Acantholaimus elegans Jensen, 1988 (additional source)
Acantholaimus iubilus Gerlach, Schrage & Riemann, 1979 (additional source)
Desmodora varioannulata (Kreis, 1928) Verschelde, Gourbault & Vincx, 1998 (additional source)
Desmoscolex amaurus Lorenzen, 1972 (additional source)
Desmoscolex americanus Chitwood, 1936 (additional source)
Desmoscolex asetosus Decraemer, 1975 (additional source)
Desmoscolex bathyalis Freudenhammer, 1975 (additional source)
Desmoscolex falcatus Lorenzen, 1972 (additional source)
Desmoscolex labiosus Lorenzen, 1969 (additional source)
Desmoscolex macrophasmata Decraemer, 1984 accepted as Desmoscolex macrophasmatus Decraemer, 1984 (additional source)
Desmoscolex max Timm, 1970 represented as Desmoscolex (Desmoscolex) max Timm, 1970 (additional source)
Desmoscolex minor Schepotieff, 1907 (additional source)
Desmoscolex paralongisetosus Decraemer, 1983 (additional source)
Dichromadora abnormis Gerlach, 1953 (additional source)
Dichromadora cephalata (Steiner, 1916) Kreis, 1929 (additional source)
Dichromadora cucullata Lorenzen, 1973 (additional source)
Dichromadora geophila (de Man, 1876) Kreis, 1929 (additional source)
Dichromadora hyalocheile De Coninck & Schuurmans Stekhoven, 1933 (additional source)
Dichromadora islandica Kreis, 1963 (additional source)
Diplopeltis incisus Southern, 1914 accepted as Diplopeltula incisa (Southern, 1914) Gerlach, 1962 accepted as Neodiplopeltula incisa (Southern, 1914) Holovachov & Boström, 2018 (additional source)
Filipjeva meridionalis Kreis, 1932 (additional source)
Greeffiella moppa Schrage, 1972 (additional source)
Halalaimus filum Gerlach, 1962 (additional source)
Halalaimus meyersi Wieser & Hopper, 1967 (additional source)
Halaphanolaimus harpaga Boucher & de Bovée, 1972 accepted as Leptolaimus harpaga (Boucher & de Bovée, 1972) Holovachov & Boström, 2013 (additional source)
Halichoanolaimus minor Ssaweljev, 1912 (additional source)
Litinium bananum Gerlach, 1956 (additional source)
Metacyatholaimus spatiosus Wieser, 1954 (additional source)
Metalinhomoeus effilatus Schuurmans Stekhoven, 1942 (additional source)
Metalinhomoeus retrosetosus Wieser, 1956 (additional source)
Metasphaerolaimus crassicauda (Freudenhammer, 1975) Gourbault & Boucher, 1981 (additional source)
Monhystera microphthalma de Man, 1880 accepted as Monhystrella microphthalma (de Man, 1880) Jacobs, 1987 (additional source)
Neochromadora sabulicola (Filipjev, 1918) Wieser, 1954 (additional source)
Paracyatholaimus pesavis Wieser & Hopper, 1967 (additional source)
Phanoderma campbelli Allgén, 1927 accepted as Metaphanoderma campbelli (Allgen, 1927) Platonova, 1984 (additional source)
Pselionema annulatum (Filipjev, 1922) Schuurmans Stekhoven, 1942 (additional source)
Quadricoma loricata Filipjev, 1922 accepted as Tricoma (Quadricoma) loricata (Filipjev, 1922) (additional source)
Quadricoma scanica (Allgén, 1935) accepted as Tricoma (Quadricoma) scanica (Allgén, 1935) (additional source)
Quadricoma trigintatres Timm, 1970 (additional source)
Sabatieria americana Timm, 1952 accepted as Sabatieria punctata (Kreis, 1924) (additional source)
Sabatieria chitwoodi Wieser, 1954 accepted as Setosabatieria hilarula (de Man, 1922) (additional source)
Sabatieria conicauda Vitiello, 1970 (additional source)
Sabatieria parabyssalis Wieser, 1954 (additional source)
Sabatieria pisinna Vitiello, 1970 (additional source)
Sabatieria triplex Wieser, 1954 (additional source)
Tricoma adelpha (Greeff, 1869) (additional source)
Tricoma brevirostris (Southern, 1914) (additional source)
Tricoma longirostris (Southern, 1914) (additional source)
Tricoma maxima (Schepotieff, 1907) (additional source)
Tricoma nematoides (Greeff, 1869) (additional source)