Amphiorchis Price, 1934 (identification resource)
Amphiorchis amphiorchis Price, 1934 (redescription)
Amphiorchis lateralis Oguro, 1938 (additional source)
Aporocotyle Odhner, 1900 (identification resource)
Aporocotyle simplex Odhner, 1900 (redescription)
Aporocotylidae Odhner, 1912 (identification resource)
Aspidogaster enneatus Eckmann, 1932 accepted as Aspidogaster decatis Eckmann, 1932 (redescription)
Austrobilharzia Johnston, 1917 (identification resource)
Austrobilharzia terrigalensis Johnston, 1917 (redescription)
Bilharziella Looss, 1899 (identification resource)
Bilharziella polonica (Kowalewski, 1895) Looss, 1899 (redescription)
Bilharziellinae Price, 1929 (identification resource)
Coeuritrema Mehra, 1933 (identification resource)
Coeuritrema indicus (Thapar, 1933) Mehra, 1934 accepted as Hapalorhynchus indicus (Thapar, 1933) Price, 1934 (redescription)
Coeuritrema lyssimus Mehra, 1933 (redescription)
Coeuritrema odhnerense Mehra, 1933 accepted as Hapalorhynchus odhnerensis (Mehra, 1933) Byrd, 1939 accepted as Platt odhnerensis (Mehra, 1933) Roberts & Bullard in Roberts, Arias, Halanych, Dang & Bullard, 2018 (redescription)
Dendritobilharzia Skrjabin & Zakharov, 1920 (identification resource)
Dendritobilharzia anatinarum Cheatum, 1941 accepted as Dendritobilharzia pulverulenta (Braun, 1901) Skrjabin, 1924 (redescription)
Dendritobilharzia pulverulenta (Braun, 1901) Skrjabin, 1924 (redescription)
Dendritobilharziinae Mehra, 1940 accepted as Gigantobilharziinae Mehra, 1940 (identification resource)
Deontacylix Linton, 1910 (identification resource)
Deontacylix ovalis Linton, 1910 (redescription)
Diarmostorchis Ejsmont, 1927 accepted as Spirorchis MacCallum, 1919 (identification resource)
Diarmostorchis blandingi (MacCallum, 1926) Ejsmont.1927 accepted as Spirorchis blandingi MacCallum, 1926 (redescription)
Enterohaematotrema Mehra, 1940 (identification resource)
Enterohaematotrema palaeorticum Mehra, 1940 (redescription)
Gigantobilharzia Odhner, 1910 (identification resource)
Gigantobilharzia acotylea Odhner, 1910 (redescription)
Gigantobilharzia lawayi Brackett, 1942 (redescription)
Gigantobilharzia monocotylea Szidat, 1930 (redescription)
Gigantobilharziinae Mehra, 1940 (identification resource)
Hapalorhynchus Stunkard, 1922 (identification resource)
Hapalorhynchus yoshidai Ozaki, 1939 accepted as Platt yoshidai (Ozaki, 1939) Roberts & Bullard in Roberts, Arias, Halanych, Dang & Bullard, 2018 (redescription)
Hapalotrema Looss, 1899 (identification resource)
Hapalotrema loossi Price, 1934 accepted as Hapalotrema mistroides (Monticelli, 1896) Stiles & Hassall, 1908 (redescription)
Hapalotrema mistroides (Monticelli, 1896) Stiles & Hassall, 1908 (redescription)
Hapalotrema synorchis Luhman, 1935 (redescription)
Hemiorchis bengalensis Mehra, 1940 accepted as Plasmiorchis bengalensis (Mehra, 1940) Yamaguti, 1958 (redescription)
Hemiorchis hardelli (Mehra, 1934) Mehra, 1940 accepted as Plasmiorchis hardelli Mehra, 1934 (redescription)
Learedius Price, 1934 (identification resource)
Learedius learedi Price, 1934 (redescription)
Learedius orientalis Mehra, 1939 (redescription)
Microbilharzia Price, 1929 accepted as Austrobilharzia Johnston, 1917 (identification resource)
Monticellius Mehra, 1939 (identification resource)
Monticellius indicum Mehra, 1939 accepted as Monticellius indicus Mehra, 1939 (redescription)
Monticellius similis (Price, 1934) Mehra, 1939 (redescription)
Neospirorchinae Skrjabin, 1951 accepted as Unicaecidae Mehra, 1934 (original description)
Neospirorchis Price, 1934 (identification resource)
Neospirorchis schistosomatoides Price, 1934 (redescription)
Nettium crecca accepted as Anas crecca Linnaeus, 1758 (basis of record)
Nyroca leucophthalma accepted as Aythya nyroca (Güldenstädt, 1770) (basis of record)
Ornithobilharzia Odhner, 1912 (identification resource)
Ornithobilharzia canaliculata (Rudolphi, 1819) Odhner, 1912 (redescription)
Ornithobilharzia intermedia Odhner, 1912 accepted as Ornithobilharzia canaliculata (Rudolphi, 1819) Odhner, 1912 (redescription)
Ornithobilharzia kowalewskii (Parona & Ariola, 1896) accepted as Ornithobilharzia canaliculata (Rudolphi, 1819) Odhner, 1912 (redescription)
Ornithobilharzia lari McLeod, 1937 (redescription)
Ornithobilharzia odhneri Faust, 1924 accepted as Austrobilharzia odhneri (Faust, 1924) Farley, 1971 (redescription)
Paradeontacylix McIntosh, 1934 (identification resource)
Paradeontacylix odhneri (Layman, 1930) McIntosh, 1934 (redescription)
Paradeontacylix sanguinicoloides McIntosh, 1934 (redescription)
Plasmiorchis Mehra, 1934 (identification resource)
Plasmiorchis obscurum Mehra, 1934 accepted as Plasmiorchis hardelli Mehra, 1934 (redescription)
Plasmiorchis orientalis Mehra, 1934 (redescription)
Plasmiorchis pellucidus Mehra, 1934 (redescription)
Plasmiorchis sanguineus (Sinha, 1934) Mehra, 1939 (additional source)
Plehniella Szidat, 1951 (identification resource)
Plehniella coelomicola Szidat, 1951 (redescription)
Psettarium Goto & Ozaki, 1930 (identification resource)
Psettarium cardiocolum Manter, 1947 accepted as Cardicola cardiocolus (Manter, 1947) Short, 1953 (redescription)
Psettarium japonicum (Goto & Ozaki, 1929) Goto & Ozaki, 1930 (redescription)
Psettarium tropicum Manter, 1940 (redescription)
Sanguinicola Plehn, 1905 (identification resource)
Sanguinicola argentinensis Szidat, 1951 (redescription)
Sanguinicola armata Plehn, 1905 accepted as Sanguinicola armatus Plehn, 1905 (redescription)
Sanguinicola chalmersi Odhner, 1924 (redescription)
Sanguinicola huronis Fischthal, 1949 (redescription)
Sanguinicola inermis Plehn, 1905 (redescription)
Sanguinicola intermedia Ejsmont, 1926 accepted as Sanguinicola intermedius Ejsmont, 1926 (redescription)
Sanguinicola occidentalis van Cleave & Mueller, 1932 accepted as Pseudosanguinicola occidentalis (Van Cleave and Mueller, 1932) Warren & Bullard in Warren, Poddubnaya, Zhokhov, Reyda, Choudhury & Bullard, 2023 (redescription)
Sanguinicola volgensis (Rašín, 1929) McIntosh, 1934 (redescription)
Sanguinicolidae Poche, 1926 (identification resource)
Sanguinicoloidea Skrjabin, 1951 accepted as Schistosomatoidea Stiles & Hassall, 1898 (original description)
Schistosoma Weinland, 1858 (identification resource)
Schistosomatidae Stiles & Hassall, 1898 (identification resource)
Schistosomatinae Stiles & Hasssall, 1898 (identification resource)
Spirhapalum Ejsmont, 1927 (identification resource)
Spirhapalum polesianum Ejsmont, 1927 (redescription)
Spirorchidae Stunkard, 1921 accepted as Spirorchiidae Stunkard, 1921 (identification resource)
Spirorchis MacCallum, 1919 (identification resource)
Spirorchis artericola (Ward, 1921) Stunkard, 1923 (redescription)
Spirorchis elegans Stunkard, 1923 (redescription)
Spirorchis elephantis (Cort, 1918) Wall, 1941 (redescription)
Spirorchis haematobium (Stunkard, 1922) Price, 1934 (redescription)
Spirorchis innominatus Ward, 1921 (redescription)
Spirorchis parvus (Stunkard, 1923) Price, 1934 (redescription)
Spirorchis picta Stunkard, 1923 (redescription)
Spirorchis scripta Stunkard, 1923 (redescription)
Sterna galericulata (basis of record)
Trichobilharzia Skrjabin & Zakharow, 1920 (identification resource)
Trichobilharzia ocellata (La Valette St. George, 1855) Brumpt, 1931 (redescription)

Barents Sea for Aporocotyle simplex Odhner, 1900 
Brazil for Ornithobilharzia canaliculata (Rudolphi, 1819) Odhner, 1912 
Canada for Ornithobilharzia lari McLeod, 1937 
Canada for Trichobilharzia physellae (Talbot, 1936) McMullen & Beaver, 1945 
China for Ornithobilharzia odhneri Faust, 1924 
Egyptian Exclusive Economic Zone for Hapalotrema loossi Price, 1934 
England for Gigantobilharzia acotylea Odhner, 1910 
Floridian for Hapalotrema synorchis Luhman, 1935 
Floridian for Psettarium cardiocolum Manter, 1947 
France for Trichobilharzia ocellata (La Valette St. George, 1855) Brumpt, 1931 
Germany for Bilharziella polonica (Kowalewski, 1895) Looss, 1899 
Germany for Gigantobilharzia monocotylea Szidat, 1930 
India for Coeuritrema indicus (Thapar, 1933) Mehra, 1934 
India for Coeuritrema lyssimus Mehra, 1933 
India for Coeuritrema odhnerense Mehra, 1933 
India for Enterohaematotrema palaeorticum Mehra, 1940 
India for Hemiorchis bengalensis Mehra, 1940 
India for Hemiorchis hardelli (Mehra, 1934) Mehra, 1940 
India for Plasmiorchis obscurum Mehra, 1934 
India for Plasmiorchis orientalis Mehra, 1934 
India for Plasmiorchis pellucidus Mehra, 1934 
Indian Exclusive Economic Zone for Learedius orientalis Mehra, 1939 
Indian Exclusive Economic Zone for Monticellius indicum Mehra, 1939 
Italy for Bilharziella polonica (Kowalewski, 1895) Looss, 1899 
Italy for Ornithobilharzia kowalewskii (Parona & Ariola, 1896) 
Japan for Hapalorhynchus yoshidai Ozaki, 1939 
Japanese Exclusive Economic Zone for Amphiorchis lateralis Oguro, 1938 
Japanese Exclusive Economic Zone for Psettarium japonicum (Goto & Ozaki, 1929) Goto & Ozaki, 1930 
New South Wales for Austrobilharzia terrigalensis Johnston, 1917 
New York for Dendritobilharzia anatinarum Cheatum, 1941 
New York for Sanguinicola occidentalis van Cleave & Mueller, 1932 
North America for Bilharziella polonica (Kowalewski, 1895) Looss, 1899 
North America for Vasotrema amydae (Stunkard, 1926) Stunkard, 1928 
North America for Vasotrema attenuatum Stunkard, 1928 
North America for Vasotrema robustum Stunkard, 1928 
Norwegian Exclusive Economic Zone for Aporocotyle simplex Odhner, 1900 
Oregon, Washington, Vancouver Coast and Shelf for Amphiorchis amphiorchis Price, 1934 
Palaearctic for Sanguinicola armata Plehn, 1905 
Palaearctic for Sanguinicola inermis Plehn, 1905 
Palestine for Aspidogaster enneatus Eckmann, 1932 
Peter the Great Bay for Paradeontacylix odhneri (Layman, 1930) McIntosh, 1934 
Poland for Bilharziella polonica (Kowalewski, 1895) Looss, 1899 
Poland for Sanguinicola intermedia Ejsmont, 1926 
Poland for Spirhapalum polesianum Ejsmont, 1927 
South America for Plehniella coelomicola Szidat, 1951 
South America for Sanguinicola argentinensis Szidat, 1951 
South European Russia for Sanguinicola volgensis (Rašín, 1929) McIntosh, 1934 
Soviet Union for Bilharziella polonica (Kowalewski, 1895) Looss, 1899 
Soviet Union for Dendritobilharzia pulverulenta (Braun, 1901) Skrjabin, 1924 
Soviet Union for Sanguinicola intermedia Ejsmont, 1926 
Soviet Union for Trichobilharzia ocellata (La Valette St. George, 1855) Brumpt, 1931 
Sudan for Dendritobilharzia pulverulenta (Braun, 1901) Skrjabin, 1924 
Sudan for Sanguinicola chalmersi Odhner, 1924 
Sweden for Gigantobilharzia acotylea Odhner, 1910 
Sweden for Ornithobilharzia intermedia Odhner, 1912 
United States for Gigantobilharzia lawayi Brackett, 1942 
United States for Spirorchis elegans Stunkard, 1923 
United States Exclusive Economic Zone for Deontacylix ovalis Linton, 1910 
United States Exclusive Economic Zone for Learedius learedi Price, 1934 
United States Exclusive Economic Zone for Monticellius similis (Price, 1934) Mehra, 1939 
United States Exclusive Economic Zone for Neospirorchis schistosomatoides Price, 1934 
United States Exclusive Economic Zone for Paradeontacylix sanguinicoloides McIntosh, 1934 
USA for Diarmostorchis blandingi (MacCallum, 1926) Ejsmont.1927 
USA for Sanguinicola huronis Fischthal, 1949 
USA for Spirorchis artericola (Ward, 1921) Stunkard, 1923 
USA for Spirorchis elephantis (Cort, 1918) Wall, 1941 
USA for Spirorchis haematobium (Stunkard, 1922) Price, 1934 
USA for Spirorchis innominatus Ward, 1921 
USA for Spirorchis parvus (Stunkard, 1923) Price, 1934 
USA for Spirorchis picta Stunkard, 1923 
USA for Spirorchis scripta Stunkard, 1923 
USA for Unicaecum ruszkowskii Stunkard, 1925