Acantholaimus setosus Vitiello, 1970 (basis of record)
Actinonema fidatum Vitiello, 1970 (basis of record)
Actinonema longicaudatum (Steiner, 1918) Wieser, 1954 (basis of record)
Aegialoalaimus elegans de Man, 1907 (basis of record)
Anticoma acuminata (Eberth, 1863) Bastian, 1865 (basis of record)
Anticyclus gigas Vitiello, 1969 (basis of record)
Anticyclus pachyamphis (Wieser, 1956) Gerlach, 1963 (basis of record)
Astomonema southwardorum Austen, Warwick & Ryan, 1993 (basis of record)
Atrochromadora microlaima (de Man, 1889) Wieser, 1954 (basis of record)
Camacolaimus prytherchi Chitwood, 1935 accepted as Deontolaimus prytherchi (Chitwood, 1935) Holovachov & Boström, 2015 (basis of record)
Camacolaimus tardus de Man, 1889 accepted as Deontolaimus tardus (de Man, 1889) Holovachov & Boström, 2015 (basis of record)
Campylaimus gerlachi Timm, 1961 (basis of record)
Campylaimus inaequalis Cobb, 1920 (basis of record)
Ceramonema chitwoodi De Coninck, 1942 (basis of record)
Ceramonema reticulatum Chitwood, 1936 (basis of record)
Chromadorita mucrodonta (Steiner, 1916) Wieser, 1954 (basis of record)
Crenopharynx marioni (Southern, 1914) Filipjev, 1934 (basis of record)
Curvolaimus uteratus Vitiello, 1970 (basis of record)
Cyartonema zosterae (Allgén, 1929) Juario, 1972 (basis of record)
Cylicolaimus magnus (Villot, 1875) de Man, 1889 (basis of record)
Cylicolaimus obtusidens Ditlevsen, 1926 (basis of record)
Daptonema circulum (Vitiello, 1971) Lorenzen, 1977 (basis of record)
Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977 (basis of record)
Daptonema nanum (Lorenzen, 1971) Lorenzen, 1977 (basis of record)
Daptonema paratortum (Vitiello, 1971) Lorenzen, 1977 (basis of record)
Daptonema planiere (Vitiello, 1971) Lorenzen, 1977 (basis of record)
Daptonema pseudotortum (Vitiello, 1971) Lorenzen, 1977 (basis of record)
Dentatonema crassum Kreis, 1928 (basis of record)
Deontostoma arcticum (Ssaweljev, 1912) Filipjev, 1916 (basis of record)
Desmodora conica Vitiello, 1971 (basis of record)
Desmodora nybelini Allgén, 1954 (basis of record)
Desmodora tenuispiculum Allgén, 1928 accepted as Desmodorella tenuispiculum (Allgén, 1928) Gerlach, 1963 (basis of record)
Desmodora varioannulata (Kreis, 1928) Verschelde, Gourbault & Vincx, 1998 (basis of record)
Desmoscolex amaurus Lorenzen, 1972 (basis of record)
Desmoscolex americanus Chitwood, 1936 (basis of record)
Desmoscolex falcatus Lorenzen, 1972 (basis of record)
Desmoscolex labiosus Lorenzen, 1969 (basis of record)
Desmoscolex petalodes Lorenzen, 1972 (basis of record)
Dichromadora cucullata Lorenzen, 1973 (basis of record)
Didelta scutellatum Vitiello, 1969 (basis of record)
Diplopeltoides ornatus (Gerlach, 1950) Gerlach, 1962 (basis of record)
Diplopeltula bulbosa Vitiello, 1972 accepted as Diplopeltoides bulbosus (Vitiello, 1972) Holovachov & Boström, 2017 (basis of record)
Diplopeltula incisa (Southern, 1914) Gerlach, 1962 accepted as Neodiplopeltula incisa (Southern, 1914) Holovachov & Boström, 2018 (basis of record)
Diplopeltula minuta Vitiello, 1972 accepted as Mudwigglus minutus (Vitiello, 1972) Holovachov, 2017 (basis of record)
Disconema minutum Vitiello, 1969 (basis of record)
Enoplus constrictus Ditlevsen, 1926 (basis of record)
Enoplus groenlandicus Ditlevsen, 1926 (basis of record)
Enoplus serratus Ditlevsen, 1926 (basis of record)
Epacanthion crassum (Ditlevsen, 1926) Wieser, 1953 (basis of record)
Filipjeva parameridionalis Vitiello, 1970 (basis of record)
Filoncholaimus filicaudatus (Ditlevsen, 1926) Filipjev, 1927 (basis of record)
Gammanema mediterraneum Vitiello, 1970 (basis of record)
Halalaimus amphidellus Vitiello, 1970 (basis of record)
Halalaimus amphistrius Vitiello, 1970 (basis of record)
Halalaimus delamarei Vitiello, 1970 (basis of record)
Halalaimus filicorpus Vitiello, 1970 (basis of record)
Halalaimus lutarus Vitiello, 1970 (basis of record)
Halalaimus monstrocaudatus Vitiello, 1970 (basis of record)
Halalaimus pachyodoroides Vitiello, 1970 (basis of record)
Halalaimus turbidus Vitiello, 1970 (basis of record)
Halichoanolaimus lanceolatus Vitiello, 1970 (basis of record)
Halichoanolaimus minor Ssaweljev, 1912 (basis of record)
Hopperia massiliensis Vitiello, 1969 (basis of record)
Laimella vera Vitiello, 1971 (basis of record)
Leptolaimus timmi Vitiello, 1971 accepted as Rhadinema timmi (Vitiello, 1971) Holovachov & Boström, 2014 (basis of record)
Leptosomatum bathybium Allgén, 1954 (basis of record)
Litinium bananum Gerlach, 1956 (basis of record)
Longicyatholaimus capsulatus Vitiello, 1970 (basis of record)
Longicyatholaimus cervoides Vitiello, 1970 (basis of record)
Longicyatholaimus filicaudatus Schuurmans Stekhoven, 1950 (basis of record)
Marilynia bellula (Vitiello, 1970) Hopper, 1972 accepted as Marylynnia bellula (Vitiello, 1970) Hopper, 1977 (basis of record)
Metacylicolaimus filicaudatus (Ditlevsen, 1926) Schuurmans Stekhoven, 1946 (basis of record)
Metadasynemella falciphalla Vitiello & Haspeslagh, 1972 (basis of record)
Metalinhomoeus biratus Vitiello, 1969 (basis of record)
Metalinhomoeus effilatus Schuurmans Stekhoven, 1942 (basis of record)
Metalinhomoeus parvasetosus Vitiello, 1969 (basis of record)
Micoletzkyia elegans Ditlevsen, 1926 (basis of record)
Micoletzkyia magna Vitiello, 1970 (basis of record)
Microlaimus lazonus Vitiello, 1970 accepted as Molgolaimus lazonus (Vitiello, 1970) Jensen, 1978 (basis of record)
Microlaimus texianus Chitwood, 1951 (basis of record)
Minolaimus cervoides Vitiello, 1970 (basis of record)
Minolaimus lineatus Vitiello, 1970 (basis of record)
Monhystera microphthalma de Man, 1880 accepted as Monhystrella microphthalma (de Man, 1880) Jacobs, 1987 (basis of record)
Nemanema rotundicaudatum (Ditlevsen, 1926) Filipjev, 1946 (basis of record)
Neotonchus corcundus (Gerlach, 1956) Wieser & Hopper, 1966 (basis of record)
Neotonchus cupulatus Vitiello, 1970 (basis of record)
Odontophora fatisca Vitiello, 1971 (basis of record)
Oncholaimus lanceolatus Vitiello, 1970 (basis of record)
Oncholaimus scanicus (Allgén, 1935) Wieser, 1953 (basis of record)
Oxystomina oxycaudata (Ditlevsen, 1926) Filipjev, 1921 (basis of record)
Oxystomina pulchella Vitiello, 1970 (basis of record)
Paralinhomoeus brevibucca Schuurmans Stekhoven, 1950 accepted as Linhomoeus brevibucca Schuurmans Stekhoven, 1950 (basis of record)
Paralinhomoeus caxinus Vitiello, 1969 accepted as Linhomoeus caxinus Vitiello, 1969 (basis of record)
Paramesacanthion oxycephalum (Ditlevsen, 1926) Wieser, 1953 (basis of record)
Paramesacanthion tricuspis (Schuurmans Stekhoven, 1950) Wieser, 1953 (basis of record)
Pareurystomina filicaudata Allgén, 1934 (basis of record)
Pelagonema omalum Vitiello, 1970 (basis of record)
Phanoderma islandicum Ditlevsen, 1926 (basis of record)
Phanoderma parasiticum Ditlevsen, 1926 (basis of record)
Phanodermopsis groenlandica Ditlevsen, 1926 (basis of record)

European waters (ERMS scope) for Acantholaimus setosus Vitiello, 1970 
European waters (ERMS scope) for Actinonema fidatum Vitiello, 1970 
European waters (ERMS scope) for Actinonema longicaudatum (Steiner, 1918) Wieser, 1954 
European waters (ERMS scope) for Aegialoalaimus elegans de Man, 1907 
European waters (ERMS scope) for Anticoma acuminata (Eberth, 1863) Bastian, 1865 
European waters (ERMS scope) for Anticyclus gigas Vitiello, 1969 
European waters (ERMS scope) for Anticyclus pachyamphis (Wieser, 1956) Gerlach, 1963 
European waters (ERMS scope) for Astomonema southwardorum Austen, Warwick & Ryan, 1993 
European waters (ERMS scope) for Atrochromadora microlaima (de Man, 1889) Wieser, 1954 
European waters (ERMS scope) for Camacolaimus prytherchi Chitwood, 1935 
European waters (ERMS scope) for Camacolaimus tardus de Man, 1889 
European waters (ERMS scope) for Campylaimus gerlachi Timm, 1961 
European waters (ERMS scope) for Campylaimus inaequalis Cobb, 1920 
European waters (ERMS scope) for Ceramonema chitwoodi De Coninck, 1942 
European waters (ERMS scope) for Ceramonema reticulatum Chitwood, 1936 
European waters (ERMS scope) for Cervonema tenuicaudatum (Schuurmans Stekhoven, 1950) Wieser, 1954 
European waters (ERMS scope) for Chromadorita mucrodonta (Steiner, 1916) Wieser, 1954 
European waters (ERMS scope) for Crenopharynx marioni (Southern, 1914) Filipjev, 1934 
European waters (ERMS scope) for Curvolaimus uteratus Vitiello, 1970 
European waters (ERMS scope) for Cyartonema zosterae (Allgén, 1929) Juario, 1972 
European waters (ERMS scope) for Cylicolaimus magnus (Villot, 1875) de Man, 1889 
European waters (ERMS scope) for Cylicolaimus obtusidens Ditlevsen, 1926 
European waters (ERMS scope) for Daptonema circulum (Vitiello, 1971) Lorenzen, 1977 
European waters (ERMS scope) for Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977 
European waters (ERMS scope) for Daptonema nanum (Lorenzen, 1971) Lorenzen, 1977 
European waters (ERMS scope) for Daptonema paratortum (Vitiello, 1971) Lorenzen, 1977 
European waters (ERMS scope) for Daptonema planiere (Vitiello, 1971) Lorenzen, 1977 
European waters (ERMS scope) for Daptonema pseudotortum (Vitiello, 1971) Lorenzen, 1977 
European waters (ERMS scope) for Dentatonema crassum Kreis, 1928 
European waters (ERMS scope) for Deontostoma arcticum (Ssaweljev, 1912) Filipjev, 1916 
European waters (ERMS scope) for Desmodora conica Vitiello, 1971 
European waters (ERMS scope) for Desmodora nybelini Allgén, 1954 
European waters (ERMS scope) for Desmodora tenuispiculum Allgén, 1928 
European waters (ERMS scope) for Desmodora varioannulata (Kreis, 1928) Verschelde, Gourbault & Vincx, 1998 
European waters (ERMS scope) for Desmoscolex amaurus Lorenzen, 1972 
European waters (ERMS scope) for Desmoscolex americanus Chitwood, 1936 
European waters (ERMS scope) for Desmoscolex falcatus Lorenzen, 1972 
European waters (ERMS scope) for Desmoscolex labiosus Lorenzen, 1969 
European waters (ERMS scope) for Desmoscolex petalodes Lorenzen, 1972 
European waters (ERMS scope) for Dichromadora cucullata Lorenzen, 1973 
European waters (ERMS scope) for Didelta scutellatum Vitiello, 1969 
European waters (ERMS scope) for Diplopeltoides ornatus (Gerlach, 1950) Gerlach, 1962 
European waters (ERMS scope) for Diplopeltula bulbosa Vitiello, 1972 
European waters (ERMS scope) for Diplopeltula incisa (Southern, 1914) Gerlach, 1962 
European waters (ERMS scope) for Diplopeltula minuta Vitiello, 1972 
European waters (ERMS scope) for Disconema minutum Vitiello, 1969 
European waters (ERMS scope) for Enoplus constrictus Ditlevsen, 1926 
European waters (ERMS scope) for Enoplus groenlandicus Ditlevsen, 1926 
European waters (ERMS scope) for Enoplus serratus Ditlevsen, 1926 
European waters (ERMS scope) for Epacanthion crassum (Ditlevsen, 1926) Wieser, 1953 
European waters (ERMS scope) for Filipjeva parameridionalis Vitiello, 1970 
European waters (ERMS scope) for Filoncholaimus filicaudatus (Ditlevsen, 1926) Filipjev, 1927 
European waters (ERMS scope) for Gammanema mediterraneum Vitiello, 1970 
European waters (ERMS scope) for Halalaimus amphidellus Vitiello, 1970 
European waters (ERMS scope) for Halalaimus amphistrius Vitiello, 1970 
European waters (ERMS scope) for Halalaimus delamarei Vitiello, 1970 
European waters (ERMS scope) for Halalaimus filicorpus Vitiello, 1970 
European waters (ERMS scope) for Halalaimus lutarus Vitiello, 1970 
European waters (ERMS scope) for Halalaimus monstrocaudatus Vitiello, 1970 
European waters (ERMS scope) for Halalaimus pachyodoroides Vitiello, 1970 
European waters (ERMS scope) for Halalaimus turbidus Vitiello, 1970 
European waters (ERMS scope) for Halichoanolaimus lanceolatus Vitiello, 1970 
European waters (ERMS scope) for Halichoanolaimus minor Ssaweljev, 1912 
European waters (ERMS scope) for Hopperia massiliensis Vitiello, 1969 
European waters (ERMS scope) for Laimella vera Vitiello, 1971 
European waters (ERMS scope) for Leptolaimus timmi Vitiello, 1971 
European waters (ERMS scope) for Leptosomatum bathybium Allgén, 1954 
European waters (ERMS scope) for Litinium bananum Gerlach, 1956 
European waters (ERMS scope) for Longicyatholaimus capsulatus Vitiello, 1970 
European waters (ERMS scope) for Longicyatholaimus cervoides Vitiello, 1970 
European waters (ERMS scope) for Longicyatholaimus filicaudatus Schuurmans Stekhoven, 1950 
European waters (ERMS scope) for Marilynia bellula (Vitiello, 1970) Hopper, 1972 
European waters (ERMS scope) for Metacylicolaimus filicaudatus (Ditlevsen, 1926) Schuurmans Stekhoven, 1946 
European waters (ERMS scope) for Metadasynemella falciphalla Vitiello & Haspeslagh, 1972 
European waters (ERMS scope) for Metalinhomoeus biratus Vitiello, 1969 
European waters (ERMS scope) for Metalinhomoeus effilatus Schuurmans Stekhoven, 1942 
European waters (ERMS scope) for Metalinhomoeus parvasetosus Vitiello, 1969 
European waters (ERMS scope) for Micoletzkyia elegans Ditlevsen, 1926 
European waters (ERMS scope) for Micoletzkyia magna Vitiello, 1970 
European waters (ERMS scope) for Microlaimus lazonus Vitiello, 1970 
European waters (ERMS scope) for Microlaimus texianus Chitwood, 1951 
European waters (ERMS scope) for Minolaimus cervoides Vitiello, 1970 
European waters (ERMS scope) for Minolaimus lineatus Vitiello, 1970 
European waters (ERMS scope) for Monhystera microphthalma de Man, 1880 
European waters (ERMS scope) for Nemanema rotundicaudatum (Ditlevsen, 1926) Filipjev, 1946 
European waters (ERMS scope) for Neotonchus corcundus (Gerlach, 1956) Wieser & Hopper, 1966 
European waters (ERMS scope) for Neotonchus cupulatus Vitiello, 1970 
European waters (ERMS scope) for Odontophora fatisca Vitiello, 1971 
European waters (ERMS scope) for Oncholaimus lanceolatus Vitiello, 1970 
European waters (ERMS scope) for Oncholaimus scanicus (Allgén, 1935) Wieser, 1953 
European waters (ERMS scope) for Oxystomina oxycaudata (Ditlevsen, 1926) Filipjev, 1921 
European waters (ERMS scope) for Oxystomina pulchella Vitiello, 1970 
European waters (ERMS scope) for Paralinhomoeus brevibucca Schuurmans Stekhoven, 1950 
European waters (ERMS scope) for Paralinhomoeus caxinus Vitiello, 1969 
European waters (ERMS scope) for Paramesacanthion oxycephalum (Ditlevsen, 1926) Wieser, 1953 
European waters (ERMS scope) for Paramesacanthion tricuspis (Schuurmans Stekhoven, 1950) Wieser, 1953 
European waters (ERMS scope) for Pareurystomina filicaudata Allgén, 1934 
European waters (ERMS scope) for Pelagonema omalum Vitiello, 1970 
European waters (ERMS scope) for Phanoderma islandicum Ditlevsen, 1926 
European waters (ERMS scope) for Phanoderma parasiticum Ditlevsen, 1926