Branchiocerianthus norvegicus Brattström, 1956
Corymorpha furcata (Kramp, 1948)
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 furcata Kramp, 1948 accepted as Corymorpha furcata (Kramp, 1948)
Euphysora gigantea Kramp, 1957 accepted as Corymorpha gigantea (Kramp, 1957)
Gymnogonos ameriensis (Stepanjants, 1979)
Gymnogonos cingulatus (Vanhöffen, 1910)
Paragotoea bathybia Kramp, 1942