Anticoma arctica Steiner, 1916 (original description)
Araeolaimus steineri (Steiner, 1916) Filipjev, 1922 (original description)
Chaetonema longisetum (Steiner, 1916) Filipjev, 1927 (ecology source)
Chromadorita heterophya (Steiner, 1916) Filipjev, 1922 (ecology source)
Chromadorita hyalocephala (Steiner, 1916) Filipjev, 1922 (original description)
Chromadorita mucrodonta (Steiner, 1916) Wieser, 1954 (original description)
Deontostoma lobatum (Steiner, 1916) Platonova, 1962 (ecology source)
Desmodora bullata Steiner, 1916 accepted as Desmodorella bullata (Steiner, 1916) Verschelde, Gourbault & Vincx, 1998 (original description)
Desmodora poseidoni Steiner, 1916 (original description)
Desmodorella bullata (Steiner, 1916) Verschelde, Gourbault & Vincx, 1998 (original description)
Dichromadora cephalata (Steiner, 1916) Kreis, 1929 (ecology source)
Draconema cephalatum (Cobb, 1913) Steiner, 1921 (additional source)
Ionema cobbi (Steiner, 1916) Micoletzky, 1924 (ecology source)
Klugea polaris (Steiner, 1916) Filipjev, 1927 (original description)
Leptolaimus ditlevseni (Steiner, 1916) De Coninck, 1965 (ecology source)
Metaphanoderma conicaudatum (Steiner, 1916) Platonova, 1984 (original description)
Microlaimus borealis Steiner, 1916 (original description)
Monhystera barentsi Steiner, 1916 accepted as Halomonhystera uniformis (Cobb, 1914) Andrássy, 2006 (original description)
Monoposthia mielcki Steiner, 1916 (original description)
Neochromadora craspedota (Steiner, 1916) Mickoletzky, 1924 (ecology source)
Oxyonchus hamatus (Steiner, 1916) Filipjev, 1927 (ecology source)
Paramonhystera megacephala Wieser, 1956 accepted as Paramonohystera megacephala Steiner, 1916 (original description)
Paramonohystera Steiner, 1916 (original description)
Paramonohystera megacephala Steiner, 1916 (original description)
Phanoderma conicaudatum (Steiner, 1916) Steiner, 1921 accepted as Metaphanoderma conicaudatum (Steiner, 1916) Platonova, 1984 (original description)
Pomponema cotylophorum (Steiner, 1916) Lorenzen, 1972 (original description)
Prochaetosoma primitiva (Steiner, 1916) (original description)
Richtersia Steiner, 1916 (original description)
Richtersia collaris Steiner, 1916 (original description)
Sabatieria longiseta Steiner, 1916 accepted as Sabatieria celtica Southern, 1914 (original description)
Siphonolaimus weismanni (zur Strassen, 1904) (additional source)
Southerniella stenolaima (Steiner, 1916) Wieser, 1956 (ecology source)
Steineridora loricata (Steiner, 1916) Inglis, 1969 (ecology source)
Thalassoalaimus egregius Steiner, 1916 accepted as Litinium egregius (Steiner, 1916) Martelli, Lo Russo, Villares & Pastor de Ward, 2017 (original description)