| *icarus, Columbarium |
ichinoseana, Conus |
idalina, Mitrella |
| idiopoma, Natica |
idoleum, Latiaxis |
ignea, Pisania |
| ikedai, Conus |
illawarra, Conus |
ima, Imaclava |
| imbricata, Granata |
imbricata, Serpulorbis |
imbricatum, Acanthina |
| imbricatum, Caecum |
imperiale, Epitonium |
imperialis, Aulica |
| imperialis, Clavatula |
*imperialis, Conus |
imperialis, Cymbiola |
| *imperialis, Harpa |
imperialis, Lischkeia |
*imperialis, Mitra |
| imperialis, Turcicula |
imperialis fuscatus, Conus |
imperialis robinsona, Aulica |
| imperialis robinsona, Cymbiola |
impertusa, Stomatella |
incarnata, Engina |
| incarnata, Peristernia |
incei, Neverita |
incerta, Alaba |
| *incomparabilis, Cypraea |
incompta, Mitra |
inconspicua, Euterebra |
| inconstans, Hastula |
incrassata, Oliva |
incrassatus, Nassarius |
| incrassatus, Trochus |
indentata, Cancellaria |
indica, Lophiotoma |
| indicum, Tugurium |
inermicosta, Ocenebra |
*inermis, Tudicula |
| inexpectans, Natica |
inflata, Spiratella |
inflatus, Conus |
| inflexa, Cavolina |
infrenatus, Conus |
infundibuliformis, Heliacus |
| infundibulum, Latirus |
infuscatus, Cantharidus |
injussa, Architectonica |
| *innexa, Cymbiola |
*inocellata, Cypraea |
*inopinata, Nannamoria |
| inornata, Episcynia |
inornatum, Phalium |
inquinata, Mitra |
| inscriptus, Conus |
insculptus, Conus |
insigne, Caecum |
| insignis, Trichotropis |
insperata, Athleta |
*insulaechorab curta, Tibia |
| *insulaechorab insulaechorab, Tibia |
*insulaechorab luteostoma, Tibia |
intercostalis, Turbo |
| interlirata, Cancilla |
intermedia, Balcis |
intermedia, Littorina |
| intermedia, Ocenebra |
intermedia, Thais |
intermedium, Cyphoma |
| intermedium, Pseudocyphoma |
interpleura, Drillia |
interrupta, Cypraea |
| interrupta, Turbonilla |
*interruptolineata, Marginella |
intersculpta, Neptunea |
| intersculpta frater, Neptunea |
intersculpta pribiloffensis, Neptunea |
intortus, Capulus |
| intricata, Bailya |
intricata, Payraudeautia |
intruderi, Cymbiola |
| investigatoris, Ficus |
io, Cancellaria |
iodostoma, Conus |
| ione, Conus |
iontha, Anachis |
iostomus, Cantharus |
| iredalei, Strombus |
iridium, Calliostoma |
iris, Haliotis |
| iris, Latirus |
irregularis, Dendropoma |
irregularis, Fusinus |
| irregularis, Petaloconchus |
*irrorata, Cypraea |
irrorata, Littorina |
| *irrorata, Marginella |
irrorata mauritiania, Marginella |
irvinae, Cymbiola |
| isabella, Cancilla |
isabella, Mitra |
isabella controversa, Cypraea |
| *isabella controversa atriceps, Cypraea |
*isabella isabella, Cypraea |
isabella isabella lekalekana, Cypraea |
| *isabella rumphii, Cypraea |
*isabellamexicana, Cypraea |
isaotakii, Buccinum |
| ishibashii, Prionovolva |
islandicus, Bulbus |
*islandicus, Colus |
| ispidula, Oliva |
isshikiensis, Coralliophila |
italica, Diodora |
| ithia, Neptunea |
iutsui, Cypraea |
iutsui atlantica, Cypraea |
| iwaotakii, Amaea |
