| Scientific Name | Genus | Subfamily |
| [H] | ||
| hammondae dampierensis | Purpuradusta | Cypraeovulinae |
| hammondae hammondae | Purpuradusta | Cypraeovulinae |
| hammondae raysummersi | Purpuradusta | Cypraeovulinae |
| hartsmithi | Notocypraea | Cypraeovulinae |
| helvola argella | Erosaria | Erosarinae |
| helvola callista | Erosaria | Erosarinae |
| helvola hawaiiensis | Erosaria | Erosarinae |
| helvola helvola | Erosaria | Erosarinae |
| helvola meridionalis | Erosaria | Erosarinae |
| hesitata beddomei | Umbilia | Cypraeovulinae |
| hesitata hesitata | Umbilia | Cypraeovulinae |
| hesitata hesitata f.howelli | Umbilia | Cypraeovulinae |
| hirasei | Nesiocypraea | Cypraeovulinae |
| hirasei f.queenlandica | Nesiocypraea | Cypraeovulinae |
| hirundo francisca | Bistolida | Cypraeovulinae |
| hirundo hirundo | Bistolida | Cypraeovulinae |
| hirundo neglecta | Bistolida | Cypraeovulinae |
| hirundo rouxi | Bistolida | Cypraeovulinae |
| histrio | Mauritia | Cypraeinae |
| humphreysii | Palmadusta | Cypraeovulinae |
| humphreysii f.coccinella | Palmadusta | Cypraeovulinae |
| hungerfordi coucomi | Erronea | Cypraeovulinae |
| hungerfordi hungerfordi | Erronea | Cypraeovulinae |
| hungerfordi hungerfordi f.bealsi | Erronea | Cypraeovulinae |
| [I] | ||
| interrupta | Blasicrura | Cypraeovulinae |
| irrorata | Naria | Erosarinae |
| isabella controversa | Luria | Cypraeinae |
| isabella controversa f.atriceps | Luria | Cypraeinae |
| isabella isabella | Luria | Cypraeinae |
| isabella isabella f.gilvella | Luria | Cypraeinae |
| isabellamexicana | Luria | Cypraeinae |
| iutsui | Cypraeovula | Cypraeovulinae |
| iutsui f.atlantica | Cypraeovula | Cypraeovulinae |
| iutsui f.levissima | Cypraeovula | Cypraeovulinae |
| [J] | ||
| jeaniana jeaniana | Zoila | Bernayinae |
| jeaniana jeaniana f.sherylae | Zoila | Bernayinae |
| jeaniana aurata | Zoila | Bernayinae |
| [K] | ||
| katsuae | Notadusta | Cypraeovulinae |
| kieneri depriesteri | Bistolida | Cypraeovulinae |
| kieneri kieneri | Bistolida | Cypraeovulinae |
| kuroharai | Lyncina | Cypraeinae |
| [L] | ||
| labrolineata | Erosaria | Erosarinae |
| labrolineata f.nashi | Erosaria | Erosarinae |
| lamarckii | Erosaria | Erosarinae |
| lamarckii f.fainzibberi | Erosaria | Erosarinae |
| lamarckii f.redimita | Erosaria | Erosarinae |
| langfordi langfordi | Nesiocypraea | Cypraeovulinae |
| langfordi moretonensis | Nesiocypraea | Cypraeovulinae |
| latior | Blasicrura | Cypraeovulinae |
| lentiginosa dancalica | Palmadusta | Cypraeovulinae |
| lentiginosa lentiginosa | Palmadusta | Cypraeovulinae |
| leucodon leucodon | Lyncina | Cypraeinae |
| leucodon tenuidon | Lyncina | Cypraeinae |
| leviathan leviathan | Lyncina | Cypraeinae |
| leviathan titan | Lyncina | Cypraeinae |
| leviathan titan f.bouteti | Lyncina | Cypraeinae |
| limacina clarissa | Staphylaea | Erosarinae |
| limacina facifer | Staphylaea | Erosarinae |
| limacina interstincta | Staphylaea | Erosarinae |
| limacina limacina | Staphylaea | Erosarinae |
| lisetae | Nesiocypraea | Cypraeovulinae |
| lisetae f.maricola | Nesiocypraea | Cypraeovulinae |
| listeri | Erronea | Cypraeovulinae |
| listeri f.melvilli | Erronea | Cypraeovulinae |
| luchuana | Blasicrura | Cypraeovulinae |
| lurida lurida | Luria | Cypraeinae |
| lurida oceanica | Luria | Cypraeinae |
| lurida pulchroides | Luria | Cypraeinae |
| lurida pulchroides f.minima | Luria | Cypraeinae |
| lutea | Palmadusta | Cypraeovulinae |
| lutea f.bizonata | Palmadusta | Cypraeovulinae |
| lynx | Lyncina | Cypraeinae |
| lynx williamsi | Lyncina | Cypraeinae |