Anticoma insulaealbae Filipjev, 1927 (original description)
Anticoma limalis novozemelica Filipjev, 1927 accepted as Anticoma acuminata (Eberth, 1863) Bastian, 1865 (original description)
Anticoma minor Filipjev, 1927 (original description)
Anticoma murmanica Filipjev, 1927 accepted as Odontanticoma murmanica (Filipjev, 1927) Platonova, 1976 (original description)
Barbonema Filipjev, 1927 (original description)
Barbonema setiferum Filipjev, 1927 (original description)
Bathylaimus septentrionalis (Filipjev, 1927) De Coninck & Stekhoven, 1933 (ecology source)
Chaetonema Filipjev, 1927 (original description)
Chaetonema longisetum (Steiner, 1916) Filipjev, 1927 (original description)
Chaetonema steineri Filipjev, 1927 (original description)
Ditlevsenella Filipjev, 1927 (original description)
Ditlevsenella danica Filipjev, 1927 (original description)
Ditlevsenella murmanica Filipjev, 1927 (original description)
Enoplina (additional source)
Enoploides cephalophorus (Ditlevsen, 1918) Filipjev, 1927 (new combination reference)
Enoplus crassus Filipjev, 1916 (additional source)
Fenestrolaimus Filipjev, 1927 (original description)
Fenestrolaimus insulaealbae Filipjev, 1927 (original description)
Fenestrolaimus murmanicus Filipjev, 1927 (original description)
Fenestrolaimus profundis Filipjev, 1927 (original description)
Filoncholaimus filicaudatus (Ditlevsen, 1926) Filipjev, 1927 (original description)
Halalaimus de Man, 1888 (taxonomy source)
Halalaimus diplocephalus Filipjev, 1927 (original description)
Halalaimus isaitshikovi (Filipjev, 1927) Schuurmans Stekhoven, 1935 (original description)
Halalaimus longicaudatus (Filipjev, 1927) Schneider, 1939 (ecology source)
Halalaimus pachyderma (Filipjev, 1927) Schuurmans Stekhoven, 1935 (original description)
Halalaimus zenkevitshi Filipjev, 1927 (original description)
Klugea Filipjev, 1927 (original description)
Klugea pigmentata (Ditlevsen, 1926) Filipjev, 1927 (original description)
Klugea polaris (Steiner, 1916) Filipjev, 1927 (new combination reference)
Klugea trilabia Filipjev, 1927 (original description)
Ledovitia Filipjev, 1927 (original description)
Ledovitia hirsuta Filipjev, 1927 (original description)
Leptosomella Filipjev, 1927 (original description)
Leptosomella acrocerca Filipjev, 1927 (original description)
Mesacanthion Filipjev, 1927 (original description)
Mesacanthion audax (Ditlevsen, 1918) Filipjev, 1927 (new combination reference)
Mesacanthion banale (Filipjev, 1927) Gerlach & Riemann, 1974 (ecology source)
Mesacanthion banale (Filipjev, 1927) Gerlach & Riemann, 1974 (original description)
Mesacanthion breviseta (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (original description)
Mesacanthion breviseta (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (ecology source)
Mesacanthion diplechma (Southern, 1914) Filipjev, 1927 (new combination reference)
Mesacanthion ditlevseni (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (original description)
Mesacanthion ditlevseni (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (ecology source)
Mesacanthion lucifer (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (original description)
Mesacanthion majus (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (ecology source)
Metaphanoderma ditlevseni (Filipjev, 1927) Platonova, 1984 (original description)
Nemanema cylindraticaudatum (de Man, 1922) Filipjev, 1927 (taxonomy source)
Odontanticoma murmanica (Filipjev, 1927) Platonova, 1976 (original description)
Oncholaimus septentrionalis Filipjev, 1927 (original description)
Oxyonchus (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (original description)
Oxyonchus acantholaimus (Ssaweljev, 1912) Filipjev, 1927 (new combination reference)
Oxyonchus dentatus (Ditlevsen, 1918) Filipjev, 1927 (new combination reference)
Oxyonchus hamatus (Steiner, 1916) Filipjev, 1927 (new combination reference)
Oxyonchus polaris (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933 (original description)
Oxystomina alpatovi (Filipjev, 1927) Wieser, 1953 (original description)
Oxystomina novozemelica (Filipjev, 1927) Wieser, 1953 (original description)
Oxystomina nuda (Filipjev, 1927) Wieser, 1953 (original description)
Paramesacanthion klugei (Filipjev, 1927) Wieser, 1953 (new combination reference)
Parasaveljevia clavicauda (Filipjev, 1927) Wieser, 1953 (original description)
Pareurystomina tenuissima (Filipjev, 1927) Filipjev, 1946 (original description)
Phanodermopsis caudatum (Filipjev, 1927) Schuurmans Stekhoven, 1946 accepted as Crenopharynx caudata (Filipjev, 1927) Shimada & Kakui, 2019 (original description)
Phanodermopsis reducta (Filipjev, 1927) Gerlach & Riemann, 1974 (original description)
Platycomopsis mesjatzevi (Filipjev, 1927) (new combination reference)
Pseudocella coeca (Ssaweljev, 1912) Filipjev, 1927 (additional source)
Pseudocella saveljevi (Filipjev, 1927) Filipjev, 1946 (ecology source)
Pseudocella saveljevi (Filipjev, 1927) Filipjev, 1946 (original description)
Pseudocella trichodes (Leuckart, 1849) Filipjev, 1927 (new combination reference)
Pseudoncholaimus saveljevi (Filipjev, 1927) Kreis, 1934 (ecology source)
Rhabdodemania gracilis (Ditlevsen, 1918) Baylis & Daubney, 1926 (redescription)
Saveljevia Filipjev, 1927 (original description)
Saveljevia curvidens Filipjev, 1927 (original description)
Saveljevia kolaensis Filipjev, 1927 (original description)
Saveljevia xiphonchus Filipjev, 1927 (original description)
Symplocostoma karense Filipjev, 1927 (original description)
Symplocostoma leptolaimus Filipjev, 1927 (original description)
Symplocostoma majus Filipjev, 1927 (original description)
Symplocostoma medium Filipjev, 1927 (original description)
Synonchus armatus (Ditlevsen, 1923) Filipjev, 1927 (original description)
Synonchus longisetosus (Southern, 1914) Filipjev, 1927 (new combination reference)
Synonchus murmanicus Filipjev, 1927 (original description)
Synonchus roscovianus (Villot, 1875) Filipjev, 1927 (additional source)
Thalassoalaimus oxycauda Filipjev, 1927 (original description)
Thalassoalaimus rotundicaudatus Filipjev, 1927 (original description)
Thalassoalaimus septentrionalis Filipjev, 1927 (original description)
Thoracostomopsis ditlevseni Filipjev, 1927 accepted as Metaphanoderma ditlevseni (Filipjev, 1927) Platonova, 1984 (original description)
Thoracostomopsis galeata Filipjev, 1927 (original description)
Thoracostomopsis longissima Filipjev, 1927 (original description)
Tripyloides gracilis (Ditlevsen, 1918) Filipjev, 1927 (new combination reference)
Viscosia brachylaima Filipjev, 1927 (original description)
Viscosia stenolaima Filipjev, 1927 (original description)