Acontiolaimus Filipjev, 1918 accepted as Deontolaimus de Man, 1880 (original description)
Acontiolaimus zostericola Filipjev, 1918 (original description)
Adoncholaimus Filipjev, 1918 (original description)
Adoncholaimus fuscus (Bastian, 1865) Filipjev, 1918 (new combination reference)
Adoncholaimus lepidus (de Man, 1889) Filipjev, 1918 (new combination reference)
Adoncholaimus thalassophygas (de Man, 1876) Filipjev, 1918 (new combination reference)
Araeolaimus zosterae (Filipjev, 1918) Chitwood & Chitwood, 1937 (1938) (taxonomy source)
Axonolaimus ponticus Filipjev, 1918 (original description)
Axonolaimus setosus Filipjev, 1918 (original description)
Camacolaimus zostericola (Filipjev, 1918) accepted as Acontiolaimus zostericola Filipjev, 1918 (ecology source)
Chromadorella Filipjev, 1918 (original description)
Chromadorella filiformis (Bastian, 1865) Filipjev, 1918 (new combination reference)
Chromadorina Filipjev, 1918 (original description)
Chromadorina obtusa Filipjev, 1918 (original description)
Chromadoropsis Filipjev, 1918 (original description)
Chromaspirina Filipjev, 1918 (original description)
Chromaspirina pontica Filipjev, 1918 (original description)
Cobbia triodonta Filipjev, 1918 (original description)
Comesoma stenocephalum Filipjev, 1918 (original description)
Disconema Filipjev, 1918 (original description)
Disconema alaima Filipjev, 1918 (original description)
Draconema cephalatum (Cobb, 1913) Steiner, 1921 (additional source)
Draconema claparedii (Metschnikoff, 1867) Filipjev, 1918 (new combination reference)
Draconema ophicephalum (Claparède, 1863) Filipjev, 1918 (taxonomy source)
Draconema ponticum Filipjev, 1918 accepted as Draconema ophicephalum (Claparède, 1863) Filipjev, 1918 (original description)
Enoplina (additional source)
Enoploides amphioxi Filipjev, 1918 (original description)
Enoploides cirrhatus Filipjev, 1918 (original description)
Enoploides hirsutus Filipjev, 1918 (original description)
Enoploides labiatus (Bütschli, 1874) Filipjev, 1918 (new combination reference)
Enoplus littoralis Filipjev, 1918 (original description)
Halichoanolaimus dolichurus Ssaweljev, 1912 (redescription)
Leptosomatides Filipjev, 1918 (original description)
Leptosomatides euxinus Filipjev, 1918 (original description)
Mesacanthion conicum (Filipjev, 1918) Filipjev, 1927 (ecology source)
Metachromadora Filipjev, 1918 (original description)
Metachromadora cystoseirae Filipjev, 1918 (original description)
Metachromadora macroutera Filipjev, 1918 (original description)
Metalinhomoeus zosterae Filipjev, 1918 (original description)
Metoncholaimus Filipjev, 1918 (original description)
Metoncholaimus albidus (Bastian, 1865) Filipjev, 1918 (new combination reference)
Metoncholaimus anthophorus (Ssaweljev, 1912) Filipjev, 1918 (new combination reference)
Metoncholaimus demani (Zur Strassen, 1894) Filipjev, 1918 (new combination reference)
Metoncholaimus demani (Zur Strassen, 1894) Filipjev, 1918 (additional source)
Metoncholaimus pristiurus (Zur Strassen, 1894) Filipjev, 1918 (new combination reference)
Monhystera Bastian, 1865 (additional source)
Nemanema filiforme (Filipjev, 1918) Filipjev in Kreis, 1926 (ecology source)
Oncholaimus brevicaudatus Filipjev, 1918 (original description)
Oncholaimus campylocercoides De Coninck & Schuurmans Stekhoven, 1933 (original description)
Oncholaimus dujardinii de Man, 1876 (additional source)
Oxyonchus dubius (Filipjev, 1918) De Coninck & Schuurmans Stekhoven, 1933 (ecology source)
Oxystomina Filipjev, 1918 (original description)
Paracomesoma dubium (Filipjev, 1918) Schuurmans Stekhoven, 1950 (ecology source)
Paralinhomoeus filiformis (Filipjev, 1918) accepted as Linhomoeus filiformis Filipjev, 1918 (ecology source)
Paralinhomoeus filiformis (Filipjev, 1918) accepted as Linhomoeus filiformis Filipjev, 1918 (original description)
Paramonohystera Steiner, 1916 (status source)
Paramonohystera elliptica (Filipjev, 1918) (original description)
Paramonohystera megacephala Steiner, 1916 (status source)
Pelagonema obtusicauda Filipjev, 1918 (original description)
Phanoderma setigerum (Marion, 1870) Filipjev, 1918 (new combination reference)
Polygastrophora hexabulba (Filipjev, 1918) Filipjev in Kreis, 1926 (ecology source)
Prooncholaimus eberthi (Filipjev, 1918) (ecology source)
Prosphaerolaimus Filipjev, 1918 (original description)
Prosphaerolaimus eurypharynx Filipjev, 1918 (original description)
Sabatieria abyssalis (Filipjev, 1918) Filipjev, 1922 (ecology source)
Siphonolaiminae Filipjev, 1918 (original description)
Siphonolaimus nigricans (Cobb, 1894) (additional source)
Sphaerocephalum Filipjev, 1918 (original description)
Sphaerocephalum crassicauda Filipjev, 1918 (original description)
Sphaerolaimidae Filipjev, 1918 (original description)
Sphaerolaimus dispar Filipjev, 1918 accepted as Parasphaerolaimus dispar (Filipjev, 1918) Filipjev, 1946 (original description)
Sphaerolaimus macrocirculus Filipjev, 1918 (original description)
Sphaerolaimus ostreae Filipjev, 1918 (original description)
Spilophorella euxina Filipjev, 1918 (original description)
Spilophorella paradoxa (de Man, 1888) Filipjev, 1917 (redescription)
Spirinia sabulicola Filipjev, 1918 (original description)
Symplocostoma ponticum Filipjev, 1918 (original description)
Terschellingia pontica Filipjev, 1918 (original description)
Theristus gracilis (de Man, 1876) Filipjev, 1918 (new combination reference)
Theristus sabulicola (Filipjev, 1918) Wieser, 1956 (original description)
Viscosia cobbi Filipjev, 1918 (original description)
Viscosia langrunensis (de Man, 1890) (new combination reference)
Viscosia minor Filipjev, 1918 (original description)