Mangelia guerichi (FOSSIL) F. Kautsky, 1925 †
Tenaturris guppyi (FOSSIL) (W.H. Dall, 1896 †)
Cryoturris habra (FOSSIL) W.P. Woodring, 1970 †
Mangelia hafisi K.H.J. Thiele, 1925
Mangelia halitropis W.H. Dall, 1889
Guraleus halmahericus (M.M. Schepman, 1913)
Pyrgocythara hamata (P.P. Carpenter, 1865)
Oenopota hanazakiensis (T. Habe, 1958)
Mangelia hancocki (FOSSIL) L.G. Hertlein& A.M. Strong, 1939 †
Mangelia hanna K.H.J. Thiele, 1925
Oenopota haricoa P. Bartsch, 1941
Oenopota harpa (W.H. Dall, 1885)
Eucithara harpellina (R.P.J. Hervier, 1897)
Propebela harpularia (J.P.Y. Couthouy, 1838)
Oenopota harpularioides A.N. Golikov& Fedjakov in A.N. Golikov, 1987
Oenopota harveyi (T.A. Verkrüzen, 1878)
Bactrocythara haullevillei (P. Dautzenberg, 1912)
Neoguraleus hautotaraensis (FOSSIL) P. Vella, 1954 †
Oenopota healyi W.H. Dall, 1919
Kurtziella hebe W.H. Dall, 1919
Curtitoma hebes (A.E. Verrill, 1880)
Papillocithara hebes R.N. Kilburn, 1992
Mangelia hecetae W.H. Dall & P. Bartsch,1910
Pyrgocythara helena (W.H. Dall, 1919)
Mangelia helga P. Bartsch, 1915
Pyrgocythara hemphilli P. Bartsch & H.A. Rehder,1939
Pseudorhaphitoma heptagona (R.W. Dunker, 1871)
Mangelia heptapleura (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Mangelia hesperia (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Cytharella hexagona (W.M. Gabb, 1865)
Pseudorhaphitoma hexagonalis (L.A. Reeve, 1845)
Agathotoma hilaira (W.H. Dall, 1919)
Guraleus himerodes (J.C. Melvill & R. Standen,1896)
Heterocithara himerta (J.C. Melvill & R. Standen,1896)
Curtitoma hinae (T.A. Okutani, 1968)