Anoplostoma exceptum Schulz, 1935 (taxonomy source)
Calyptronema setifer (Gerlach, 1953) Wieser, 1953 (ecology source)
Ceramonema pisanum Gerlach, 1953 (original description)
Chromadorita brevisetosa Gerlach, 1953 (original description)
Chromadorita obliqua (Gerlach, 1953) Wieser, 1954 (ecology source)
Chromaspirina denticulata (Gerlach, 1953) Luc & De Coninck, 1959 accepted as Pseudomicrolaimus denticulatus (Gerlach, 1953) Kovalyev & Tchesunov, 2005 (ecology source)
Chromaspirina pontica Filipjev, 1918 (additional source)
Cobbia dentata Gerlach, 1953 (original description)
Dagda asymmetrica Gerlach, 1953 accepted as Procamacolaimus asymmetricus (Gerlach, 1953) (original description)
Daptonema microspiculum (Gerlach, 1953) Lorenzen, 1977 (ecology source)
Dasynemella pselionemoides (Gerlach, 1953) De Coninck, 1965 accepted as Ceramonema pselionemoides Gerlach, 1953 (ecology source)
Dichromadora abnormis Gerlach, 1953 (original description)
Enoploides brunettii Gerlach, 1953 (original description)
Enoploides brunettii Gerlach, 1953 (taxonomy source)
Enoploides tyrrhenicus Brunetti, 1949 (taxonomy source)
Enoplolaimus litoralis Schulz, 1936 (taxonomy source)
Enoplolaimus subterraneus Gerlach, 1953 (original description)
Enoplolaimus villosus Gerlach, 1953 (original description)
Enoplus littoralis Filipjev, 1918 (taxonomy source)
Enoplus schulzi Gerlach, 1952 (taxonomy source)
Gammanema conicauda Gerlach, 1953 (original description)
Halalaimus cirrhatus Gerlach, 1953 (original description)
Mesacanthion hirsutum Gerlach, 1953 (original description)
Metadesmolaimus aversivulva Gerlach, 1953 (original description)
Microlaimus crassiceps Gerlach, 1953 accepted as Bolbolaimus crassiceps (Gerlach, 1953) Jensen, 1978 (original description)
Microlaimus dentatus Chitwood, 1937 accepted as Microlaimus chitwoodi Gerlach, 1950 accepted as Bolbolaimus chitwoodi (Gerlach, 1950) Jensen, 1978 (source of synonymy)
Microlaimus microseta Gerlach, 1953 (original description)
Microlaimus monstrosus Gerlach, 1953 (original description)
Microlaimus undulatus Gerlach, 1953 (original description)
Monoposthia mirabilis Schulz, 1932 (additional source)
Nudora thorakista (Schulz, 1935) Gerlach & Riemann, 1973 (redescription)
Odontophora setosa (Allgén, 1929) (new combination reference)
Onyx sagittarius Gerlach, 1950 (ecology source)
Oxystomina alpha Chitwood, 1937 (redescription)
Paracanthonchus tyrrhenicus (Brunetti, 1949) Gerlach, 1953 (new combination reference)
Paracyatholaimoides Gerlach, 1953 (original description)
Paracyatholaimoides multispiralis Gerlach, 1953 (original description)
Paracyatholaimoides multispiralis Gerlach, 1953 (taxonomy source)
Procamacolaimus dolichostylum Gerlach, 1953 (original description)
Prochromadorella subterranea Gerlach, 1953 (original description)
Pselionema longissimum Gerlach, 1953 (original description)
Pseudonchus gerlachi (Gerlach, 1953) Warwick, 1969 (original description)
Rhabdodemania coronata Gerlach, 1952 (taxonomy source)
Rhynchonema brevituba Gerlach, 1953 (original description)
Rhynchonema longituba Gerlach, 1953 (original description)
Scaptrella brevicaudata Gerlach, 1953 (original description)
Stephanolaimus paraflevensis Gerlach, 1953 accepted as Setostephanolaimus paraflevensis (Gerlach, 1953) Tchesunov, 1994 (original description)
Synonchium obtusum Cobb, 1920 (taxonomy source)
Tarvaia angusta Gerlach, 1953 (original description)
Theristus heterospiculoides Gerlach, 1953 (original description)
Theristus heterospiculum (Allgén, 1932) Gerlach, 1953 (new combination reference)
Theristus inermis Gerlach, 1953 (original description)
Thoonchus inermis Gerlach, 1953 (taxonomy source)
Trichromadora ariminiensis Gerlach, 1953 (original description)
Trileptium subterraneum (Gerlach, 1952) Gerlach & Riemann, 1974 (taxonomy source)
Viscosia cobbi Filipjev, 1918 (taxonomy source)