Acanthonchus setoi Wieser, 1955 represented as Acanthonchus (Acanthonchus) setoi Wieser, 1955 (basis of record)
Actinonema Cobb, 1920 (additional source)
Actinonema pachydermatum Cobb, 1920 (additional source)
Amphimonhystera Allgén, 1929 (additional source)
Anoplostoma Bütschli, 1874 (additional source)
Anoplostoma copano Chitwood, 1951 (basis of record)
Anoplostoma demani Timm, 1952 (basis of record)
Anoplostoma exceptum Schulz, 1935 (additional source)
Anoplostomatidae Gerlach & Riemann, 1974 (additional source)
Anoplostomatinae (additional source)
Anticomidae Filipjev, 1918 (additional source)
Anticyclus Cobb, 1920 (additional source)
Antomicron Cobb, 1920 (additional source)
Antomicron elegans (de Man, 1922) De Coninck, 1965 (additional source)
Aponchiidae Gerlach, 1963 (additional source)
Aponema Jensen, 1978 (additional source)
Aponema torosus (Lorenzen, 1973) Jensen, 1978 accepted as Aponema torosum (Lorenzen, 1973) Jensen, 1978 (basis of record)
Axonolaimidae Filipjev, 1918 (additional source)
Axonolaimoidea Filipjev, 1918 (additional source)
Axonolaimus de Man, 1889 (additional source)
Bathylaimus Cobb, 1894 (additional source)
Bathylaimus stenolaimus Schuurmans-Stekhoven & De Coninck, 1933 (additional source)
Bolbolaimus Cobb, 1920 (additional source)
Campylaimus Cobb, 1920 (additional source)
Campylaimus gerlachi Timm, 1961 (additional source)
Ceramonematidae Cobb, 1933 (additional source)
Cervonema Wieser, 1954 (additional source)
Cervonema tenuicaudatum (Schuurmans Stekhoven, 1950) Wieser, 1954 (basis of record)
Chromadora Bastian, 1865 (additional source)
Chromadora heterostomata Kito, 1978 (basis of record)
Chromadora macrolaimoides Steiner, 1915 (basis of record)
Chromadora nudicapitata Bastian, 1865 (additional source)
Chromadorella duopapillata Platt, 1973 (additional source)
Chromadoridae Filipjev, 1917 (additional source)
Chromadorina (additional source)
Chromadorina Filipjev, 1918 (additional source)
Chromadorina germanica (Bütschli, 1874) Wieser, 1954 (additional source)
Chromadorinae Filipjev, 1917 (additional source)
Chromadoroidea Filipjev, 1917 (additional source)
Cobbia de Man, 1907 (additional source)
Cobbia urinator Wieser, 1959 (basis of record)
Comesomatidae Filipjev, 1918 (additional source)
Comesomatinae Filipjev, 1918 (additional source)
Cyatholaimidae Filipjev, 1918 (additional source)
Daptonema Cobb, 1920 (additional source)
Daptonema alternum (Wieser, 1956) Lorenzen, 1977 (basis of record)
Daptonema fissidens Cobb, 1920 (basis of record)
Daptonema fistulatum (Wieser & Hopper, 1967) Lorenzen, 1977 (additional source)
Daptonema maeoticum (Filipjev, 1922) Lorenzen, 1977 (basis of record)
Daptonema normandicum (de Man, 1890) Lorenzen, 1977 (additional source)
Desmodora de Man, 1889 (additional source)
Desmodora pontica Filipjev, 1922 (additional source)
Desmodoridae Filipjev, 1922 (additional source)
Desmodorinae Filipjev, 1922 (additional source)
Desmodoroidea Filipjev, 1922 (additional source)
Desmolaiminae Schneider, 1926 (additional source)
Desmolaimus de Man, 1880 (additional source)
Desmolaimus brasiliensis Gerlach, 1963 (basis of record)
Desmolaimus zeelandicus de Man, 1880 (additional source)
Desmoscolecidae Shipley, 1896 (additional source)
Desmoscolecina (additional source)
Desmoscolecinae (additional source)
Desmoscolex Claparède, 1863 (additional source)
Desmoscolex americanus Chitwood, 1936 (additional source)
Desmoscolex falcatus Lorenzen, 1972 (additional source)
Diplopeltidae Filipjev, 1918 (additional source)
Diplopeltinae Filipjev, 1918 (additional source)
Dorylaimopsinae De Coninck, 1965 (additional source)
Dorylaimopsis Ditlevsen, 1918 (additional source)
Dorylaimopsis rabalaisi Zhang, 1992 (basis of record)
Dorylaimopsis turneri Zhang, 1992 (basis of record)
Eleutherolaiminae Filipjev, 1922 (additional source)
Eleutherolaimus Filipjev, 1922 (additional source)
Eleutherolaimus stenosoma de Man, 1907 (additional source)
Elzalia Gerlach, 1957 (additional source)
Elzalia floresi Gerlach, 1957 (basis of record)
Enchelidiidae Filipjev, 1918 (additional source)
Enoplidae Dujardin, 1845 (additional source)
Enoplinae Micoletzky, 1922 (basis of record)
Enoploidea Dujardin, 1845 (additional source)
Enoploides Ssaweljev, 1912 (additional source)
Enoploides delamarei Boucher, 1977 (basis of record)
Enoplolaiminae De Coninck, 1965 (additional source)
Enoplus Dujardin, 1845 (additional source)
Enoplus communis Bastian, 1865 (additional source)
Euchromadorinae Gerlach & Riemann, 1973 (additional source)
Eurystomina Filipjev, 1921 (additional source)
Eurystomina ophthalmophora (Steiner, 1921) Filipjev, 1921 (basis of record)
Gammarinema ligiae Gerlach, 1967 (additional source)
Graphonema Cobb, 1898 (additional source)
Graphonema amokurae (Ditlevsen, 1921) Inglis, 1969 (basis of record)
Halalaiminae De Coninck, 1965 (additional source)
Halalaimus de Man, 1888 (additional source)
Halalaimus longicaudatus (Filipjev, 1927) Schneider, 1939 (additional source)
Halalaimus lutarus Vitiello, 1970 (additional source)
Halalaimus turbidus Vitiello, 1970 (additional source)
Halalaimus wodjanizkii Sergeeva, 1972 (basis of record)
Halanonchinae Wieser & Hopper, 1967 (additional source)
Halichoanolaimus de Man, 1886 (additional source)
Halichoanolaimus duodecimpapillatus Timm, 1954 (basis of record)