1. Subfamily Desmolaiminae Schneider, 1926
   1. Genus Anticyathus Cobb, 1920
   2. Genus Desmolaimoides Jensen, 1986
   3. Genus Desmolaimus de Man, 1880
   4. Genus Megadesmolaimus Wieser, 1954
   5. Genus Metalinhomoeus de Man, 1907
   6. Genus Prosphaerolaimus Filipjev, 1918
   7. Genus Pseudoterschellingia Armenteros, Vincx & Decraemer, 2009
   8. Genus Sarsonia Gerlach, 1967
   9. Genus Terschellingia de Man, 1888
   10. Genus Terschellingioides Timm, 1967
   11. Genus Valvaelaimoides Gagarin, 2017
   12. Genus Spirina Filipjev, 1918 accepted as Spirinia Gerlach, 1963
2. Subfamily Eleutherolaiminae Filipjev, 1922
   1. Genus Eleutherolaimus Filipjev, 1922
   2. Genus Metalaimus Kreis, 1928
   3. Genus Allgenia Strand, 1934 accepted as Pandolaimus Allgén, 1929
   4. Genus Eumorpholaimus Schulz, 1932 accepted as Eleutherolaimus Filipjev, 1922 (Tchesunov, A. V.; Miljutin, D. M. (2006). Three new free-living nematode species (Monhysterida) from the Arctic abyss, with revision of the genus Eleutherolaimus Filipjev, 1922 (Linhomoeidae). Russian Journal of Nematology. 14(1), 57-75.)
   5. Genus Fimbriella Allgen, 1929 accepted as Pandolaimus latilaimus (Allgén, 1929) Schuurmans Stekhoven, 1935 (unaccepted > superseded combination)
3. Subfamily Linhomoeinae Filipjev, 1922
   1. Genus Anticyclus Cobb, 1920
   2. Genus Aulostomonema Leduc, 2023
   3. Genus Didelta Cobb, 1920
   4. Genus Disconema Filipjev, 1918
   5. Genus Halinema Cobb, 1920
   6. Genus Linhomoella Cobb, 1920
   7. Genus Linhomoeus Bastian, 1865
   8. Genus Monhysteroides Timm, 1961
   9. Genus Perilinhomoeus Schuurmans Stekhoven, 1950
   10. Genus Prolinhomoeus Timm, 1961
   11. Genus Sphaerocephalum Filipjev, 1918
   12. Genus Paradesmolaimus Schulz, 1932 accepted as Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865
   13. Genus Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865 (There are not reliable characters to separate this genus from Linhomoeus. Fonseca & Bezerra, 2014 Page 443)
   14. Genus Tubolaimella Allgén, 1934 accepted as Tubolaimoides Gerlach, 1963 (homonym to Tubolaimella Cobb, 1933)
   15. Genus Zanema Cobb, 1920 accepted as Halinema Cobb, 1920 (According to Wieser, 1956 page 40: The presence of 4 cervical setae in Zanema, and 6 in Halinema, does not suffice to make a generic distinction.)
4. Subfamily Thelonematinae Bussau, 1993
   1. Genus Thelonema Bussau, 1993
5. Genus Crystallonema Cobb, 1920 accepted as Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865
6. Genus Eulinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865
7. Genus Filipjeviella (Allgén, 1935) Jensen, 1976 accepted as Pandolaimus Allgén, 1929
8. Subfamily Linhomoeidae incertae sedis (temporary name)
   1. Genus Bathylaimella Allgén, 1930 (uncertain > taxon inquirendum, doubtful genus (op. Hope and Murphy, 1972))
   2. Genus Chloronemella Allgén, 1929 (uncertain > taxon inquirendum, doubtful genus (Gerlach, 1967))
   3. Genus Cryptolaimus Cobb, 1933 (uncertain > taxon inquirendum, doubtful genus (op. Hope and Murphy, 1972))
   4. Genus Nijhoffia Allgén, 1935 (uncertain > taxon inquirendum, doubtful genus (Lorenzen, 1981))
   5. Genus Paraegialoalaimus Allgén, 1934 (uncertain > taxon inquirendum, doubtful genus (Lorenzen, 1981))
9. Genus Halicylindrolaimus Allgén, 1959 (uncertain > taxon inquirendum)

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