Cetomya albida (W.H. Dall, 1886)
Cetomya bacata E.M. Krylova, 2001
Cetomya butoni (B. Prashad, 1932)
Cetomya celsa E.M. Krylova, 2001
Cetomya curta (G.B. III Sowerby, 1904)
Cetomya elongata (W.H. Dall, 1886)
Cetomya eximia (J.P.L. Pelseneer, 1911)
Cetomya intermedia (T. Habe, 1952)
Cetomya malespinae (W.G. Ridewood, 1903)
Cetomya nataliae E.M. Krylova, 2001
Cetomya neaeroides (G. Seguenza, 1877)
Cetomya niasensis (K.H.J. Thiele& S.G.A. Jaeckel, 1931)
Cetomya orientalis (K.H.J. Thiele& S.G.A. Jaeckel, 1931)
Cetomya perla (W.H. Dall, 1908)
Cetomya poutiersi E.M. Krylova, 2001
Cetomya scapha (W.H. Dall, 1902)
Cetomya tornata (J.G. Jeffreys, 1876)
Cetomya transversa (W.H. Dall, P. Bartsch& H.A. Rehder, 1938)
Cetomya umbonata (J. Knudsen, 1982)
Cetomya voskresenskii E.M. Krylova, 2001
Dermatomya buttoni W.H. Dall, 1916
Dermatomya chilensis (W.H. Dall, 1908)
Dermatomya mactroides (W.H. Dall, 1889)
Dermatomya tenuiconcha (W.H. Dall, 1913)
Dermatomya trosti A.M. Strong & L.G. Hertlein,1937
Dilemma frumarkernorum J.H. Leal, 2008
Dilemma inexpectatum (M.A. Crozier, 1966)
Dilemma japonicum T. Sasaki & J.H. Leal,2008
Dilemma spectralis J.H. Leal, 2008
Liopistha alta (FOSSIL) (F.A. Roemer, 1852 †)
Liopistha glabra (FOSSIL) Warren, 1934 †
Liopistha inflata (FOSSIL) R.P. Whitfield, 1885 †
Liopistha protexta (FOSSIL) (T.A. Conrad, 1853 †)
Liopistha sergipensis (FOSSIL) White, 1887 †