Anticoma tenuicaudatoides Filipjev, 1946 (original description)
Bathylaimus longicaudatus Filipjev, 1946 (original description)
Desmodora gorbunovi Filipjev, 1946 accepted as Desmodora pilosa Ditlevsen, 1926 (original description)
Desmodora gorbunovi perforata Filipjev, 1946 accepted as Desmodora pilosa Ditlevsen, 1926 (original description)
Desmodora irregularis Filipjev, 1946 (original description)
Enoplus polaris Filipjev, 1946 (original description)
Euchromadora arctica Filipjev, 1946 accepted as Graphonema arctica (Filipjev, 1946) Warwick & Coles, 1975 (original description)
Eurystomina tenuissima Filipjev, 1927 accepted as Pareurystomina tenuissima (Filipjev, 1927) Filipjev, 1946 (new combination reference)
Halalaimus tenuicapitatus Filipjev, 1946 (original description)
Longicyatholaimus continus Filipjev, 1946 (original description)
Longicyatholaimus dubius Filipjev, 1946 accepted as Marilynia dubius (Filipjev, 1946) Hopper, 1972 accepted as Marylynnia dubia (Filipjev, 1946) Hopper, 1977 (original description)
Nemanema rotundicaudatum (Ditlevsen, 1926) Filipjev, 1946 (taxonomy source)
Nummocephalus Filipjev, 1946 accepted as Pomponema Cobb, 1917 (original description)
Nummocephalus cotylophorus (Steiner, 1916) Filipjev, 1946 accepted as Pomponema cotylophorum (Steiner, 1916) Lorenzen, 1972 (new combination reference)
Oncholaimus ceterus Filipjev, 1946 (original description)
Oxyonchus problematicus Filipjev, 1946 (original description)
Oxystoma rotundicaudatum Ditlevsen, 1926 accepted as Nemanema rotundicaudatum (Ditlevsen, 1926) Filipjev, 1946 (redescription)
Oxystomina tenuicaudata Filipjev, 1946 (original description)
Parasphaerolaimus dispar (Filipjev, 1918) Filipjev, 1946 (additional source)
Parasphaerolaimus hirticollis Cobb, 1898 (additional source)
Parasphaerolaimus islandicus (Ditlevsen, 1926) Filipjev, 1946 (new combination reference)
Parasphaerolaimus polaris Filipjev, 1946 (original description)
Pareurystomina micoletzkyii Filipjev, 1946 (original description)
Pareurystomina tenuissima (Filipjev, 1927) Filipjev, 1946 (new combination reference)
Phanodermopsis conicauda Filipjev, 1946 (original description)
Phanodermopsis obtusicauda Filipjev, 1946 (original description)
Pseudocella citronicauda (Wieser, 1954) Filipjev, 1946 (new combination reference)
Pseudocella tenuis Filipjev, 1946 (original description)
Sabatieria paravulgaria Filipjev, 1946 (original description)
Sabatieria paravulgaris Filipjev, 1946 accepted as Sabatieria paravulgaria Filipjev, 1946 (original description)
Sphaerolaimus polaris (Filipjev, 1946) accepted as Parasphaerolaimus polaris Filipjev, 1946 (original description)
Symplocostoma leptocephalum Filipjev, 1946 (original description)
Symplocostoma paramajus Filipjev, 1946 (original description)
Trefusia magna Filipjev, 1946 accepted as Trefusialaimus magnus (Filipjev, 1946) Riemann, 1974 (original description)
Viscosia fatigans Filipjev, 1946 (original description)
Viscosia longissima Filipjev, 1946 (original description)
Viscosia nona Filipjev, 1946 (original description)

New Siberian Islands for Longicyatholaimus dubius Filipjev, 1946