| Nominal Species (n = 89) | Present allocation (n = 85) | Ref. |
|---|---|---|
| Zanema acanthurum Cobb, 1920 | Halinema acanthurum | 75097 |
| Disconema alaima Filipjev, 1918 | Disconema alaima | 19 |
| Paralinhomoeus appendixocaudatus Allgen, 1959 | Paralinhomoeus appendixocaudatus | 19 |
| Filipjeviella arctica Allgen, 1954 | Filipjeviella arctica | 19 |
| Desmolaimus bibulbosus Allgen, 1959 | Desmolaimus bibulbosus | 19 |
| Linhomoeus buculentus Wieser, 1956 | Paralinhomoeus buculentus | 75097 |
| Sphaerocephalum bulbiferum Stekhoven, 1943 | Sphaerocephalum bulbiferum | 19 |
| Monhysteroides bulbiferus Timm, 1961 | Monhysteroides bulbiferus | 19 |
| Desmolaimus bulbulus Lorenzen, 1969 | Desmolaimus bulbulus | 19 |
| Tubolaimella bullatus Timm, 1961 | Tubolaimoides bullatus | 75097 |
| Desmolaimus calvus Gerlach, 1956 | Desmolaimus calvus | 19 |
| Sphaerocephalum chabaudi Inglis, 1962 | Sphaerocephalum chabaudi | 19 |
| Eumorpholaimus chesapeakensis Timm | Eumorpholaimus chesapeakensis | 19 |
| Coninckia circularis Gerlach, 1956 | Coninckia circularis | 19 |
| Terschellingia communis De Man, 1888 | Terschellingia communis | 19 |
| Halicylindrolaimus conicaudatus Allgen, 1959 | Halicylindrolaimus conicaudatus | 19 |
| Linhomoeus conicaudatus Allgen, 1930 | Paralinhomoeus conicaudatus | 75097 |
| Paralinhomoeus conspicuus Gerlach, 1957 | Paralinhomoeus conspicuus | 19 |
| Sphaerocephalum crassicauda Filipjev, 1918 | Sphaerocephalum crassicauda | 19 |
| Cryptolaimus cylindricollis Cobb, 1933 | Cryptolaimus cylindricollis | 19 |
| Anticyclus cylindricus Murphy, 1965 | Anticyclus cylindricus | 19 |
| Eumorpholaimus digiticaudatus Stekhoven, 1946 | Eumorpholaimus digiticaudatus | 19 |
| Eleutherolaimus duplicatus Stekhoven, 1950 | Eleutherolaimus duplicatus | 19 |
| Linhomoeus elongatus Bastian, 1865 | Linhomoeus elongatus | 19 |
| Prosphaerolaimus eurypharynx Filipjev, 1918 | Prosphaerolaimus eurypharynx | 19 |
| Anticyclus exilis Cobb, 1920 | Anticyclus exilis | 19 |
| Linhomoella exilis Cobb, 1920 | Linhomoella exilis | 19 |
| Desmolaimus fennicus Schneider, 1926 | Desmolaimus zeelandicus | 75097 |
| Paraegialoalaimus filicaudatus Allgen, 1934 | Paraegialoalaimus filicaudatus | 19 |
| Terschellingioides filiformis Timm, 1967 | Terschellingioides filiformis | 19 |
| Eulinhomoeus gracilisetosus Allgen, 1946 | Linhomoeus gracilisetosus | 75097 |
| Linhomoeus hirsutus Bastian, 1865 | Linhomoeus hirsutus | 19 |
| Eleutherolaimus hopperi Timm, 1967 | Eleutherolaimus hopperi | 19 |
| Linhomoeus iniquus Wieser, 1956 | Anticyclus iniquus | 75097 |
| Anticyclus junctus Gerlach, 1956 | Anticyclus junctus | 19 |
| Fimbriella kornoeensis Allgen, 1929 | Allgenia kornoeensis | 75097 |
| Aponcholaimus linhomoeoides Allgen, 1957 | Aponcholaimus linhomoeoides | 19 |
| Nijhoffia longicaudata Allgen, 1935 | Nijhoffia longicaudata | 19 |
| Terschellingia longicaudata De Man, 1907 | Terschellingia longicaudata | 19 |
| Sphaerocephalum longicaudatum Stekhoven, 1935 | Tubolaimoides tenuicaudatus | 75097 |
| Desmolaimus longicaudatus Kreis, 1929 | Desmolaimus longicaudatus | 19 |
| Perilinhomoeus longisetosus Stekhoven, 1950 | Perilinhomoeus longisetosus | 19 |
| Terschellingia longispiculata Wieser & Hopper, 1967 | Terschellingia longispiculata | 19 |
| Eleutherolaimus longus Filipjev, 1922 | Eleutherolaimus longus | 19 |
| Monhysteroides macramphidus Timm, 1961 | Monhysteroides macramphidus | 19 |
| Eumorpholaimus macrocirculus Allgen, 1959 | Eumorpholaimus macrocirculus | 19 |
| Didelta maculatum Cobb, 1920 | Didelta maculatum | 19 |
| Metalinhomoeus meridionalis Cobb, 1930 | Paralinhomoeus meridionalis | 86525 |
| Disconema minutum Vitiello, 1969 | Disconema minutum | 19 |
| Desmolaimus mirabilis Allgen, 1935 | Desmolaimus mirabilis | 19 |
| Terschellingia monohystera Wieser & Hopper, 1967 | Terschellingia monohystera | 19 |
| Terschellingia mora Gerlach, 1956 | Terschellingia mora | 19 |
| Sarsonia murphyi Gerlach, 1967 | Sarsonia murphyi | 19 |
| Eleutherolaimus obtusicaudatus Allgen, 1947 | Eleutherolaimus obtusicaudatus | 19 |
| Paralinhomoeus ordinarius Wieser, 1956 | Paralinhomoeus ordinarius | 19 |
| Paralinhomoeus ostraearum Filipjev, 1918 | Paralinhomoeus tenuicaudatus | 75097 |
| Paralinhomoeus paraconicaudatus Timm | Paralinhomoeus paraconicaudatus | 19 |
| Eleutherolaimus parastenosoma Allgen, 1933 | Eleutherolaimus parastenosoma | 19 |
| Terschellingia paxi Schneider, 1939 | Terschellingia paxi | 19 |
| Cryptolaimus pellucidus Cobb, 1933 | Cryptolaimus pellucidus | 19 |
| Terschellingia pontica Filipjev, 1918 | Terschellingia pontica | 19 |
| Desmolaimus propinquus Allgen, 1959 | Desmolaimus propinquus | 19 |
| Metalaimus pumilus Platonova, 1971 | Metalaimus pumilus | 19 |
| Prolinhomoeus purpureus Timm, 1961 | Prolinhomoeus purpureus | 19 |
| Eumorpholaimus sabulicolus Schulz, 1932 | Eumorpholaimus sabulicolus | 19 |
| Didelta scutata Wieser, 1956 | Didelta scutata | 19 |
| Metalinhomoeus setosus Chitwood, 1951 | Metalinhomoeus setosus | 19 |
| Crystallonema simile Cobb, 1920 | Paralinhomoeus similis | 75097 |
| Bathylaimella simplex Allgen, 1930 | Bathylaimella simplex | 19 |
| Halinema spinosum Cobb, 1920 | Halinema spinosum | 19 |
| Monhystera stenosoma De Man, 1907 | Eleutherolaimus stenosoma | 75097 |
| Paralinhomoeus strigosus Wieser, 1956 | Paralinhomoeus strigosus | 19 |
| Pandolaimus subulicola Allgen, 1929 | Pandolaimus latilaimus | 75097 |
| Disconema suecicum Allgen, 1935 | Disconema suecicum | 19 |
| Anticyathus tenuicaudatus Cobb, 1920 | Anticyathus tenuicaudatus | 19 |
| Linhomoeus tenuicaudatus Butschli, 1874 | Paralinhomoeus tenuicaudatus | 75097 |
| Tubolaimella tenuicaudatus Allgen, 1934 | Tubolaimoides tenuicaudatus | 75097 |
| Metalinhomoeus timmi Inglis, 1968 | Metalinhomoeus timmi | 19 |
| Anticyclus tridonta Murphy, 1956 | Anticyclus tridonta | 19 |
| Desmolaimus tristis Allgen, 1929 | Desmolaimus tristis | 19 |
| Prosphaerolaimus trochus Gerlach, 1957 | Anticyathus trochus | 75097 |
| Metalinhomoeus typicus De Man, 1907 | Metalinhomoeus typicus | 19 |
| Linhomoeus undulatus Wieser, 1959 | Linhomoeus undulatus | 19 |
| Paralinhomoeus uniovarium Warwick, 1970 | Paralinhomoeus uniovarium | 19 |
| Metalinhomoeus variabilis Murphy, 1965 | Metalinhomoeus variabilis | 19 |
| Filipjeviella viscosa Allgen, 1935 | Filipjeviella viscosa | 19 |
| Desmolaimus zeelandicus De Man, 1880 | Desmolaimus zeelandicus | 19 |
| Metalinhomoeus zosterae Filipjev, 1918 | Metalinhomoeus zosterae | 19 |
| Tubolaimella zostericola Allgen, 1934 | Tubolaimoides tenuicaudatus | 75097 |