| Valid Scientific Names Starting with "I" |
| n = 1,370 Search SeaLifeBase |
| Iacra japonica |
| Iago garricki |
| Iago omanensis |
| Iais aquilei |
| Iais californica |
| Iais chilense |
| Iais chilensis |
| Iais elongata |
| Iais floridana |
| Iais pubescens |
| Iais singaporensis |
| Iais solangae |
| Ialysus investigatoris |
| Ialysus proximus |
| Ialysus rufus |
| Ianirella fusiformis |
| Ianirella hirsuta |
| Ianirella macrura |
| Ianirella ornata |
| Ianirella polychaeta |
| Ianirella quadrituberculata |
| Ianirella spinose |
| Ianirella tuberculata |
| Ianiropsis analoga |
| Ianiropsis breviremis |
| Ianiropsis derjugini |
| Ianiropsis epilittoralis |
| Ianiropsis kincaidi |
| Ianiropsis koreaensis |
| Ianiropsis kussakini |
| Ianiropsis longiantennata |
| Ianiropsis longipes |
| Ianiropsis magnocula |
| Ianiropsis minuta |
| Ianiropsis montereyensis |
| Ianiropsis neglecta |
| Ianiropsis notoensis |
| Ianiropsis pallidocula |
| Ianiropsis palpalis |
| Ianiropsis perplexus |
| Ianiropsis picta |
| Ianiropsis pugettensis |
| Ianiropsis punctulata |
| Ianiropsis serricaudis |
| Ianiropsis setifera |
| Ianiropsis tridens |
| Ianiropsis varians |
| Ianisera expansa |
| Ianisera trepidus |
| Ianthopsis beddardi |
| Ianthopsis bovallii |
| Ianthopsis caudata |
| Ianthopsis certus |
| Ianthopsis laevis |
| Ianthopsis monodi |
| Ianthopsis multispinosa |
| Ianthopsis nasicornis |
| Ianthopsis neglecta |
| Ianthopsis nodosa |
| Ianthopsis pulchra |
| Ianthopsis ruseri |
| Ianthopsis studeri |
| Ianthopsis vanhoeffeni |
| Iasis cylindrica |
| Iathrippa bisbidens |
| Iathrippa capensis |
| Iathrippa hirsuta |
| Iathrippa inerme |
| Iathrippa longicauda |
| Iathrippa menziesi |
| Iathrippa multidens |
| Iathrippa sarsi |
| Iathrippa trilobatus |
| Iathrippa tristani |
| Ibacus altricrenatus |
| Ibacus brevipes |
| Ibacus brucei |
| Ibacus ciliatus |
| Ibacus novemdentatus |
| Ibacus peronii |
| Iberochondrostoma lemmingii |
| Iberochondrostoma lusitanicum |
| Iberoniscus breuili |
| Ibla cumingi |
| Icasterias panopla |
| Icelanonchohaptor icelanonchohaptor |
| Icelinus borealis |
| Icelinus burchami |
| Icelinus cavifrons |
| Icelinus filamentosus |
| Icelinus fimbriatus |
| Icelinus japonicus |
| Icelinus oculatus |
| Icelinus pietschi |
| Icelinus quadriseriatus |
| Icelinus tenuis |
| Icelopagurus undulatus |
| Icelus armatus |
| Icelus bicornis |
| Icelus canaliculatus |
| Icelus cataphractus |
| Icelus ecornis |
| Icelus euryops |
| Icelus gilberti |
| Icelus mandibularis |
| Icelus ochotensis |
| Icelus perminovi |
| Icelus rastrinoides |
| Icelus sekii |
| Icelus spatula |
| Icelus spiniger |
| Icelus stenosomus |
| Icelus toyamensis |
| Icelus uncinalis |
| Ichnopus pelagicus |
| Ichnopus spinicornis |
| Ichnopus taurus |
| Ichnusella eione |
| Ichnusella pasquinii |
| Ichthyapus acuticeps |
| Ichthyapus insularis |
| Ichthyapus omanensis |
| Ichthyapus ophioneus |
| Ichthyapus platyrhynchus |
| Ichthyapus selachops |
| Ichthyapus vulturis |
| Ichthyaria oculata |
| Ichthyaria profunda |
| Ichthyborus besse besse |
| Ichthyborus besse congolensis |
| Ichthyborus monodi |
| Ichthyborus ornatus |
| Ichthyborus quadrilineatus |
| Ichthydium armigerum |
| Ichthydium auritum |
| Ichthydium balatonicum |
| Ichthydium bifasciale |
| Ichthydium bifurcatum |
| Ichthydium brachykolon |
| Ichthydium cephalobares |
| Ichthydium crassum |
| Ichthydium cyclocephalum |
| Ichthydium dubium |
| Ichthydium forcipatum |
| Ichthydium forficula |
| Ichthydium fossae |
| Ichthydium galeatum |
| Ichthydium leptum |
| Ichthydium macrocapitatum |
| Ichthydium macropharyngistum |
| Ichthydium malleum |
| Ichthydium maximum |
| Ichthydium minimum |
| Ichthydium monolobum |
| Ichthydium montanum |
| Ichthydium palustre |
| Ichthydium pellucidum |
| Ichthydium plicatum |
| Ichthydium podura |
| Ichthydium rostrum |
| Ichthydium rupperti |
| Ichthydium squamigerum |
| Ichthydium stokesi |
| Ichthydium sulcatum |
| Ichthydium supralitorale |
| Ichthydium tanytrichum |
| Ichthydium tergestinum |
| Ichthyocampus bikiniensis |
| Ichthyocampus carce |
| Ichthyococcus australis |
| Ichthyococcus elongatus |
| Ichthyococcus intermedius |
| Ichthyococcus irregularis |
| Ichthyococcus ovatus |
| Ichthyococcus parini |
| Ichthyococcus polli |
| Ichthyocodium sarcotretis |
| Ichthyoelephas humeralis |
| Ichthyoelephas longirostris |
| Ichthyomyzon bdellium |
| Ichthyomyzon castaneus |
| Ichthyomyzon fossor |
| Ichthyomyzon gagei |
| Ichthyomyzon greeleyi |
| Ichthyomyzon unicuspis |
| Ichthyophis acuminatus |
| Ichthyophis atricollaris |
| Ichthyophis bannanicus |
| Ichthyophis beddomei |
| Ichthyophis bernisi |
| Ichthyophis biangularis |
| Ichthyophis billitonensis |
| Ichthyophis bombayensis |
| Ichthyophis dulitensis |
| Ichthyophis elongatus |
| Ichthyophis garoensis |
| Ichthyophis glandulosus |
| Ichthyophis glutinosus |
| Ichthyophis humphreyi |
| Ichthyophis husaini |
| Ichthyophis hypocyaneus |
| Ichthyophis javanicus |
| Ichthyophis kohtaoensis |
| Ichthyophis laosensis |
| Ichthyophis longicephalus |
| Ichthyophis malabarensis |
| Ichthyophis mindanaoensis |
| Ichthyophis monochrous |
| Ichthyophis orthoplicatus |
| Ichthyophis paucisulcus |
| Ichthyophis peninsularis |
| Ichthyophis pseudangularis |
| Ichthyophis sikkimensis |
| Ichthyophis singaporensis |
| Ichthyophis subterrestris |
| Ichthyophis sumatranus |
| Ichthyophis supachaii |
| Ichthyophis tricolor |
| Ichthyophis youngorum |
| Ichthyotomus sanguinarius |
| Ichthyoxenus africana |
| Ichthyoxenus amurensis |
| Ichthyoxenus asymmetrica |
| Ichthyoxenus circularius |
| Ichthyoxenus dentimaxillus |
| Ichthyoxenus expansus |
| Ichthyoxenus formosanus |
| Ichthyoxenus fushanensis |
| Ichthyoxenus geei |
| Ichthyoxenus hsiakowensis |
| Ichthyoxenus japonensis |
| Ichthyoxenus jellinghausii |
| Ichthyoxenus longenditus |
| Ichthyoxenus micronyx |
| Ichthyoxenus minabensis |
| Ichthyoxenus montanus |
| Ichthyoxenus opisthopterygium |
| Ichthyoxenus puhi |
| Ichthyoxenus quadratus |
| Ichthyoxenus sinensis |
| Ichthyoxenus tanganyikae |
| Ichthyoxenus tchangi |
| Ichthyoxenus yunnanensis |
| Ichthyscopus barbatus |
| Ichthyscopus fasciatus |
| Ichthyscopus insperatus |
| Ichthyscopus lebeck |
| Ichthyscopus malacopterus |
| Ichthyscopus nigripinnis |
| Ichthyscopus sannio |
| Ichthyscopus spinosus |
| Icichthys australis |
| Icichthys lockingtoni |
| Iciligorgia schrammi |
| Icosteus aenigmaticus |
| Ictalurus australis |
| Ictalurus balsanus |
| Ictalurus dugesii |
| Ictalurus furcatus |
| Ictalurus lupus |
| Ictalurus mexicanus |
| Ictalurus ochoterenai |
| Ictalurus pricei |
| Ictalurus punctatus |
| Ictiobus bubalus |
| Ictiobus cyprinellus |
| Ictiobus labiosus |
| Ictiobus meridionalis |
| Ictiobus niger |
| Ictonyx libyca |
| Ictonyx striatus |
| Idanthyrsus armatopsis |
| Idanthyrsus armatus |
| Idanthyrsus cretus |
| Idanthyrsus macropaleus |
| Idanthyrsus mexicanus |
| Idanthyrsus ornamentatus |
| Idanthyrsus saxicavus |
| Idarcturus allelomorphus |
| Idarcturus hedgpethi |
| Idarcturus platysoma |
| Idas japonica |
| Idas washingtoniana |
| Idasola argentea |
| Idiacanthus antrostomus |
| Idiacanthus atlanticus |
| Idiacanthus fasciola |
| Idiastion hageyi |
| Idiastion kyphos |
| Idiastion pacificum |
| Idiellana lepida |
| Idiellana pristis |
| Idiocranium russeli |
| Idioctopus gracilipes |
| Idiolophorhynchus andriashevi |
| Idiolychnus urolampus |
| Idiosepius biserialis |
| Idiosepius macrocheir |
| Idiosepius minimus |
| Idiosepius notoides |
| Idiosepius paradoxus |
| Idiosepius picteti |
| Idiosepius pygmaeus |
| Idiosepius thailandicus |
| Idioteuthis cordiformis |
| Idioteuthis danae |
| Idioteuthis famelica |
| Idioteuthis hjorti |
| Idioteuthis latipinna |
| Idioteuthis okutanii |
| Idioteuthis tyroi |
| Idiotrochus emarciatus |
| Idiotrochus kikutii |
| Idiotropiscis lumnitzeri |
| Idmidronea atlantica |
| Idmidronea pseudocrisina |
| Idmonea atlantica |
| Idmonea australis |
| Idmonea bidenkapi |
| Idmonea fenestrata |
| Idmonea marionensis |
| Idmonea tumida |
| Idmoneoides arctoflabellaris |
| Idmoneoides simplex |
| Idomene aberrans |
| Idomene antarctica |
| Idomene borealis |
| Idomene coronata |
| Idomene ferrieri |
| Idomene forficata |
| Idomene intermedia |
| Idomene kabylica |
| Idomene laticaudata |
| Idomene maldivae |
| Idomene novaezealandiae |
| Idomene parasimulans |
| Idomene pectinata |
| Idomene purpurocincta |
| Idomene pusilla |
| Idomene scotti |
| Idomene simulans |
| Idotea aculeata |
| Idotea aleutica |
| Idotea balthica |
| Idotea brevicauda |
| Idotea brevicorna |
| Idotea brevicornis |
| Idotea carinata |
| Idotea chelipes |
| Idotea danai |
| Idotea delfini |
| Idotea duplicata |
| Idotea emarginata |
| Idotea fewkesi |
| Idotea granulosa |
| Idotea gurjanovae |
| Idotea hectica |
| Idotea Idotea |
| Idotea indica |
| Idotea kirchanskii |
| Idotea linearis |
| Idotea margaritacea |
| Idotea metallica |
| Idotea montereyensis |
| Idotea neglecta |
| Idotea obscura |
| Idotea ochotensis |
| Idotea orientalis |
| Idotea ostroumovi |
| Idotea pelagica |
| Idotea phosphorea |
| Idotea resecata |
| Idotea rufescens |
| Idotea schmitti |
| Idotea spasskii |
| Idotea stenops |
| Idotea urotoma |
| Idotea wasnesenskii |
| Idotea whymperi |
| Idotea ziczac |
| Idunella aequicornis |
| Idunella bowenae |
| Idunella chilkensis |
| Idunella curvidactyla |
| Idusa dieuzeidei |
| Idusa plagusiae |
| Idyanthe australis |
| Idyanthe dilatata |
| Idyanthe pusilla |
| Idyanthe tenella |
| Idyanthopsis psammophila |
| Idyella australis |
| Idyella exigua |
| Idyella kunzi |
| Idyella major |
| Idyella pallidula |
| Idyella tenuis |
| Ifanella chacei |
| Ifremeria nautilei |
| Igernella notabilis |
| Ignamba brevis |
| Ignamba jocquei |
| Ignamba malawiensis |
| Ignamba microps |
| Ignamba parvisulcata |
| Ignavia venusta |
| Iguanodectes adujai |
| Iguanodectes geisleri |
| Iguanodectes gracilis |
| Iguanodectes polylepis |
| Iguanodectes purusii |
| Iguanodectes rachovii |
| Iguanodectes spilurus |
| Iguanodectes variatus |
| Iheringichthys labrosus |
| Iheringichthys megalops |
| Iheringula paulensis |
| Iheyomytilidicola tridentatus |
| Ihlea magalhanica |
| Ihlea punctata |
| Ihlea racovitzai |
| Iimysis atlantica |
| Iimysis orientalis |
| Ijimaia antillarum |
| Ijimaia dofleini |
| Ijimaia fowleri |
| Ijimaia loppei |
| Ijimaia plicatellus |
| Ikeda pirotansis |
| Ikeda taenioides |
| Ikedella artemiivanovi |
| Ikedella bogorovi |
| Ikedella misakiensis |
| Ikedosoma elegans |
| Ikedosoma gogoshimense |
| Ikedosoma qingdaoense |
| Iksookimia hugowolfeldi |
| Iksookimia koreensis |
| Iksookimia longicorpa |
| Iksookimia pumila |
| Iksookimia yongdokensis |
| Ilamnemacheilus longipinnis |
| Ilbia ilbi |
| Iliacantha liodactylus |
| Iliacantha sparsa |
| Iliacantha subglobosa |
| Ilisha africana |
| Ilisha amazonica |
| Ilisha compressa |
| Ilisha elongata |
| Ilisha filigera |
| Ilisha fuerthii |
| Ilisha kampeni |