- Branchiocerianthus norvegicus Brattström, 1956
- Corymorpha gigantea (Kramp, 1957)
- Corymorpha microrhiza (Hickson & Gravely, 1907)
- Corymorpha parvita (Hickson & Gravely, 1907) accepted as Corymorpha parvula (Hickson & Gravely, 1907) accepted as Zyzzyzus parvula (Hickson & Gravely, 1907)
- Corymorpha parvula (Hickson & Gravely, 1907) accepted as Zyzzyzus parvula (Hickson & Gravely, 1907)
- Euphysora gigantea Kramp, 1957 accepted as Corymorpha gigantea (Kramp, 1957)
- Gymnogonos ameriensis (Stepanjants, 1979)
- Gymnogonos cingulatus (Vanhöffen, 1910)
- Paragotoea bathybia Kramp, 1942