Acanthostomum imbutiforme (Molin, 1859) Gohar, 1934 accepted as Timoniella imbutiforme (Molin, 1859) Brooks, 1980 accepted as Timoniella imbutiformis (Molin, 1859) Brooks, 1980 (redescription)
Accacladium Odhner, 1928 (taxonomy source)
Accacladocoelium alveolatum Robinson, 1934 (redescription)
Accacladocoelium macrocotyle (Diesing, 1858) Robinson, 1934 (additional source)
Accacladocoelium nigroflavum (Rudolphi, 1819) Robinson, 1934 (additional source)
Accacladocoelium petasiporum Odhner, 1928 (redescription)
Accacoeliidae Odhner, 1911 (taxonomy source)
Accacoelium Monticelli, 1893 (taxonomy source)
Allocreadium isoporum (Looss, 1894) Looss, 1902 (redescription)
Ancylocoelium typicum Nicoll, 1912 (redescription)
Aphanurus stossichii (Monticelli, 1891) Looss, 1907 (redescription)
Aponurus Looss, 1907 (additional source)
Aporocotyle simplex Odhner, 1900 (redescription)
Asymphylodora demeli Markowski, 1935 (redescription)
Asymphylodora tincae (Modeer, 1790) Lühe, 1909 (redescription)
Azygia lucii (Müller, 1776) Lühe, 1909 (redescription)
Bacciger bacciger (Rudolphi, 1819) Nicoll, 1914 (redescription)
Brachyphallus crenatus (Rudolphi, 1802) Odhner, 1905 (redescription)
Bucephalopsis gracilescens (Rudolphi, 1819) Nicoll, 1914 accepted as Prosorhynchoides gracilescens (Rudolphi, 1819) Stunkard, 1976 (redescription)
Bucephalus polymorphus von Baer, 1827 (redescription)
Bunodera luciopercae (Müller, 1776) Lühe, 1909 (redescription)
Cainocreadium labracis (Dujardin, 1845) Nicoll, 1909 (redescription)
Crepidostomum farionis (Müller, 1780) Lühe, 1909 (redescription)
Derogenes varicus (Müller, 1784) Looss, 1901 (redescription)
Derogenoides ovacutus Nicoll, 1913 (redescription)
Deropristis hispida (Abildgaard in Rudolphi, 1819) Odhner, 1902 (redescription)
Deropristis inflata (Molin, 1859) Odhner, 1902 (redescription)
Dicrogaster Looss, 1902 (additional source)
Didymocystis Ariola, 1902 (additional source)
Didymozoon faciale Baylis, 1938 accepted as Didymodiclinus facialis (Baylis, 1938) Pozdnyakov, 1996 (redescription)
Didymozoon scombri Taschenberg, 1879 accepted as Nematobothrium scombri (Taschenberg, 1879) Ishii, 1935 (redescription)
Dihemistephanus lydiae (Stossich, 1896) Looss, 1901 (redescription)
Dihemistephanus sturionis Little, 1930 accepted as Pristicola sturionis (Little, 1930) Cable, 1952 (redescription)
Dinurus tornatus (Rudolphi, 1819) Looss, 1907 (redescription)
Diphterostomum betencourti (Monticelli, 1893) Odhner, 1911 (additional source)
Diphterostomum brusinae (Stossich, 1888) Stossich, 1904 (redescription)
Distoma miescheri Zschokke, 1890 accepted as Lampritrema miescheri (Zschokke, 1890) Margolis, 1962 (redescription)
Ectenurus lepidus Looss, 1907 (redescription)
Fellodistomum fellis (Olsson, 1868) Nicoll, 1909 (redescription)
Haplocladus filiformis (Rudolphi, 1819) Odhner, 1911 accepted as Monascus filiformis (Rudolphi, 1819) Looss, 1907 (additional source)
Haplocladus minor Odhner, 1911 accepted as Monascus filiformis (Rudolphi, 1819) Looss, 1907 (additional source)
Haplocladus typicus Odhner, 1911 accepted as Monascus filiformis (Rudolphi, 1819) Looss, 1907 (additional source)
Haploporidae Nicoll, 1914 (taxonomy source)
Haploporus benedenii (Stossich, 1887) Looss, 1902 (redescription)
Haplosplanchnus pachysoma (Eysenhardt, 1829) Looss, 1902 (redescription)
Helicometra fasciata (Rudolphi, 1819) Odhner, 1902 (redescription)
Helicometra pulchella (Rudolphi, 1819) Odhner, 1902 (redescription)
Hemipera ovocaudata Nicoll, 1913 (redescription)
Hemipera sharpei Jones, 1933 (redescription)
Hemiurus appendiculatus (Rudolphi, 1802) Looss, 1899 (redescription)
Hemiurus communis Odhner, 1905 (redescription)
Hemiurus levinseni Odhner, 1905 (redescription)
Hemiurus ocreatus (Rudolphi, 1802) Odhner, 1911 accepted as Hemiurus luehei Odhner, 1905 (redescription)
Hemiurus rugosus Looss, 1907 accepted as Hemiurus luehei Odhner, 1905 (redescription)
Koellikeria filicollis (Rudolphi, 1819) Cobbold, 1860 (additional source)
Lecithaster confusus Odhner, 1905 (redescription)
Lecithaster gibbosus (Rudolphi, 1802) Lühe, 1901 (redescription)
Lecithobotrys Looss, 1902 (additional source)
Lecithochirium furcolabiatum (Jones, 1933) Dawes, 1947 (new combination reference)
Lecithochirium furcolabiatum (Jones, 1933) Dawes, 1947 (redescription)
Lecithochirium gravidum Looss, 1907 accepted as Lecithochirium rufoviride (Rudolphi, 1819) Lühe, 1901 (redescription)
Lecithochirium rufoviride (Rudolphi, 1819) Lühe, 1901 (redescription)
Lecithocladium excisum (Rudolphi, 1819) Lühe, 1901 (redescription)
Lecithophyllum botryophoron (Olsson, 1868) Odhner, 1905 (redescription)
Lecithostaphylinae Odhner, 1911 (additional source)
Lepidapedon elongatum (Lebour, 1908) Nicoll, 1910 (redescription)
Lepidapedon rachion (Cobbold, 1858) Stafford, 1904 (redescription)
Lepidauchen stenostoma Nicoll, 1913 (redescription)
Mesometra Lühe, 1901 (additional source)
Mneiodhneria Dollfus, 1935 accepted as Odhnerium Yamaguti, 1934 (additional source)
Monorcheides Odhner, 1905 (additional source)
Monorchis monorchis (Stossich, 1890) Looss, 1902 (redescription)
Nematobothrium molae Maclaren, 1904 (redescription)
Neophasis lageniformis (Lebour, 1910) Miller, 1941 accepted as Neophasis anarrhichae (Nicoll, 1909) Bray, 1987 (redescription)
Opechona bacillaris (Molin, 1859) Dollfus, 1927 (redescription)
Opechona retractilis (Lebour, 1908) Yamaguti, 1954 accepted as Opechona bacillaris (Molin, 1859) Dollfus, 1927 (redescription)
Orophocotyle Looss, 1902 (taxonomy source)
Orophocotyle divergens Looss, 1902 (redescription)
Orophocotyle planci (Stossich, 1899) Looss, 1902 (redescription)
Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (redescription)
Ovotrema Pigulewsky, 1938 accepted as Bacciger Nicoll, 1914 (additional source)
Peracreadium commune (Olsson, 1868) Nicoll, 1909 (redescription)
Peracreadium genu (Rudolphi, 1819) Nicoll, 1909 (redescription)
Phyllodistomum folium (Olfers, 1816) Braun, 1899 (redescription)
Plagioporus alacris (Looss, 1901) Price, 1934 accepted as Macvicaria alacris (Looss, 1901) Gibson & Bray, 1982 (redescription)
Plagioporus idoneus (Nicoll, 1909) Price, 1934 accepted as Peracreadium idoneum (Nicoll, 1909) Gibson & Bray, 1982 (redescription)
Plagioporus varius (Nicoll, 1910) Price, 1934 accepted as Macvicaria soleae (Dujardin, 1845) Gibson & Bray, 1982 (redescription)
Podocotyle atherinae Nicoll, 1914 (redescription)
Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 (redescription)
Podocotyle syngnathi Nicoll, 1913 (redescription)
Probolitrema Looss, 1902 (additional source)
Proctoeces maculatus (Looss, 1901) Odhner, 1911 (redescription)
Proctotrema bacilliovatum Odhner, 1911 (redescription)
Prosorhynchus crucibulum (Rudolphi, 1819) Odhner, 1905 (redescription)
Ptychogonimus megastoma (Rudolphi, 1819) Lühe, 1900 accepted as Ptychogonimus megastomum (Rudolphi, 1819) Lühe, 1900 (redescription)
Rhipidocotyle galeata (Rudolphi, 1819) Eckmann, 1932 (redescription)
Rhodotrema ovacutum (Lebour, 1908) Odhner, 1911 accepted as Stenakron ovacutus (Lebour, 1908) Strelkov, 1960 accepted as Steringotrema ovacutum (Lebour, 1908) Yamaguti, 1954 (redescription)
Rhynchopharynx Odhner, 1928 (toxicology source)
Saccocoelium obesum Looss, 1902 (redescription)
Sanguinicola inermis Plehn, 1905 (redescription)