Adoncholaimus fuscus (Bastian, 1865) Filipjev, 1918 (additional source)
Anticoma pellucida Bastian, 1865 accepted as Anticoma limalis novozemelica Filipjev, 1927 accepted as Anticoma acuminata (Eberth, 1863) Bastian, 1865 (additional source)
Anticoma strandi Allgén, 1940 (additional source)
Axonolaimus spinosus (Bütschli, 1874) de Man, 1889 (additional source)
Calyptronema longicauda (Allgén, 1933) Wieser, 1953 (additional source)
Choniolaimus novempapillatus Schuurmans Stekhoven, 1946 (original description)
Cylicolaimus magnus (Villot, 1875) de Man, 1889 (additional source)
Deontostoma arcticum (Ssaweljev, 1912) Filipjev, 1916 (additional source)
Desmodora microchaeta Allgén, 1929 (additional source)
Eleutherolaimus cylindricaudatus (Schuurmans Stekhoven, 1946) Gerlach, 1963 (original description)
Enoploides incurvatus (Ditlevsen, 1926) Greenslade & Nicholas, 1991 (additional source)
Enoplolaimus brevilabiatus Schuurmans Stekhoven, 1946 accepted as Paramesacanthion brevilabiatum (Schuurmans Stekhoven, 1946) Wieser, 1953 (original description)
Eumorpholaimus cylindricaudatus Schuurmans Stekhoven, 1946 accepted as Eleutherolaimus cylindricaudatus (Schuurmans Stekhoven, 1946) Gerlach, 1963 (original description)
Eumorpholaimus digiticaudatus Schuurmans Stekhoven, 1946 accepted as Eleutherolaimus digiticaudatus (Schuurmans Stekhoven, 1946) Tchesunov & Miljutin, 2006 (original description)
Filipjeviella viscosa Allgén, 1935 accepted as Pandolaimus latilaimus (Allgén, 1929) Schuurmans Stekhoven, 1935 (redescription)
Halalaimus gracilis de Man, 1888 (additional source)
Halalaimus longicaudatus (Filipjev, 1927) Schneider, 1939 (additional source)
Halalaimus similis Allgén, 1930 accepted as Halalaimus borealis (Steiner, 1916) Lorenzen, 1981 (additional source)
Halichoanolaimus microspiculoides Schuurmans-Stekhoven, 1946 accepted as Synonchiella microspiculoides (Schuurmans-Stekhoven, 1946) Gerlach, 1964 (original description)
Linhomoeus brevisetosus Schuurmans Stekhoven, 1946 (original description)
Marilynia effilatus (Schuurmans Stekhoven, 1946) Hopper, 1972 accepted as Marylynnia effilata (Schuurmans Stekhoven, 1946) Hopper, 1977 (ecology source)
Mesacanthion oxycephalum accepted as Paramesacanthion oxycephalum (Ditlevsen, 1926) Wieser, 1953 (original description)
Metacylicolaimus Schuurmans Stekhoven, 1946 (original description)
Metacylicolaimus effilatus Schuurmans Stekhoven, 1946 (original description)
Metacylicolaimus filicaudatus (Ditlevsen, 1926) Schuurmans Stekhoven, 1946 (new combination reference)
Metalinhomoeus tristis (Allgén, 1933) (additional source)
Micoletzkyia elegans Ditlevsen, 1926 (additional source)
Odontophora setosa (Allgén, 1929) (additional source)
Oxyonchus dentatus (Ditlevsen, 1918) Filipjev, 1927 (additional source)
Oxyonchus hamatus (Steiner, 1916) Filipjev, 1927 (additional source)
Oxyonchus pachylabiatus Schuurmans Stekhoven, 1946 (original description)
Oxystomina oxycaudata (Ditlevsen, 1926) Filipjev, 1921 (additional source)
Paracanthonchus spectabilis Allgén, 1931 (additional source)
Paracyatholaimus effilatus Schuurmans Stekhoven, 1946 accepted as Longicyatholaimus effilatus (Schuurmans Stekhoven, 1946 nec 1950) Wieser, 1954 accepted as Marilynia effilatus (Schuurmans Stekhoven, 1946) Hopper, 1972 accepted as Marylynnia effilata (Schuurmans Stekhoven, 1946) Hopper, 1977 (original description)
Paralinhomoeus bocki Schuurmans Stekhoven, 1946 (original description)
Paramesacanthion oxycephalum (Ditlevsen, 1926) Wieser, 1953 (redescription)
Pareurystomina biserialis Schuurmans Stekhoven, 1946 (original description)
Pareurystomina flagellicaudata Schuurmans Stekhoven, 1946 (original description)
Phanoderma albidum Bastian, 1865 (additional source)
Phanoderma islandicum Ditlevsen, 1926 (additional source)
Phanoderma rigidum Schuurmans Stekhoven, 1946 (original description)
Phanodermopsis caudatum (Filipjev, 1927) Schuurmans Stekhoven, 1946 accepted as Crenopharynx caudata (Filipjev, 1927) Shimada & Kakui, 2019 (additional source)
Platycomopsis effilata Schuurmans Stekhoven, 1946 accepted as Platycomopsis effilatus Schuurmans Stekhoven, 1946 (original description)
Platycomopsis effilatus Schuurmans Stekhoven, 1946 (original description)
Sabatieria celtica Southern, 1914 (additional source)
Sabatieria dubia Ditlevsen, 1918 accepted as Sabatieria praedatrix de Man, 1907 (additional source)
Sabatieria ornata (Ditlevsen, 1918) Filipjev, 1922 (redescription)
Sabatieria praedatrix de Man, 1907 (redescription)
Sabatieria vulgaris de Man, 1907 accepted as Sabatieria pulchra (Schneider, 1906) Riemann, 1970 (additional source)
Sphaerolaimus balticus Schneider, 1906 (additional source)
Sphaerolaimus hirsutus Bastian, 1865 (additional source)
Sphaerolaimus paradoxus Ditlevsen, 1918 accepted as Parasphaerolaimus paradoxus Ditlevsen, 1918 (additional source)
Stephanolaimus filicaudatus Schuurmans Stekhoven, 1946 (original description)
Symplocostomella cavicaudata Schuurmans Stekhoven, 1946 (original description)
Terschellingia longicaudata de Man, 1907 (additional source)
Viscosia glabra (Bastian, 1865) de Man, 1890 (additional source)

Arctic Ocean for Galeonema caudata Filipjev, 1927 
Baltic sea for Paracyatholaimus effilatus Schuurmans Stekhoven, 1946 
Florida for Marilynia eratos Hopper, 1972 
North Sea for Sabatieria ornata (Ditlevsen, 1918) Filipjev, 1922 
North Sea for Sabatieria praedatrix de Man, 1907 
Skagerrak for Calyptronema longicauda (Allgén, 1933) Wieser, 1953