Cucumariidae Ludwig, 1894
Neocucumis atlantica (Ludwig & Heding, 1935)
Neocucumis atlanticus (Ludwig & Heding, 1935)
Neocucumis cauda O'Loughlin & O'Hara, 1992
Neocucumis doelahensis Heding & Panning, 1954
Neocucumis kilburni Rajpal & Thandar, 1998
Neocucumis marioni (von Marenzeller, 1878)
Neocucumis marionii (Marenzeller von, 1877)
Neocucumis panamensis Heding & Panning, 1954
Neocucumis proteus (Bell, 1884)
Neocucumis sagamensis (Ohshima, 1915)
Neocucumis sagamiensis (Ohshima, 1915)
Neocucumis sordidatus (Sluiter, 1901)
Neocucumis veleronis (Deichmann, 1941)
Neocucumis watasei (Ohshima, 1915)
