Adoncholaimus fuscus (Bastian, 1865) Filipjev, 1918 (additional source)
Adoncholaimus thalassophygas (de Man, 1876) Filipjev, 1918 (additional source)
Anticoma limalis Bastian, 1865 accepted as Anticoma acuminata (Eberth, 1863) Bastian, 1865 (ecology source)
Araeolaimus elegans de Man, 1888 (ecology source)
Araeolaimus leptopharynx (Bresslau & Stekhoven in Stekhoven, 1935) Wieser, 1956 (ecology source)
Catalaimus maxweberi de Man, 1922 accepted as Calyptronema maxweberi (de Man, 1922) (additional source)
Chromadora meridiana Cobb, 1914 accepted as Chromadorella meridiana (Cobb, 1914) (additional source)
Chromadora microlaima de Man, 1889 accepted as Atrochromadora microlaima (de Man, 1889) Wieser, 1954 (additional source)
Chromadora nudicapitata Bastian, 1865 (ecology source)
Chromadorita obtusidens Schuurmans Stekhoven & Adam, 1931 accepted as Prochromadorella obtusidens (Schuurmans Stekhoven & Adam, 1931) Wieser, 1951 (ecology source)
Cyatholaimus punctatus Bastian, 1865 accepted as Praeacanthonchus punctatus (Bastian, 1865) Micoletzky, 1924 (ecology source)
Cyatholaimus simulatus Kreis, 1924 (additional source)
Desmodora microchaeta Allgén, 1929 (ecology source)
Desmodora scaldensis de Man, 1889 (ecology source)
Desmolaimus fennicus (Schneider, 1926) Gerlach, 1953 accepted as Desmolaimus zeelandicus de Man, 1880 (ecology source)
Desmoscolex minutus Claparède, 1863 (ecology source)
Dichromadora Kreis, 1929 (ecology source)
Dichromadora hyalocheile De Coninck & Schuurmans Stekhoven, 1933 (ecology source)
Dorylaimus stagnalis Dujardin, 1845 (ecology source)
Enoplus brevis Bastian, 1865 (additional source)
Enoplus communis Bastian, 1865 (additional source)
Halalaimus de Man, 1888 (ecology source)
Halalaimus gracilis de Man, 1888 (additional source)
Halichoanolaimus robustus (Bastian, 1865) de Man, 1886 (additional source)
Krampia acropora Ditlevsen, 1921 (ecology source)
Metachromadora vivipara (de Man, 1907) Allgen, 1928 accepted as Chromadoropsis vivipara (de Man, 1907) Allgen, 1928 (ecology source)
Metalinhomoeus filicaudatus (Allgén, 1930) (ecology source)
Microlaimus acuticaudatus Schuurmans Stekhoven & De Coninck, 1933 (ecology source)
Microlaimus globiceps de Man, 1880 (additional source)
Microlaimus honestus De Man, 1922 (additional source)
Microlaimus tenuispiculum de Man, 1922 (additional source)
Microlaimus zosterae Allgén, 1930 (ecology source)
Monhystera disjuncta Bastian, 1865 accepted as Halomonhystera disjuncta (Bastian, 1865) Andrássy, 2006 (ecology source)
Monhystera macramphis Filipjev, 1929 (ecology source)
Monhystera refringens Bresslau & Schuurmans Stekhoven, 1935 accepted as Thalassomonhystera refringens (Bresslau & Schuurmans-Stekhoven, 1935) Jacobs, 1987 (ecology source)
Odontophora armata (Ditlevsen, 1918) Allgén, 1929 (ecology source)
Oncholaimium oxyure Schuurmans Stekhoven, 1954 (original description)
Oncholaimus attenuatus Dujardin, 1845 (ecology source)
Oncholaimus oxyuris Ditlevsen, 1911 (ecology source)
Oncholaimus skawensis Ditlevsen, 1921 (ecology source)
Paracanthonchus caecus (Bastian, 1865) Micoletzky, 1924 (additional source)
Paracanthonchus kreisi Allgén, 1929 accepted as Praeacanthonchus kreisi (Allgén, 1929) Gerlach & Riemann, 1973 (ecology source)
Paracanthonchus spectabilis Allgén, 1931 (ecology source)
Paracyatholaimus intermedius (de Man, 1880) Micoletzky, 1922 (ecology source)
Paralinhomoeus de Man, 1907 accepted as Linhomoeus Bastian, 1865 (ecology source)
Sabatieria punctata (Kreis, 1924) (ecology source)
Sabatieria tenuicaudata (Bastian, 1865) Rouville, 1905 (ecology source)
Siphonolaimus niger de Man, 1893 (ecology source)
Southernia zosterae Allgén, 1929 accepted as Cyartonema zosterae (Allgén, 1929) Juario, 1972 (ecology source)
Spilophorella paradoxa (de Man, 1888) Filipjev, 1917 (additional source)
Symplocostoma longicolle Bastian, 1865 accepted as Symplocostoma tenuicolle (Eberth, 1863) Wieser, 1953 (ecology source)
Syringolaimus striatocaudatus de Man, 1888 (ecology source)
Theristus acer Bastian, 1865 (ecology source)
Tricoma steineri de Man, 1922 (ecology source)