- Anaperus gardineri (Graff, 1911) accepted as Thalassoanaperus gardineri (Graff, 1911)
- Childia groenlandica (Levinsen, 1879)
- Conaperta hortulus Hooge & Tyler, 2003 accepted as Isodiametra hortulus (Hooge & Tyler, 2003) accepted as Praeconvoluta hortulus (Hooge & Tyler, 2003)
- Neochildia fusca Bush, 1975
- Paedomecynostomum bruneum Dörjes, 1968
- Polychoerus caudatus Mark, 1892
- Thalassoanaperus gardineri (Graff, 1911)