Araeolaimus elegans de Man, 1888 (additional source)
Ascolaimus elongatus (Bütschli, 1874) Shuurmans Stekhoven & de Coninck, 1932 (additional source)
Bathylaimus inermis (Ditlevsen, 1918) De Man, 1922 (additional source)
Desmolaimus zeelandicus de Man, 1880 (additional source)
Dichromadora cucullata Lorenzen, 1973 (additional source)
Diplopeltula incisa (Southern, 1914) Gerlach, 1962 accepted as Neodiplopeltula incisa (Southern, 1914) Holovachov & Boström, 2018 (additional source)
Enoplus communis Bastian, 1865 (additional source)
Monhystera Bastian, 1865 (additional source)
Neochromadora poecilosoma (de Man, 1893) Micoletzky, 1924 (additional source)
Oxyonchus dentatus (Ditlevsen, 1918) Filipjev, 1927 (additional source)
Paracanthonchus longicaudatus Warwick, 1971 (ecology source)
Paracanthonchus macrodon (Ditlevsen, 1918) Micoletzky, 1924 (additional source)
Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865 (additional source)
Prochromadorella ditlevseni (de Man, 1922) Wieser, 1954 (additional source)
Rhabdodemania gracilis (Ditlevsen, 1918) Baylis & Daubney, 1926 (additional source)
Rhabdodemania minor (Southern, 1914) Baylis & Daubney, 1926 (additional source)
Rhynchonema lyngei (Allgén, 1940) Gerlach, 1953 (additional source)
Sabatieria celtica Southern, 1914 (additional source)
Sabatieria ornata (Ditlevsen, 1918) Filipjev, 1922 (additional source)
Sabatieria pulchra (Schneider, 1906) Riemann, 1970 (additional source)
Spirinia laevis (Bastian, 1865) Gerlach, 1963 (additional source)
Terschellingia longicaudata de Man, 1907 (additional source)
Thalassoalaimus septentrionalis Filipjev, 1927 (additional source)
Viscosia de Man, 1890 (additional source)