Ascolaimus elongatus (Bütschli, 1874) Shuurmans Stekhoven & de Coninck, 1932 (additional source)
Axonolaimus helgolandicus Lorenzen, 1971 (additional source)
Calomicrolaimus honestus (de Man, 1922) Jensen, 1978 accepted as Microlaimus honestus De Man, 1922 (additional source)
Chaetonema riemanni Platt, 1973 (additional source)
Chromadorella salicaniensis Boucher, 1976 (additional source)
Chromadorita nana Lorenzen, 1973 (additional source)
Chromaspirina parapontica Luc & De Coninck, 1959 (additional source)
Cyartonema elegans Jayasree & Warwick, 1977 (additional source)
Daptonema elegans (Kreis, 1929) Lorenzen, 1977 (additional source)
Daptonema normandicus (de Man, 1890) accepted as Daptonema normandicum (de Man, 1890) Lorenzen, 1977 (additional source)
Daptonema stylosum (Lorenzen, 1973) Lorenzen, 1977 (additional source)
Enoploides longispiculosus Vitiello, 1967 (additional source)
Enoplolaimus litoralis Schulz, 1936 (additional source)
Enoplolaimus propinquus de Man, 1922 (additional source)
Halalaimus gracilis de Man, 1888 (additional source)
Metadesmolaimus pandus Lorenzen, 1971 (additional source)
Microlaimus conspicuus Lorenzen, 1973 accepted as Microlaimus monstrosus Gerlach, 1953 (additional source)
Monoposthia mirabilis Schulz, 1932 (additional source)
Odontophora phalarata Lorenzen, 1971 (additional source)
Odontophora rectangula Lorenzen, 1971 (additional source)
Oncholaimellus calvadosicus de Man, 1890 (additional source)
Onyx perfectus Cobb, 1891 (additional source)
Paracanthonchus thaumasius (Schulz, 1932) Vincx et al., 1982 (additional source)
Pomponema coomansi Vincx, 1981 (additional source)
Pomponema elegans Lorenzen, 1972 (additional source)
Promonhystera faber Wieser, 1956 (additional source)
Richtersia inaequalis Riemann, 1966 (additional source)
Sabatieria longispinosa Lorenzen, 1971 (additional source)
Theristus interstitialis Warwick, 1970 (additional source)
Viscosia viscosa (Bastian, 1865) de Man, 1890 (additional source)