- Cobbia trefusiaeformis de Man, 1907
- Daptonema flagellicauda (Lorenzen, 1973) Lorenzen, 1977
- Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977 (uncertain > taxon inquirendum)
- Daptonema longicaudatus (Filipjev, 1922) accepted as Daptonema longicaudatum (Filipjev, 1922) Lorenzen, 1977
- Daptonema riemanni (Platt, 1973) accepted as Paramonohystera riemanni (Platt, 1973) Lorenzen, 1977
- Paramonohystera riemanni (Platt, 1973) Lorenzen, 1977
- Parasphaerolaimus paradoxus Ditlevsen, 1918