Acuariidae Railliet, Henry & Sisoff, 1912 (basis of record)
Acuarioidea Railliet, Henry & Sisoff, 1912 (basis of record)
Anisakidae Railliet & Henry, 1912 (basis of record)
Anisakinae Railliet & Henry, 1912 (basis of record)
Ascaridoidea Baird, 1853 (basis of record)
Ascarophis van Beneden, 1871 (basis of record)
Capillaria Zeder, 1800 (basis of record)
Capillariinae Railliet, 1915 (basis of record)
Contracaecinae Mozgovoi & Shakhmatova, 1971 (basis of record)
Contracaecum Railliet & Henry, 1912 (basis of record)
Cystidicolidae Skrjabin, 1946 (basis of record)
Filaroididae Schulz, 1951 (basis of record)
Habronematoidea Ivaschkin, 1961 (basis of record)
Halocercinae Delamure, 1952 (basis of record)
Halocercus Baylis & Daubney, 1925 (basis of record)
Phocascaris Höst, 1932 (basis of record)
Pseudaliidae Railliet & Henry, 1909 (basis of record)
Pseudocapillaria Freitas, 1959 (basis of record)
Raphidascaridinea Hartwich, 1954 (basis of record)
Rhabdochona Railliet, 1916 (basis of record)
Rhabdochonidae Skrjabin, 1946 (basis of record)
Seuratiinae Chitwood & Wehr, 1932 (basis of record)
Spirurina (basis of record)
Stenurinae Skrjabin, 1942 (basis of record)
Stenurus Dujardin, 1845 (basis of record)
Streptocara Railliet, Henry & Sisoff, 1912 (basis of record)
Trichinelloidea Ward, 1907 (basis of record)