• Adolescaria adipata Sinitsin, 1911
• Adolescaria appendiculata Sinitsin, 1911
• Adolescaria dimorpha Sinitsin, 1911 accepted as Cercaria dimorpha Sinitsin, 1911
• Adolescaria discursata Sinitsin, 1911 accepted as Cercaria discursata Sinitsin, 1911
• Adolescaria hydrobia Sinitsin, 1911
• Adolescaria inconstans Sinitsin, 1911 accepted as Cercaria inconstans Sinitsin, 1911 accepted as Diphterostomum brusinae (Stossich, 1888) Stossich, 1904
• Adolescaria inkermani Sinitsin, 1911 accepted as Cercaria inkermani Sinitsin, 1911
• Adolescaria macropharynx Sinitsin, 1911
• Adolescaria metagastrica Sinitsin, 1911
• Adolescaria perla Sinitzin, 1911 accepted as Parvatrema duboisi (Dollfus, 1923) Bartoli, 1974
• Adolescaria praematura Sinitsin, 1911
• Adolescaria progastrica Sinitsin, 1911
• Adolescaria sagittarius Sinitsin, 1911 accepted as Cercaria saggitarius Sinitsin, 1911
• Adolescaria sanguivora Sinitsin, 1911
• Adolescaria sinuosa Sinitsin, 1911 accepted as Cercaria sinuosa Sinitsin, 1911
• Adolescaria valdeinflata (Stossich, 1883) Sinitsin, 1911 accepted as Stephanostomum valdeinflatum (Stossich, 1883) Linton, 1940
• Adolescaria zostera Sinitsin, 1911 accepted as Cercaria zostera Sinitsin, 1911
• Agamodistomum gobii Stossich, 1898 (uncertain > taxon inquirendum)
• Agamodistomum valdeinflatum (Stossich, 1892) Stossich, 1898 accepted as Stephanostomum valdeinflatum (Stossich, 1883) Linton, 1940
• Amphistoma attenuatum Diesing, 1836 (uncertain > taxon inquirendum)
• Amphistoma collinsii Cobbold, 1875 accepted as Pseudodiscus collinsii (Cobbold, 1875) Sonsino, 1895
• Amphistoma cornu (Zeder, 1800) Rudolphi, 1809 accepted as Monostoma cornu (Zeder, 1800) Rudolphi, 1819 accepted as Apharyngostrigea cornu (Zeder, 1800) Ciurea, 1927
• Amphistoma cornu Diesing, 1839 accepted as Diplodiscus cornu (Diesing, 1839) Dadai, 1906 accepted as Pseudodiplodiscus cornu (Diesing, 1839) Manter, 1962
• Amphistoma cornutum Rudolphi, 1808 accepted as Cotylurus cornutus (Rudolphi, 1809) Szidat, 1928
• Amphistoma crumeniferum Creplin, 1847 accepted as Gastrothylax crumenifer (Creplin, 1847) Poirier, 1883
• Amphistoma cylindricum Diesing, 1836 accepted as Pseudocladorchis cylindricus (Diesing, 1836) Daday, 1907
• Amphistoma denticulatum Rudolphi, 1819 accepted as Uvulifer denticulatus (Rudolphi, 1819) Dubois, 1938
• Amphistoma dolichocotyle Cohn, 1903 accepted as Catadiscus dolichocotyle (Cohn, 1903) Cohn, 1904
• Amphistoma erraticum Rudolphi, 1809 accepted as Cotylurus erraticus (Rudolphi, 1809) Szidat, 1928 accepted as Ichthyocotylurus erraticus (Rudolphi, 1809) Odening, 1969
• Amphistoma fabaceum Diesing, 1838 accepted as Chiorchis fabaceus (Diesing, 1838) Fischoeder, 1901
• Amphistoma falconis_palumbi (Viborg, 1795) Rudolphi, 1809 accepted as Strigea falconis Szidat, 1928
• Amphistoma ferrumequinum Diesing, 1836 accepted as Microrchis ferrumequinum (Diesing, 1836) Daday, 1906 accepted as Pseudocladorchis ferrumequinum (Diesing, 1836) Stunkard, 1925 accepted as Pseudocladorchis ferrumequinus (Diesing, 1836) Stunkard, 1925
• Amphistoma gracile Bellingham, 1844 nec Rudolphi, 1809 accepted as Ichthyocotylurus erraticus (Rudolphi, 1809) Odening, 1969
• Amphistoma gracile Rudolphi, 1819 accepted as Apatemon gracilis (Rudolphi, 1819) Szidat, 1928
• Amphistoma grande Diesing, 1839 accepted as Nematophila grandis (Diesing, 1839) Travassos, 1934
• Amphistoma hawkesii Cobbold, 1875 accepted as Hawkesius hawkesii (Cobbold, 1875) Stiles & Goldberger, 1910
• Amphistoma hominis Lewis & McConnell, 1876 accepted as Gastrodiscoides hominis (Lewis & McConnell, 1876) Leiper, 1913
• Amphistoma longicolle Rudolphi, 1819 accepted as Cardiocephalus longicollis (Rudolphi, 1819) Szidat, 1928 accepted as Cardiocephaloides longicollis (Rudolphi, 1819) Dubois, 1978
• Amphistoma lunatum Diesing, 1836 accepted as Zygocotyle lunata (Diesing, 1836) Stunkard, 1916 accepted as Wardius lunatus (Diesing, 1836) Achatz, Cleveland, Orlofske, Jadin, Block, Belden, Pinto & Tkach, 2025
• Amphistoma megacotyle Diesing, 1836 accepted as Microrchis megacotyle (Diesing, 1836) Daday, 1907
• Amphistoma mutabile (Zeder, 1800) accepted as Cyclocoelum mutabile (Zeder, 1800) Brandes, 1892
• Amphistoma ornatum Cobbold, 1882 accepted as Hawkesius hawkesii (Cobbold, 1875) Stiles & Goldberger, 1910
• Amphistoma oxycephalum Diesing, 1836 accepted as Dadayia oxycephala (Diesing, 1836) Travassos, 1922 accepted as Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932
• Amphistoma pileatum (Rudolphi, 1802) Rudolphi, 1819; accepted as Holostomum pileatum (Rudolphi, 1802) Blainville, 1828 accepted as Cotylurus pileatus (Rudolphi, 1802) Dubois, 1937 accepted as Ichthyocotylurus pileatus (Rudolphi, 1802) Odening, 1969
• Amphistoma platycephalum Creplin, 1825 accepted as Holostomum platycephalum (Creplin, 1825) Siebold, 1836 accepted as Cotylurus platycephalus (Creplin, 1825) Szidat, 1928 accepted as Ichthyocotylurus platycephalus (Creplin, 1825) Odening, 1969
• Amphistoma scleroporum Creplin, 1844 accepted as Schizamphistomum scleroporum (Creplin, 1844) Looss, 1912
• Amphistoma sphaerocephalum Westrumb, 1823 accepted as Strigea sphaerocephala (Westrumb, 1823) Skrjabin, 1923
• Amphistoma sphaerula Rudolphi, 1819 accepted as Strigea sphaerula (Rudolphi, 1803) Mathias, 1925
• Amphistoma stanleyi Cobbold, 1875 accepted as Pseudodiscus stanleyi (Cobbold, 1875) Stiles & Goldberger, 1910 accepted as Pseudodiscus collinsii (Cobbold, 1875) Sonsino, 1895
• Amphistoma striatum Rudolphi, 1809 accepted as Strigea falconis Szidat, 1928
• Amphistoma tenuicolle Westrumb, 1823 accepted as Parastrigea tenuicollis (Westrumb, 1923) Dubois, 1966
• Amphistoma truncatum Rudolphi, 1819 accepted as Distoma truncatum (Rduolphi, 1819) accepted as Pseudamphistomum truncatum (Rudolphi, 1819) Lühe, 1908
• Amphistoma unguiculatum Rudolphi, 1819 accepted as Diplodiscus subclavatus (Goeze, 1782) Diesing, 1836
• Amphistoma urnigerum Rudolphi, 1819 accepted as Codonocephalus urniger (Rudolphi, 1819) Lühe, 1909
• Amphistoma vallei (Stossich, 1899) accepted as Lophotaspis vallei (Stossich, 1899) Looss, 1902
• Amphistoma variegatum Creplin, 1825 accepted as Holostomum variegatum (Creplin, 1825) Dujardin, 1845 accepted as Strigea variegata (Creplin, 1825) Lühe, 1909 accepted as Cotylurus variegatus (Creplin, 1825) Szidat, 1928 accepted as Ichthyocotylurus variegatus (Creplin, 1825) Odening, 1969
• Amphistomum asperum Diesing, 1838 accepted as Cladorchis asper (Diesing, 1838) Fischoeder 1901
• Amphistomum bicaudatum Poirier, 1909 accepted as Brumptia bicaudatum (Poirier, 1909) Stunkard, 1926
• Amphistomum bothriophoron Braun, 1892 accepted as Paramphistomum bothriophoron (Braun, 1892) Fischoeder 1901
• Amphistomum denticulatum Rudolphi, 1819 accepted as Crassiphiala denticulata (Rudolphi, 1819)
• Amphistomum explanatum Creplin, 1847 accepted as Explanatum explanatum (Creplin, 1847) Fukui, 1929
• Amphistomum giganteum Diesing, 1836 accepted as Stichorchis giganteus (Diesing, 1836) Travassos, 1922
• Amphistomum gigantocotyle Brandes in Otto, 1896 accepted as Gigantocotyle gigantocotyle (Brandes in Otto, 1896) Näsmark, 1937
• Amphistomum papillatum Cobbold, 1882 accepted as Pfenderius papillatus (Cobbold, 1882) Stiles & Goldberger, 1910
• Amphistomum pyriforme Diesing, 1838 accepted as Cladorchis pyriformis (Diesing, 1838) Fischoeder 1901
• Amphistomum spinulosum Looss, 1901 accepted as Schizamphistomoides spinulosus (Looss, 1901) Stunkard, 1925
• Amphistomum tuberculatum Cobbold, 1875 accepted as Paramphistomum tuberculatum (Cobbold, 1875) Gedoelst 1911
• Amphistomum watsoni Conyngham, 1904 accepted as Watsonius watsoni (Conyngham, 1904) Stiles & Goldberger, 1910
• Cercaria aalbui Brooks, 1943
• Cercaria abyssicola Wesenberg-Lund, 1934
• Cercaria acerca Biehringer, 1885
• Cercaria aculeata Ercolani, 1881
• Cercaria adiposa Lutta, 1934
• Cercaria adranocerca Stunkard & Uzmann, 1959
• Cercaria affinis Wesenberg-Lund, 1934
• Cercaria agilis Filippi, 1857
• Cercaria alba Ercolani, 1881
• Cercaria alia Zdun, 1961
• Cercaria ampelis Rothschild, 1935
• Cercaria amphipleura Chubrik, 1966
• Cercaria anadarae Wardle, 1975
• Cercaria andhraensis Ganapati & Rao, 1968
• Cercaria andoi Faust, 1924
• Cercaria apalachiensis Holliman, 1961
• Cercaria appendiculata Pelseneer, 1906 accepted as Derogenes varicus (Müller, 1784) Looss, 1901
• Cercaria aquatica Bidulina in Zdun, 1961
• Cercaria argenti Brooks, 1943
• Cercaria armata Tang, 1990 nec Siebold, 1837 (uncertain > taxon inquirendum)
• Cercaria armata von Siebold, 1837
• Cercaria asymmetrica Holliman, 1961
• Cercaria auriculariae Zdun, 1961
• Cercaria balani Lebour, 1908 accepted as Maritrema gratiosum Nicoll, 1907
• Cercaria baltica Markowski, 1936
• Cercaria bdellocystis (Lutz, 1921) Miller, 1926 accepted as Australapatemon bdellocystis (Lutz, 1921) Dubois, 1970
• Cercaria beaveri Pandey & Agrawal, 1977
• Cercaria bengalensis II of Gnana Mani & Rao (1963) (unaccepted > unavailable name)
• Cercaria bengalensis III of Gnana Mani & Rao (1963) (unaccepted > unavailable name)
• Cercaria bengalensis Madhavi & Rao, 1969
• Cercaria bengalensis VI of Gnana Mani (1994) (unaccepted > unavailable name)
• Cercaria bengalensis VII of Gnana Mani (1994) (unaccepted > unavailable name)