Araeolaimus bioculatus (de Man, 1876) de Man, 1988 (additional source)
Araeolaimus elegans de Man, 1888 (redescription)
Ascolaimus elongatus (Bütschli, 1874) Shuurmans Stekhoven & de Coninck, 1932 (additional source)
Calomicrolaimus honestus (de Man, 1922) Jensen, 1978 accepted as Microlaimus honestus De Man, 1922 (additional source)
Chromadora axi Gerlach, 1951 (additional source)
Chromadora macrolaima de Man, 1889 (additional source)
Chromadora nudicapitata Bastian, 1865 (additional source)
Chromadora undecimpapillata Wieser, 1959 (additional source)
Chromadorina cervix (Wieser, 1951) Wieser, 1954 (additional source)
Chromadorina erythrophthalma (G. Schneider, 1906) Wieser, 1954 (additional source)
Chromadorina granulopigmentata (Wieser, 1951) Wieser, 1954 (additional source)
Chromadorita abnormis (Kreis, 1928) Wieser, 1954 (additional source)
Chromadorita lunatica Gerlach, 1965 accepted as Chromaspirina lunatica Gerlach, 1965 (original description)
Chromadorita tenuis (G. Schneider, 1906) Filipjev, 1922 (redescription)
Chromadorita tenuis (G. Schneider, 1906) Filipjev, 1922 (additional source)
Chromaspirina lunatica Gerlach, 1965 (original description)
Chromaspirina thieryi De Coninck, 1943 (additional source)
Daptonema biggi (Gerlach, 1965) Lorenzen, 1977 (ecology source)
Daptonema svalbardense (Gerlach, 1965) Lorenzen, 1977 (ecology source)
Desmodora communis (Bütschli, 1874) De Man, 1889 (additional source)
Dichromadora geophila (de Man, 1876) Kreis, 1929 (additional source)
Dolicholaimus marioni De Man, 1888 (additional source)
Draconema cephalatum (Cobb, 1913) Steiner, 1921 (additional source)
Enoplus brevis Bastian, 1865 (additional source)
Enoplus communis Bastian, 1865 (additional source)
Gammarinema gammari Kinne & Gerlach, 1953 (additional source)
Hypodontolaimus balticus (G. Schneider, 1906) Filipjev, 1918 (additional source)
Monhystera attenuata Filipjev, 1922 accepted as Thalassomonhystera attenuata (Filipjev, 1922) Jacobs, 1987 (additional source)
Monhystera disjuncta Bastian, 1865 accepted as Halomonhystera disjuncta (Bastian, 1865) Andrássy, 2006 (additional source)
Monhystera paradisjuncta De Coninck, 1943 accepted as Halomonhystera paradisjuncta (De Coninck, 1943) accepted as Halomonhystera disjuncta (Bastian, 1865) Andrássy, 2006 (additional source)
Monhystera parva (Bastian, 1865) Butschli, 1874 accepted as Thalassomonhystera parva (Bastian, 1865) Jacobs, 1987 (additional source)
Monhystera socialis Bütschli, 1874 accepted as Halomonhystera socialis (Bütschli, 1874) Andrássy, 2006 (additional source)
Monoposthia costata (Bastian, 1865) de Man, 1889 (additional source)
Neochromadora poecilosoma (de Man, 1893) Micoletzky, 1924 (redescription)
Onchium robustum Gerlach, 1965 (original description)
Oncholaimus Dujardin, 1845 (additional source)
Oncholaimus brachycercus de Man, 1889 (redescription)
Paracanthonchus Micoletzky, 1924 (additional source)
Paracanthonchus tyrrhenicus (Brunetti, 1949) Gerlach, 1953 (additional source)
Paracyatholaimus intermedius (de Man, 1880) Micoletzky, 1922 (additional source)
Prochromadora orleji Filipjev, 1930 accepted as Chromadorina erythrophthalma (G. Schneider, 1906) Wieser, 1954 (additional source)
Prochromadora spitzbergensis Gerlach, 1965 (original description)
Sabatieria vulgaris de Man, 1907 accepted as Sabatieria pulchra (Schneider, 1906) Riemann, 1970 (additional source)
Southerniella stenolaima (Steiner, 1916) Wieser, 1956 (additional source)
Sphaerolaimus gracilis de Man, 1876 (additional source)
Theristus acer Bastian, 1865 (additional source)
Theristus biarcospiculum Timm, 1954 (additional source)
Theristus biggi Gerlach, 1965 accepted as Daptonema biggi (Gerlach, 1965) Lorenzen, 1977 (original description)
Theristus flevensis Schuurmans Stekhoven, 1935 (additional source)
Theristus lineatus Gerlach, 1965 (original description)
Theristus modicus Wieser, 1956 (additional source)
Theristus pertenuis Schuurmans Stekhoven, 1935 (additional source)
Theristus pyronasi Gerlach, 1965 (original description)
Theristus svalbardensis Gerlach, 1965 accepted as Daptonema svalbardense (Gerlach, 1965) Lorenzen, 1977 (original description)
Tripyloides marinus (Bütschli, 1874) de Man, 1886 (additional source)

North Atlantic for Araeolaimus elegans de Man, 1888 
North Sea for Oncholaimus brachycercus de Man, 1889 
Spitsbergen for Chromadorita tenuis (G. Schneider, 1906) Filipjev, 1922