Cuspidaria fraterna A.E. Verrill & K.J. Bush,1898
Cardiomya fujitai (J.T. Kuroda, 1948)
Myonera garretti W.H. Dall, 1908
Cuspidaria gigantea B. Prashad, 1932
Myonera gigantea (A.E. Verrill, 1884)
Cardiomya gilchristi (G.B. III Sowerby, 1904)
Cuspidaria girondica (FOSSIL) É.A. Benoist, 1907 †
Cuspidaria glacialis (G.O. Sars, 1878)
Bathyneaera globulosa E.M. Krylova, 1993
Cardiomya gouldiana (R.B. Hinds, 1843)
Cardiomya gouldiana septentrionalis J.T. Kuroda, 1948
Cuspidaria gracilis (J.G. Jeffreys, 1882)
Cuspidaria grandis (FOSSIL) L.W. Stephenson, 1941 †
Plectodon granulatus W.H. Dall, 1881
Cuspidaria grovensis (FOSSIL) L.W. Stephenson, 1941 †
Cuspidaria guineensis J. Knudsen, 1970
Cuspidaria haasi J. Knudsen, 1970
Bathyneaera hadalis (J. Knudsen, 1970)
Cuspidaria halei B.C. Cotton & F.C. Godfrey,1938
Rhinoclama halimera (W.H. Dall, 1886)
Cuspidaria hawaiensis W.H. Dall, P. Bartsch& H.A. Rehder, 1938
Cuspidaria hindsiana (C.B. Adams, 1864)
Cuspidaria hirasei J.T. Kuroda, 1948
Austroneaera hornibrooki (FOSSIL) J. Marwick, 1965 †
Cuspidaria hyalina (R.B. Hinds,1843 ex Sowerby MS)
Cuspidaria infelix K.H.J. Thiele, 1912
Rhinoclama inflata (J.G. Jeffreys, 1882)
Plectodon intastrata (FOSSIL) (T.A. Conrad, 1848 †)
Plectodon intastriata (FOSSIL) (T.A. Conrad, 1848 †)
Cardiomya interstitialis H. Takeda, 1953
Cardiomya islahispaniolae (FOSSIL) C.J. Maury, 1917 †
Cardiomya iturupica O.A. Scarlato, 1972
Cuspidaria japonica J.T. Kuroda, 1948
Cuspidaria jeffreysi (W.H. Dall, 1881)
Cuspidaria jugosa (W. Wood, 1857)