Kioconus hoaraui E. Monnier & L. Limpalaër,2015
Dendroconus hochstetteri (FOSSIL) Hoernes & Auinger, 1879 †
Dendroconus hochstetteri (FOSSIL) Martin, 1879 †
Attenuiconus honkeri (E.J. Petuch, 1988)
Gradiconus honkerorum E.J. Petuch & B.W. Myers,2014
Fusiconus hopwoodi (J.R. le B. Tomlin, 1937)
Conus hornesi (FOSSIL) Doderlein, 1863 †
Conus hornii (FOSSIL) Gabb, 1864 †
Conus hortensis (FOSSIL) Vinassa de Regny, 1897 †
Conasprella howelli (T. Iredale, 1929)
Splinoconus hughmorrisoni F.Jr. Lorenz& N. Puillandre, 2015
Conus hulshofi (FOSSIL) Martin, 1906 †
Lindaconus humerosus (FOSSIL) (H.A. Pilsbry, 1921 †)
Conus hungaricus (FOSSIL) R. Hoernes & Aulinger,1879 †
Conus huttoni (FOSSIL) (R. Tate, 1890 †)
Rhizoconus hyaena (C.H. Hwass, 1792)
Rhizoconus hyaena concolor (G.B. II Sowerby, 1841)
Lautoconus hybridus (L.C. Kiener, 1845)
Fusiconus hypochlorus (J.R. le B. Tomlin, 1937)
Conus hyshugari (FOSSIL) E.J. Petuch, 1994 †
Conasprella iansa (E.J. Petuch, 1979)
Fusiconus ichinoseana (J.T. Kuroda, 1956)
Lithoconus ickei (FOSSIL) Martin, 1906 †
Conus ighinai (FOSSIL) Michelotti, 1861 †
Kellyconus ignotus (W.P. Cargile, 1998)
Profundiconus ikedai T. Ninomiya, 1987
Conus illiolus (FOSSIL) Dall, 1915 †
Conus imitator (FOSSIL) Brouwn & H.A. Pilsbry,1911 †
Conus imitator (FOSSIL) Brown & Pilsbry, 1911 †
Nataliconus immelmani (W. Korn, 1998)
Conus imperialis (FOSSIL) L.M.D. Bellardi& O.G. Michelotti, 1841 †
Rhombiconus imperialis (C. Linnaeus, 1758)
Rhombiconus imperialis queketti (E.A. Smith, 1906)
Conus improvidus (FOSSIL) Gregorio, 1890 †
Cryptoconus inaequistriatus (FOSSIL) (G.P. Deshayes, 1834 †)