Adoncholaimus lepidus (de Man, 1889) Filipjev, 1918 (additional source)
Anoplostoma viviparum (Bastian, 1865) Bütschli, 1874 (additional source)
Anticoma limalis Bastian, 1865 accepted as Anticoma acuminata (Eberth, 1863) Bastian, 1865 (additional source)
Aphanolaimus pulcher Schneider, 1906 accepted as Sabatieria pulchra (Schneider, 1906) Riemann, 1970 (additional source)
Axonolaimus demani De Coninck & Schuurmans Stekhoven, 1933 (additional source)
Axonolaimus filipjevi Timm, 1954 (original description)
Axonolaimus filipjevi Timm, 1954 (additional source)
Axonolaimus spinosus (Bütschli, 1874) de Man, 1889 (additional source)
Axonolaimus steineri Timm, 1954 (original description)
Axonolaimus steineri Timm, 1954 (additional source)
Bathylaimus assimilis de Man, 1922 accepted as Bathylaimus australis Cobb, 1894 (additional source)
Bathylaimus parafilicaudatus Allgén, 1935 accepted as Bathylaimus chesapeakensis Timm, 1952 (ecology source)
Camacolaimus propinquus Allgén, 1929 (additional source)
Chromadora quadrilineoides Chitwood, 1951 accepted as Chromadora nudicapitata Bastian, 1865 (additional source)
Chromadorita crassa Timm, 1952 accepted as Innocuonema tentabunda (de Man, 1890) Inglis, 1969 (original description)
Chromadorita schuurmans-stekhoveni Timm, 1952 accepted as Chromadorita schuurmanstekhoveni Timm, 1954 (original description)
Chromadorita schuurmanstekhoveni Timm, 1954 (original description)
Chromadoropsis Filipjev, 1918 (additional source)
Diplolaimella allgeni Schneider, 1937 (additional source)
Diplolaimella punicea Timm, 1952 (additional source)
Diplolaimella schneideri Timm, 1952 (taxonomy source)
Dorylaimopsis metatypica Chitwood, 1936 (additional source)
Dorylaimus aestuarii Timm, 1952 accepted as Mesodorylaimus aestuarii (Timm, 1952) Andrássy, 1959 (original description)
Eleutherolaimus stenosoma de Man, 1907 (additional source)
Euchromadora de Man, 1886 (additional source)
Eumorpholaimus chesapeakensis Timm, 1954 accepted as Eleutherolaimus chesapeakiensis (Timm, 1954) Tchesunov & Miljutin, 2006 (original description)
Eurystomina minutisculae Chitwood, 1951 (additional source)
Eurystomina paralittorale Timm, 1952 accepted as Eurystomina paralittoralis Timm, 1952 (additional source)
Halalaimus gracilis de Man, 1888 (additional source)
Halichoanolaimus duodecimpapillatus Timm, 1954 (original description)
Innocuonema tentabunda (de Man, 1890) Inglis, 1969 (additional source)
Ironella cobbi Timm, 1954 (original description)
Leptolaimus papilliger de Man, 1876 (additional source)
Metachromadora Filipjev, 1918 (taxonomy source)
Metachromadora longilaima Schuurmans Stekhoven, 1950 accepted as Pseudometachromadora longilaima (Schuurmans Stekhoven, 1950) Timm, 1954 (new combination reference)
Metachromadora parasitifera Timm, 1952 (original description)
Micromicron luticola Timm, 1952 accepted as Pseudochromadora quadripapillata Daday, 1899 (original description)
Monhystera chesapeakensis Timm, 1952 accepted as Daptonema chesapeakensis (Timm, 1952) Lorenzen, 1979 (original description)
Monhystera denticulata Timm, 1954 accepted as Thalassomonhystera denticulata (Timm, 1952) Jacobs, 1987 (original description)
Monhystera elegantula Schuurmans Stekhoven, 1935 (additional source)
Monhystera filicaudata Allgén, 1929 (additional source)
Monhystera heteroparva Micoletzky, 1924 accepted as Monhystera parva (Bastian, 1865) Butschli, 1874 accepted as Thalassomonhystera parva (Bastian, 1865) Jacobs, 1987 (additional source)
Monhystera luisae Schuurmans Stekhoven, 1935 accepted as Thalassomonhystera luisae (Bresslau & Schuurmans Stekhoven in Schuurmans Stekhoven, 1935) (additional source)
Monhystera microphthalma de Man, 1880 accepted as Monhystrella microphthalma (de Man, 1880) Jacobs, 1987 (additional source)
Monoposthia ornata Timm, 1954 (original description)
Nemella ocellata Cobb, 1920 (additional source)
Odontophora axonolaimoides Timm, 1954 (original description)
Odontophora setosa (Allgén, 1929) (additional source)
Odontophora setosoides Timm, 1954 (original description)
Oncholaimus nigrocephalatus Cobb, 1930 (additional source)
Oncholaimus oxyuris Ditlevsen, 1911 (additional source)
Oxystomina elongata (Bütschli, 1874) Filipjev, 1921 (additional source)
Paracanthonchus caecus (Bastian, 1865) Micoletzky, 1924 (additional source)
Parachromadora Timm, 1952 accepted as Timmia Hopper, 1961 (original description)
Parachromadora parva Timm, 1952 accepted as Timmia parva (Timm, 1952) Hopper, 1961 (additional source)
Paralinhomoeus conicaudatus (Allgén, 1930) accepted as Linhomoeus conicaudatus (Allgén, 1930) (additional source)
Paralinhomoeus paraconicaudatus Timm, 1954 (original description)
Paralinhomoeus paratenuicaudatus Timm, 1954 accepted as Paralinhomoeus lepturus de Man, 1907 (original description)
Polygastrophora heptabulba Timm, 1954 (original description)
Prochromadorella chitwoodi Timm, 1952 accepted as Prochromadorella micoletzkyi Chitwood, 1951 (original description)
Prochromadorella viridis Filipjev, 1930 accepted as Chromadorina viridis (Linstow, 1876) Wieser, 1954 (additional source)
Pseudolella brevamphida Timm, 1952 accepted as Parodontophora brevamphida (Timm, 1952) (original description)
Pseudolella cobbi Timm, 1952 accepted as Parodontophora cobbi (Timm, 1952) (original description)
Pseudolella paragranulifera Timm, 1952 accepted as Parodontophora paragranulifera (Timm, 1952) (original description)
Pseudometachromadora Timm, 1954 (original description)
Pseudometachromadora longilaima (Schuurmans Stekhoven, 1950) Timm, 1954 (new combination reference)
Ptycholaimellus carinatus Cobb, 1920 (additional source)
Sabatieria americana Timm, 1952 accepted as Sabatieria punctata (Kreis, 1924) (original description)
Sabatieria punctata (Kreis, 1924) (additional source)
Sphaerolaimus balticus Schneider, 1906 (additional source)
Spilophorella paradoxoides Timm, 1952 (original description)
Terschellingia communis de Man, 1888 (additional source)
Terschellingia longicaudata de Man, 1907 (additional source)
Theristus biarcospiculum Timm, 1954 (original description)
Theristus marylandicus Timm, 1952 accepted as Daptonema marylinicus Timm, 1952 (original description)
Theristus normandicus (de Man, 1890) accepted as Daptonema normandicum (de Man, 1890) Lorenzen, 1977 (additional source)
Theristus paraelaboratus Timm, 1952 accepted as Daptonema paraelaboratum (Timm, 1952) Lorenzen, 1977 (original description)
Theristus parambronensis Timm, 1954 (original description)
Theristus paranormandicus Timm, 1952 accepted as Daptonema normandicum (de Man, 1890) Lorenzen, 1977 (original description)
Theristus parvulus Timm, 1954 (original description)
Tripyloides gracilis (Ditlevsen, 1918) Filipjev, 1927 (additional source)
Viscosia brachylaimoides Chitwood, 1937 (additional source)
Viscosia papillata Chitwood, 1951 (additional source)