 1917 (redescription)
Macroderoides spiniferus Pearse, 1924 (redescription)
Macroderoides typicus (Winfield, 1929) Van Cleave & Mueller, 1932 accepted as Plesiocreadium typicum Winfield, 1929 (redescription)
Megalophallus miyazakii Yamaguti, 1975 accepted as Levinseniella miyazakii (Yamaguti, 1975) Pearson & Deblock, 1979 (original description)
Megapera gyrina (Linton, 1907) Manter, 1934 (redescription)
Mesometra orbicularis (Rudolphi, 1819) Lühe, 1901 (redescription)
Microcreadium parvum Simer, 1929 (redescription)
Microphallus opacus (Ward, 1894) Ward, 1901 (redescription)
Microphallus ovatus Osborn, 1919 (redescription)
Microphallus progeneticus Sogandares-Bernal, 1962 (biology source)
Monorcheides cumingiae (Martin, 1938) Martin, 1939 (redescription)
Monorchiidae Odhner, 1911 (biology source)
Monorchis monorchis (Stossich, 1890) Looss, 1902 (redescription)
Neopechona pyriformis (Linton, 1900) Stunkard, 1969 accepted as Opechona pyriformis (Linton, 1900) Bray & Gibson, 1990 (redescription)
Neophasis lageniformis (Lebour, 1910) Miller, 1941 accepted as Neophasis anarrhichae (Nicoll, 1909) Bray, 1987 (biology source)
Neophasis oculata (Levinsen, 1881) Miller, 1941 (redescription)
Nicolla skrjabini (Iwanitzky, 1928) Dollfus, 1960 (biology source)
Opechona bacillaris (Molin, 1859) Dollfus, 1927 (redescription)
Opecoeloides vitellosus (Linton, 1900) von Wicklen, 1946 (redescription)
Orientocreadium siluri (Dubinina & Bychowsky in Skrjabin, 1954) Yamaguti, 1958 accepted as Orientocreadium pseudobagri Yamaguti, 1934 (redescription)
Ozakia plagiorchis (Ozaki, 1926) Wisniewski, 1933 accepted as Coitocaecum plagiorchis Ozaki, 1926 (redescription)
Paramacroderoides echinus Venard, 1941 (redescription)
Paucivitellosus fragilis Coil, Reid & Kuntz, 1965 (redescription)
Phyllodistomum caudatum Steelman, 1938 (biology source)
Phyllodistomum dogieli Pigulewsky, 1953 accepted as Phyllodistomum macrocotyle (Lühe, 1909) Odhner, 1911 (redescription)
Phyllodistomum folium (Olfers, 1816) Braun, 1899 (redescription)
Phyllodistomum lesteri Wu, 1938 accepted as Pseudophyllodistomum lesteri (Wu, 1938) Cribb, 1987 (redescription)
Phyllodistomum lohrenzi (Loewen, 1935) Bhalerao, 1937 accepted as Phyllodistomum superbum Stafford, 1904 (biology source)
Phyllodistomum macrobrachicola Yamaguti, 1934 accepted as Pseudophyllodistomum macrobrachicola (Yamaguti, 1934) Cribb, 1987 (redescription)
Phyllodistomum simile Nybelin, 1926 accepted as Phyllodistomum folium (Olfers, 1816) Braun, 1899 (redescription)
Phyllodistomum solidum Rankin, 1937 (redescription)
Phyllodistomum srivastavai Rai, 1964 accepted as Pseudophyllodistomum srivastavai (Rai, 1964) Cribb, 1987 (redescription)

Japan for Megalophallus miyazakii Yamaguti, 1975