Acanthocheilus rotundatus (Rudolphi, 1819) (basis of record)
Agamascaris septentrionalis Kreis, 1952 (basis of record)
Amidostomum acutum (Lundahl, 1848) (basis of record)
Anguillicola crassus Kuwahara, Niimi & Itagaki, 1974 (basis of record)
Anisakis pegreffii Campana-Rouget & Biocca, 1955 (basis of record)
Anisakis physeteris Baylis, 1923 accepted as Skrjabinisakis physeteris (Baylis, 1923) Safonova, Voronova & Vainutis, 2021 (basis of record)
Anisakis schupakovi Mosgovoi, 1951 accepted as Skrjabinisakis schupakovi Mozgovoy, 1951 (basis of record)
Anisakis simplex (Rudolphi, 1809) Dujardin, 1845 (basis of record)
Anisakis simplex_C of Nascetti, Paggi, Orecchia, Smith, Mattiucci & Bullini, 1986 accepted as Anisakis berlandi Mattiucci, Cipriani, Webb, Paoletti, Marcer, Bellisario, Gibson & Nascetti, 2014 (basis of record)
Anisakis typica (Diesing, 1860) Baylis, 1920 (basis of record)
Anisakis ziphidarum Paggi, Nascetti, Webb, Mattiucci, Cianchi & Bullini, 1988 (basis of record)
Ascaris affinis Oerley, 1885 (basis of record)
Ascaris alepocephali Linstow, 1899 (basis of record)
Ascaris appendiculata Stossich, 1897 (basis of record)
Ascaris argentinae Rudolphi, 1819 (basis of record)
Ascaris aspidophori Beneden, 1871 (basis of record)
Ascaris atherinae Rudolphi, 1819 (basis of record)
Ascaris belonesvulgaris Diesing, 1861 (basis of record)
Ascaris boopis Rudolphi, 1819 (basis of record)
Ascaris bramae Beneden, 1871 (basis of record)
Ascaris centrisci Rudolphi, 1819 (basis of record)
Ascaris clupeae Beneden, 1871 (basis of record)
Ascaris cyclopteri Diesing, 1851 (basis of record)
Ascaris cynaedi Rudolphi, 1819 (basis of record)
Ascaris digitata Linstow, 1905 (basis of record)
Ascaris engraulidis Parona, 1894 (basis of record)
Ascaris filariformis Stossich, 1902 (basis of record)
Ascaris gadiminuti Rudolphi, 1819 (basis of record)
Ascaris hippocampi Rudolphi, 1819 (basis of record)
Ascaris hirsuta Beneden, 1871 (basis of record)
Ascaris incrassata Molin, 1858 (basis of record)
Ascaris labrilusci Rudolphi, 1819 (basis of record)
Ascaris linguatulae Rudolphi, 1819 (basis of record)
Ascaris longestriata Stossich, 1902 (basis of record)
Ascaris lyrae Rudolphi, 1819 (basis of record)
Ascaris macrolabium Stossich, 1897 (basis of record)
Ascaris maenae Rudolphi, 1819 (basis of record)
Ascaris microcerca Stossich, 1902 (basis of record)
Ascaris minuta Molin, 1858 (basis of record)
Ascaris molvae Linstow, 1905 (basis of record)
Ascaris mulli Rudolphi, 1819 (basis of record)
Ascaris novaculae Rudolphi, 1819 (basis of record)
Ascaris ophidiibarbati Rudolphi, 1819 (basis of record)
Ascaris ophidiiimberbis Rudolphi, 1819 (basis of record)
Ascaris pachyderma Stossich, 1902 (basis of record)
Ascaris phycis Rudolphi, 1819 (basis of record)
Ascaris prionodora Stossich, 1902 (basis of record)
Ascaris rajae Diesing, 1851 (basis of record)
Ascaris rostrata Stossich, 1897 (basis of record)
Ascaris sauri Rudolphi, 1819 (basis of record)
Ascaris sciaenae Rudolphi, 1819 (basis of record)
Ascaris scombrorum Stossich, 1892 (basis of record)
Ascaris scorpaenae Rudolphi, 1819 (basis of record)
Ascaris scorpaenaecirrhosae Diesing, 1851 (basis of record)
Ascaris sparoidum Diesing, 1851 (basis of record)
Ascaris spicrae Diesing, 1851 (basis of record)
Ascaris stictodora Stossich, 1902 (basis of record)
Ascaris succisa Rudolphi, 1809 (basis of record)
Ascaris tenuissima Zeder, 1800 (basis of record)
Ascaris ungulata Beneden, 1871 (basis of record)
Ascaris uranoscopi Rudolphi, 1819 (basis of record)
Ascaris wedli Stossich, 1896 (basis of record)
Ascarophis arctica Polyansky, 1952 (basis of record)
Ascarophis capelanus Nikolaeva & Naidenova, 1964 (basis of record)
Ascarophis crassicollis Dollfus & Campana-Rouget, 1956 (basis of record)
Ascarophis filiformis Poljansky, 1952 (basis of record)
Ascarophis morrhuae van Beneden, 1871 (basis of record)
Ascarophis mullus Naidenova & Nikolaeva, 1968 (basis of record)
Bulbocephalus pseudupenei Vassiliadès & Diaw, 1978 accepted as Rasheedia pseudupenei (Vassiliadès & Diaw, 1978) Moravec & Justine, 2018 (basis of record)
Camallanus lacustris (Zoega in Müller, 1776) Railliet & Henry, 1915 (basis of record)
Camallanus truncatus (Rudolphi, 1814) Railliet & Henry, 1915 (basis of record)
Capillaria anatis (Schrank, 1790) (basis of record)
Capillaria gracilis (Bellingham, 1840) accepted as Capillaria (Procapillaria) gracilis (Bellingham, 1840) Travassos, 1915 (basis of record)
Capillaria wickinsi Ogden, 1965 accepted as Capillaria (Neocapillaria) wickinsi Ogden, 1965 (basis of record)
Contracaecum filiforme (Stossich, 1904) (basis of record)
Contracaecum mulli (Wedl, 1855) (basis of record)
Contracaecum osculatum (Rudolphi, 1802) Baylis, 1920 (basis of record)
Contracaecum papilligerum (Creplin, 1846) (basis of record)
Contracaecum pedum (Deslongchamps, 1824) (basis of record)
Contracaecum rudolphii Hartwich, 1964 (basis of record)
Contracaecum septentrionale Kreis, 1955 (basis of record)
Cosmocephalus obvelatus (Creplin, 1825) Seurat, 1919 (basis of record)
Crassicauda anthonyi Chabaud, 1962 (basis of record)
Crassicauda boopis Baylis, 1920 (basis of record)
Crassicauda carbonelli Raga & Balbuena, 1990 (basis of record)
Crassicauda grampicola Johnston & Mawson, 1941 (basis of record)
Cristitectus congeri Petter, 1970 (basis of record)
Cucullanus attenuatus (Molin, 1858) Barreto, 1918 (basis of record)
Cucullanus bioccai Orecchia & Paggi, 1987 (basis of record)
Cucullanus campanae Lebre & Petter, 1984 (basis of record)
Cucullanus carbonelli Campos, Carbonell & Rodriquez-Babio, 1993 (basis of record)
Cucullanus cirratus Müller, 1777 (basis of record)
Cucullanus dodsworthi Barreto, 1922 (basis of record)
Cucullanus dogieli Krotas, 1959 (basis of record)
Cucullanus elongatus Smedley, 1933 (basis of record)
Cucullanus gendrei Campana-Rouget, 1957 (basis of record)
Cucullanus heterochrous Rudolphi, 1802 (basis of record)
Cucullanus hians (Dujardin, 1845) Petter, 1974 (basis of record)
Cucullanus longicollis (Stossich, 1899) Yorke & Maplestone, 1926 (basis of record)
Cucullanus longispiculum De Oliveira Rodrigues, Carvalho Varela, Sodre' Rodrigues & Cristofaro, 1973 (basis of record)