return arrow A Af Am Ao At B Be Bl Br C Ce Ci Co Cr Cu D De Di Do E Em Et F Fi Fo Fu G Gl Gr H Hi I In Io J K Kl L Le Lo M Mai Mari Mc Mi Mo Mu N Ni O Om P Pe Ph Pl Pr Pu Q R Re Ri Ro Ru S Sc Se Si Sp St Su T Te Th Tr Tu U V Ve Vi W X-zzz

Species beginning with Om . . .

* omaensis, Odostomia omaicus, Conus omaleyi, Daphnella omalos, Cochliolepis
* omanensis, Conus biraghii omanensis, Drillia omanensis, Echinolittorina omanensis, Lodderena
* omanensis, Muricopsis omanensis, Patelloida profunda omanensis, Phenacolepas * omaria, Conus
* omaria convolutus (f), Conus * omaria magoides (f), Conus omaria marmoricolor (f), Conus * omaria patonganus (f), Conus
* omaria sindon (f), Conus * omaria viperinus (f), Conus omega, Oxynoe omia, Crassiclava
* omicron, Amblychilepas omii, Notadusta omissum, Cerithium omninolirata (f), Etrema crassilabrum crassilabrum
* omnipurpurata, Turris omphale, Borsonella omphalis, Retusa omphalodes, Bulla
omphaloessa, Odostomia omphalotropis, Diala omphalotropis, Ethalia onager, Cithara
onca, Cypraea * onca, Naticarius onchodes, Epitonium onchodes, Nassarius
oncoda, Neptunea onealensis, Cerithiopsis oneili, Thelacytharella oneirophantae, Megadenus
* oneratus, Nassarius * oniscinum, Vexillum oniscus, Cypraea oniscus, Erosaria
* oniscus oniscus, Morum * oniscus purpureum, Morum * oniscus strombiformis, Morum oniska (f), Oliva spicata spicata
onna, Halgerda onobiformis, Rissoina onokeana onokeana, Comitas onokeana vivens, Comitas
onslowensis, Strioterebrum onubensis, Jorunna onusta, Doto * onustum, Selastele
onustus, Phorus onychina, Eulima onychina, Lottia onychina, Marginella
* onychitis, Lottia onychoides, Puncturella onycina, Cypraea * onyx, Crepidula
* onyx, Erronea onyx adusta, Erronea onyx fulva (f), Erronea onyx succincta, Erronea
oodes, Persicula * ooformis, Aliculastrum * ooides, Pseudoliomesus oophaga, Stiliger
oosimense, Bittium oostinghi, Euthria ootanii, Epitonium * opaca, Compsodrillia
* opaca, Melanella opaca, Natica opaca, Odostomella opalescens, Phyllodesmium
opalescens, Siphonaria opalina, Leiocithara opalina, Marginella * opalina, Mesalia
opalina, Minolia * opalina, Opaliopsis opalina, Rissoella * opalina, Trivellona
opalina minor (f), Rissoella * opalus, Cantharidus * opalus, Clavus * opalus cannoni (f), Cantharidus
* opaoana, Bolma oparense, Morula oparica, Auriculastra opea, Patella
opeas, Epitonium opephora, Miralda operculata, Cryptonatica operculata farolita, Tectonatica
operosa, Turris ophidiastericola, Stilifer ophioacanthicolus, Fuscapex ophioderma, Cerithium
ophioderma, Ophiodermella ophiodon, Melanella ophiomoerae, Punctifera ophione, Lamellaria
ophiura, Cerithiopsis ophiuraphila, Stilapex opima, Cylichnina opima, Cystiscus
opima, Thysanodonta opima (f), Retusa truncatula opimus, Antillophos * opiniosa, Alaba
opis, Tritonium opisoplectum, Buccinum * opisthochetos, Ptychobela opisthoplectum microconcha, Buccinum
* opisthoplectum opisthoplectum, Buccinum opportuna, Ellobium opportuna (f), Cerithium nodulosum opportunatum, Ellobium
opposita, Lyria * oppositum, Epitonium oppositus, Siphonaria oppressa, Emarginula
oppressa, Thoristella opsimathes, Clathurella * optabile, Epitonium * optabilis, Conus
optabilis, Cythara optabilis, Vexitomina * optata, Amaea optata, Nassa
optata, Pleurotoma optima, Amaea * optima, Amalda * optima, Metula
optima, Microdrillia * optima, Patella flexuosa optima, Turbonilla optimum, Calliostoma
optimus, Antillophos * optimus, Nassarius * optimus (f), Conus exiguus opulens, Pyrene
opulenta, Comitas * opulenta, Glyptozaria opulenta, Surcula oranica, Alexia
oranica, Alvaniella scabra oranica, Cypraea oranica rubescens (f), Alvaniella scabra orariana, Pleurotomella
orba, Solatisonax orbella, Crepidula orbellus, Tornus orbiculare, Buccinum
orbiculata, Stomatolina orbiculatus, Stilifer * orbignyana, Haminoea * orbignyana, Nerita
orbignyana, Tegula orbignyana, Vanikoro orbignyi, Circulus orbignyi, Epitonium
orbignyi, Fossarus * orbignyi, Lottia orbignyi, Olivancillaria orbignyi, Trophon
orbignyi (f), Diacria quadridentata quadridentata orbignyi aratus, Conus * orbignyi coriolisi, Conus * orbignyi elokismenos, Conus
* orbignyi orbignyi, Conus orbignyi tridentata (f), Fossarus orbigyanus, Stilifer * orbita, Dicathais
* orbita aegrota (f), Dicathais * orbita textilosa (f), Dicathais orbitatus, Conus orbitum, Vitrinella
* orca, Philine orca (f), Ericusa fulgetrum orcadensis, Parabathyberthella orcha, Doto
orchidaea, Chelidonura * orchidiflorus, Chicoreus * orcina (f), Lyncina vitellus vitellus orcutti, Fusinus
orcutti, Mitromorpha orcutti (f), Collisella triangularis * orcuttiana, Coralliophila orcuttianum, Epitonium
ordenana, Opalia ordenarum, Opalia * ordinaria, Agathotoma * ordinaria, Ancilla
ordinaria, Drillia ordinaria, Euthria ordinaria, Rissoa ordinarium, Solarium
ordinarius, Conus ammiralis ordinata, Filodrillia ordinata, Iniforis ordita, Chrysallida
ordita (f), Cerithium vulgatum oregon, Calliostoma oregonense, Caecum crebricinctum oregonensis, Cryptogemma
* oregonensis, Fusitriton oregonensis angelensis (f), Argobuccinum * oregonia, Poirieria * orejasmirandai, Olivella
orellana, Clathrodrillia oreodoxa, Triphora * oretea, Ocenebra orewa, Odostomia
* orgmene, Calliotropis oriens, Nassa oriens fulvescens, Fissurella * oriens oriens, Fissurella
orientale, Caecum orientale, Epitonium orientale, Triton orientalis, Aglaja
* orientalis, Akibumia orientalis, Attenuata affinis orientalis, Bela orientalis, Bulla
* orientalis, Cellana radiata orientalis, Cerithiopsis orientalis, Chicoreus orientalis, Chromodoris
orientalis, Drillia orientalis, Hybochelus cancellatus orientalis, Jujubinus * orientalis, Mitra
orientalis, Myurella * orientalis, Naticarius * orientalis, Pectinodonta orientalis, Philine
* orientalis, Polybranchia orientalis, Pseudobornella orientalis, Ringicula orientalis, Rostanga
orientalis, Schwartziella orientalis, Seguenzia * orientalis, Sulcosinus orientalis, Tomopleura
orientalis, Zoila * orientalis (f), Cribrarula cribraria cribraria orientalis (f), Cymatium pileare * orientalis (f), Cypraeovula fuscodentata fuscodentata
orientalis (f), Tarantinaea lignaria orientalis (f), Zoila venusta venusta * orientalis gabensis, Zoila * orientalis orientalis, Zoila
* orientis, Testudovolva * orientis kawamurai, Thatcheriasyrinx * orientis orientis, Thatcheriasyrinx * oriettae, Umbilia
oriflavens, Vexillum * oriola (f), Oliva tigridella * orion, Calliostoma * orion, Conus
orirufa, Etrema orissaensus, Nassarius oriza, Cythara orizoides, Terebra
orleanus, Conus * ormesi, Penion ornamentalis, Murex brevispina ornamentata, Orania
ornata, Amalda ornata, Astralium * ornata, Atagema * ornata, Austraeolis
ornata, Austraeolis ornata, Aylacostoma ornata, Bela nebula ornata, Berthella
* ornata, Cellana * ornata, Cerithidea ornata, Cithara ornata, Citharopsis
* ornata, Conotalopia * ornata, Cosmotriphora ornata, Cuthona * ornata, Daphnella
* ornata, Elysia ornata, Epitonium ornata, Epitonium groenlandica ornata, Eumetula
ornata, Filodrillia ornata, Ganesa ornata, Iravadia ornata, Kalinga
ornata, Liarea ornata, Limacia ornata, Littorina * ornata, Lodderena
* ornata, Marginella ornata, Mitra ornata, Mitra ornata, Nassa
ornata, Nerita ornata, Pleurotoma ornata, Raphitoma ornata, Rissoa
ornata, Rissoella ornata, Runcina ornata, Scissurella * ornata, Siphonalia cassidariaeformis
ornata, Strigula * ornata, Terebra ornata, Turbonilla ornata, Vexillum
ornata, Voluta ornata, Voluta ornata (f), Cerithidea anticipata ornata (f), Cerithium lividulum
ornata (f), Cerithium zebrum ornata (f), Epitonium greenlandicum greenlandicum ornata (f), Guraleus alucinans * ornata (f), Oliva irisans
ornata (f), Omalogyra atomus ornata atticae, Asthenotoma ornata canarica (f), Asthenotoma ornata ornata ornata, Asthenotoma
ornata ornata canarica (f), Asthenotoma * ornata vittata (f), Marginella * ornatissima, Cadlinella ornatissima, Chrysallida
ornatissima, Epitonium ornatissima, Solariella * ornatum, Calliostoma ornatum, Sagaminopteron
* ornatum, Vexillum ornatus, Amphithalamus ornatus, Conus ornatus, Conus
ornatus, Conus * ornatus, Dermatobranchus ornatus, Guraleus ornatus, Margarites
* ornatus, Monophorus * ornatus, Ophicardelus ornatus, Stiliger ornatus, Trophon
ornatus, Trophonopsis orophoma, Mangilia * oros marquisensis, Calliotropis * oros oros, Calliotropis
* orosmina, Dolomena dilatata orphanensis, Melanella * orpheus, Trophonopsis orphia, Mitrella
* orrae, Canarium urceus * orri, Attiliosa * orri (f), Conus mercator mercator orsinii, Hypselodoris
orstomi, Hypermastus * orstomi, Marginella orteai, Alvania orteai, Cyerce
orteai, Haminoea orteai, Trapania orteai, Triphora orthophyes, Eulima
orthopleura, Melanella orthopleura, Turris orthoptalmus, Pterotrachea orthosymmetrica, Turritella
ortizae, Eulimella ortizi, Aegires * ortneri, Conus oruaensis, Neoguraleus
oruaensis, Retusa orycta, Cylichna oryza, Acteocina oryza, Acteon
oryza, Bittium oryza, Buccinum oryza, Cythara * oryza, Dentiovula
* oryza, Gibberula oryza, Marginella oryza, Mitromica oryza, Oliva
* oryza, Ransoniella * oryza, Trivirostra oryza, Zebina oryza sandwichensis, Cypraea
* oryzaeformis, Purpuradusta oryzaella, Acteocina oryzarum, Nerita oryzata, Serpulorbis
* oryzoidea, Trivirostra oryzum, Vexillum * osagawai, Buccinum osapiensis, Ziba
osbornei, Aesopus * osbornei, Calliostoma * oschei, Echinophoria oscitans, Cerithium
oscitans, Odostomia oscitans, Philine oscitans, Tomopleura * osclausum, Triphora
osculans, Phenacolepas * osculata, Bullia oshikatai, Microstelma oshilcatai, Tegula
oshimaensis, Trivirostra oshimanum, Cerithium osimai, Antiplanes * osiridis, Vexillum
ossea, Mangelia bertrandii ossea, Mitra ossea (f), Conus ventricosus * osseosa, Atagema
* ossiani, Beringius turtoni ossiania, Beringius ossiansarsi, Philine ossiansarsi, Skenea
ostauri, Cassis * ostenfeldi, Alcithoe ostenfeldi, Ranella * ostensus, Larinopsis
ostentata, Doto osteophila, Cocculinella osteophila, Xylodiscula * ostergaardi, Erosaria
ostergaardi, Mitra ostergaardi, Strombus * osteri, Serrata ostheimerae, Primovula
* ostrearum, Calotrophon * ostrearum, Pyrgospira * ostreicola, Anachis * ostrideslithos, Calliotropis
ostrina, Fissurella ostrina, Nucella * osullivani (f), Conus textile textile osumiensis, Anacithara
otagoensis, Aeneator * otagoensis, Antiguraleus otagoensis, Aoteadrillia otagoensis, Cabestana
* otagoensis, Cominella otagoensis, Euthrenopsis otagoensis, Lissotesta otagoensis, Melanella
otagoensis, Mesoginella otagoensis, Monodilepas monilifera otagoensis, Notoficula otagoensis, Scaphander
* otagoensis, Splendrillia otagoensis, Turboella otagoensis, Zeadmete otahitensis, Cypraea
otaitensis, Nerita * otakauica, Cominella nassoides otakauica, Curveulima otakauica, Turbonilla
otakauicab, Liracraea * otaviana, Danilia oteroi, Ammonicera oteroi, Natica
* oteroi, Olivella * othello, Naticarius * othonia (f), Oliva elegans otiolum, Canarium
* otis, Polinices otogoensis, Acirsa otohime, Amalda * otohimeae, Capulus
* otohimeae, Conus * otohimeae, Glyphostoma * otohimeae rogmartini (f), Conus otokime, Amalda
otome, Dermatobranchus ototarana, Terelimella otreolata, Crepidula * otsuensis, Bouchetriphora
ottitoma, Otitoma ottoi, Calliotropis otukai, Philine otukai, Proclava
* oualaniensis, Clithon oualaniensis, Smaragdia ouini (f), Oliva semmelinki outis, Cingula
ouveana, Columbella ouveensis, Columbella ovale, Epitonium ovale, Umbraculum
ovalis, Acteon ovalis, Ancilla ovalis, Diacavolinia ovalis, Haminoea
ovalis, Lepetodrilus ovalis, Marginella ovalis, Oceanida ovalis, Oenopota
ovalis, Pedipes ovalis, Succinea ovalis, Succinea ovalis, Zeadmete
ovalis (f), Patella barbara ovata, Admete ovata, Apicalia * ovata, Cancellaria
ovata, Cocculina ovata, Corolla ovata, Cypraea ovata, Cypraea
ovata, Fasciolaria ovata, Gibberula ovata, Hexaplex ovata, Joculator
ovata, Marginella ovata, Oliva ovata, Roxania ovata, Zeradina
ovatella, Rissoa ovatus, Anabathron ovatus, Phymorhynchus ovatus, Plesiocystiscus
ovatus, Pyrunculus * overdiepi, Manzonia oviformis, Ovula oviformis, Volutella
* ovina, Haliotis * ovina patamakanthini (f), Haliotis ovitesta, Macertexta ovoidea, Bulla
ovoidea, Ovula * ovoidea (f), Turbinella laevigata ovoides (f), Cylichnina subcylindrica strigella ovoideus, Ancistrolepis trochoideus
ovoideus, Iphinoe * ovoideus, Mipus * ovoideus, Nassarius cabrierensis * ovoideus, Stilifer
ovula, Bulla ovula, Tralia ovulata, Atys * ovulata, Parametaria
ovulata, Putilla * ovulata, Trivia ovulatella, Sulcocypraea * ovuliformis, Granulina
* ovuliformis, Pedicularia californica * ovulinus, Rhizorus * ovuloides, Conella ovuloides, Melampus
ovulum, Acteon * ovulum, Bathybuccinum * ovulum, Ovaginella ovum, Cypraea
ovum, Cypraea * ovum, Liomesus ovum, Marginella * ovum, Micratys
* ovum, Ovula ovum, Voluta * ovum chrysostoma, Erronea * ovum ovum, Erronea
* ovum ovum palauensis (f), Erronea * ovum palauensis (f), Erronea ovum ovummuscae, Peringiella ovumralli, Oliva
ovumvanelli, Bulla owenga, Turbonilla owengaensis, Munditia oweni, Triphora
oweni (f), Haliotis corrugata owenianum, Neritina owenii, Cyllene owenii, Neritina
owenii, Pleurotoma owenii (f), Tympanotonus radula owenii modesta (f), Bistolida owenii * owenii owenii, Bistolida
owenii owenii modesta (f), Bistolida * owenii piae, Bistolida * owenii vasta, Bistolida oxia, Fissurisepta
* oxia (f), Nannodiella melanitica oximeris maculata, Terebra * oxossi, Favartia oxum, Dermomurex
* oxyacantha, Homalocantha oxyacme, Melanella * oxychone, Megalomphalus oxyclathra, Clathurella
oxyglyptus, Antillophos oxys, Cerithiopsis oxystoma, Micraenigma oxytata, Mangilia
oxytata, Melanella * oxytata, Muricopsis oxytata, Volvula oxytata (f), Rhizorus acuminatus
oxytropis, Basilissa oxytropis, Lacuna * oxytropis, Psilaxis oxytropis albicarinata, Polystira
* oxytropis oxytropis, Polystira oyamai, Acteocina * oyamai, Hirtomurex * oyamai, Retusa
* oyamai, Tutufa * oyamai, Yayoiacmaea oyashio, Obesotoma * oyasionensis, Amaea
oyasiwo, Odostomia * oyuana, Ithycythara ozawai, Eulima * ozenneana, Pascula
* ozodona (f), Oliva panniculata