Accacladocoelium macrocotyle (Diesing, 1858) Robinson, 1934 (additional source)
Accacladocoelium petasiporum Odhner, 1928 (additional source)
Accacoelium contortum (Rudolphi, 1819) Looss, 1899 (additional source)
Allopodocotyle pedicellata (Stossich, 1887) Pritchard, 1966 (additional source)
Anisocladium fallax (Rudolphi, 1819) Looss, 1902 (additional source)
Anisocladium gracile (Looss, 1901) Vlasenko, 1931 (additional source)
Anisocoelium capitellatum (Rudolphi, 1819) Lühe, 1900 (additional source)
Anoiktostoma coronarium (Cobbold, 1861) Stossich, 1899 accepted as Acanthostomum coronarium (Cobbold, 1861) Looss, 1899 accepted as Proctocaecum coronarium (Cobbold, 1861) Baugh, 1957 (additional source)
Aphallus tubarium (Rudolphi, 1819) Poche, 1926 (additional source)
Aphanurus stossichii (Monticelli, 1891) Looss, 1907 (additional source)
Aponurus laguncula Looss, 1907 (additional source)
Arnola microcirrus (Vlasenko, 1931) Yamaguti, 1958 (additional source)
Asymphylodora markewitschi Kulakowskaja, 1947 accepted as Parasymphylodora markewitschi (Kulakowskaja, 1947) (additional source)
Bacciger bacciger (Rudolphi, 1819) Nicoll, 1914 (additional source)
Bacciger israelensis Fischthal, 1980 (additional source)
Bathycreadium elongata (Maillard, 1970) Bray, 1973 accepted as Bathycreadium elongatum (Maillard, 1970) Bray, 1973 (additional source)
Brachyphallus crenatus (Rudolphi, 1802) Odhner, 1905 (additional source)
Bucephalus anguillae Spakulova, Macko, Berrilli & Dezfuli, 2002 (additional source)
Bucephalus minimus (Stossich, 1887) Nicoll, 1914 (additional source)
Cainocreadium labracis (Dujardin, 1845) Nicoll, 1909 (additional source)
Cardicola forsteri Cribb, Daintith & Munday, 2000 (additional source)
Centroderma spinosissima (Stossich, 1883) Lühe, 1901 (additional source)
Crepidostomum farionis (Müller, 1780) Lühe, 1909 (additional source)
Derogenes adriaticus Nikolaeva, 1966 (additional source)
Derogenes affinis (Rudolphi, 1819) Lühe, 1901 (additional source)
Derogenes latus Janiszewska, 1953 (additional source)
Derogenes minor Looss, 1901 (additional source)
Derogenes ruber Lühe, 1900 (additional source)
Derogenes varicus (Müller, 1784) Looss, 1901 (additional source)
Deropristis hispida (Abildgaard in Rudolphi, 1819) Odhner, 1902 (additional source)
Deropristis inflata (Molin, 1859) Odhner, 1902 (additional source)
Dicrogaster contractus Looss, 1902 accepted as Dicrogaster contracta Looss, 1902 (additional source)
Dicrogaster perpusilla Looss, 1902 (additional source)
Didymocylindrus filiformis Ishii, 1935 (additional source)
Didymocystis abdominalis Yamaguti, 1938 (additional source)
Didymocystis bifasciata (Yamaguti, 1970) Podznyakov, 1990 (additional source)
Didymocystis oesophagicola (Yamaguti, 1970) Podznyakov, 1990 (additional source)
Didymocystis pectoralis (Yamaguti, 1970) Podznyakov, 1990 (additional source)
Didymocystis pinnicola (Yamaguti, 1970) Podznyakov, 1990 (additional source)
Didymocystis semiglobularis Ishii, 1935 (additional source)
Didymocystis thynni (Taschenberg, 1879) Dollfus, 1926 (additional source)
Didymosulcus irregularis (Yamaguti, 1970) Pozdnyakov, 1990 (additional source)
Didymosulcus katsuwonicola (Okada, 1926) Pozdnyakov, 1990 (additional source)
Didymosulcus palati (Yamaguti, 1970) Pozdnyakov, 1990 (additional source)
Didymosulcus spirocauda (Yamaguti, 1970) Pozdnyakov, 1990 (additional source)
Didymosulcus wedli (Ariola, 1902) (additional source)
Didymozoon longicolle Ishii, 1935 (additional source)
Didymozoon pretiosus Ariola, 1902 (additional source)
Didymozoon taenioides Monticelli, 1888 accepted as Didymozoon molae (Rudolphi, 1819) Dollfus, 1946 (additional source)
Dihemistephanus lydiae (Stossich, 1896) Looss, 1901 (additional source)
Diphterostomum betencourti (Monticelli, 1893) Odhner, 1911 (additional source)
Diphterostomum brusinae (Stossich, 1888) Stossich, 1904 (additional source)
Dolichoenterum longissimum Ozaki, 1924 (additional source)
Ectenurus lepidus Looss, 1907 (additional source)
Elstia stossichianum (Monticelli, 1892) Bray, 1984 (additional source)
Haploporus benedeni (Stossich, 1887) Looss, 1902 accepted as Haploporus benedenii (Stossich, 1887) Looss, 1902 (additional source)
Haplosplanchnus pachysomus (Eysenhardt, 1829) Looss, 1902 accepted as Haplosplanchnus pachysoma (Eysenhardt, 1829) Looss, 1902 (additional source)
Helicometra fasciata (Rudolphi, 1819) Odhner, 1902 (additional source)
Hemiurus appendiculatus (Rudolphi, 1802) Looss, 1899 (additional source)
Hemiurus communis Odhner, 1905 (additional source)
Hemiurus luehei Odhner, 1905 (additional source)
Holorchis micracanthum (Stossich, 1889) Orecchia & Paggi, 1974 (additional source)
Holorchis pycnoporus Stossich, 1901 (additional source)
Ichthyocotylurus pileatus (Rudolphi, 1802) Odening, 1969 (additional source)
Kenmackenzia gigas (Nardo, 1827) Gibson, 1983 (additional source)
Koellikerioides apicalis Yamaguti, 1970 (additional source)
Koellikerioides internogastricus Yamaguti, 1970 (additional source)
Koellikerioides intestinalis Yamaguti, 1970 (additional source)
Lasiotocus mulli (Stossich, 1883) Odhner, 1911 (additional source)
Lecithaster atherinae Orecchia, Paggi & Radujkovic, 1988 (additional source)
Lecithaster confusus Odhner, 1905 (additional source)
Lecithaster gibbosus (Rudolphi, 1802) Lühe, 1901 (additional source)
Lecithaster stellatus Looss, 1907 (additional source)
Lecithobotrys putrescens Looss, 1902 (additional source)
Lecithochirium conviva Lühe, 1901 (additional source)
Lecithochirium grandiporum (Rudolphi, 1819) Lühe, 1901 (additional source)
Lecithochirium musculus (Looss, 1907) Nasir & Diaz, 1971 (additional source)
Lecithochirium physcon Lühe, 1901 (additional source)
Lecithochirium rufoviride (Rudolphi, 1819) Lühe, 1901 (additional source)
Lecithocladium cristatum (Rudolphi, 1819) Looss, 1907 (additional source)
Lecithocladium excisum (Rudolphi, 1819) Lühe, 1901 (additional source)
Lecithostaphylus retroflexus (Molin, 1859) Odhner, 1911 (additional source)
Lepidapedon elongatum (Lebour, 1908) Nicoll, 1910 (additional source)
Lepidauchen stenostoma Nicoll, 1913 (additional source)
Lepocreadium album (Stossich, 1890) Stossich, 1904 (additional source)
Lepocreadium pegorchis (Stossich, 1901) Stossich, 1904 (additional source)
Lintonium vibex (Linton, 1900) Stunkard & Nigrelli, 1930 (additional source)
Lomasoma wardi (Manter, 1934) Manter, 1935 (additional source)
Macvicaria alacris (Looss, 1901) Gibson & Bray, 1982 (additional source)
Macvicaria crassigula (Linton, 1910) Bartoli, Bray & Gibson, 1989 (additional source)
Macvicaria dubia (Stossich, 1905) Bartoli, Bray & Gibson, 1989 (additional source)
Macvicaria maillardi Bartoli, Bray & Gibson, 1989 (additional source)
Macvicaria mormyri (Stossich, 1885) Bartoli, Gibson & Bray, 1993 (additional source)
Macvicaria obovata (Molin, 1859) Bartoli, Bray & Gibson, 1989 (additional source)
Macvicaria soleae (Dujardin, 1845) Gibson & Bray, 1982 (additional source)
Mesometra brachycoelia Lühe, 1901 (additional source)
Mesometra orbicularis (Rudolphi, 1819) Lühe, 1901 (additional source)
Metadena depressa (Stossich, 1883) Janiszewska, 1953 (additional source)
Metadena pauli (Vlasenko, 1931) Yamaguti, 1958 (additional source)
Monascus filiformis (Rudolphi, 1819) Looss, 1907 (additional source)