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, Brachystomia (3) omaicus, Conus (7) omaleyi, Daphnella (1) omalos, Discopsis
omanensis, Aspella omanensis, Drillia omanensis, Echinolittorina omanensis, Eoacmaea (2)
omanensis, Lilliconus biraghii (4) omanensis, Lodderena omanensis, Mitromica (1) omanensis, Muricopsis (2)
omanensis, Phenacolepas omanensis, Terebra (1) omaria, Conus (10) omaria convolutus (var.), Conus (6)
omaria magoides (var.), Conus (3) omaria patonganus (var.), Conus (6) omaria sindon (var.), Conus (3) omaria viperinus (var.), Conus (5)
ombratus, Microlinices (1) ombronius, Aulacofusus (1) omega, Oxynoe omia, Crassiclava
omicron, Amblychilepas (4) omii (var.), Palmulacypraea musumea omissum, Cerithium (11) omnipurpurata, Turris (2)
omoia, Natica (1) omphale, Borsonella omphalis, Retusa omphalodes, Bulla (6)
omphaloessa, Odostomia (3) omphalotropis, Diala omphalotropis, Ethalia onagawaense, Styloptygma
onagawaensis, Styloptygma onager, Cithara (5) onaneyi, Haplocochlias onca, Cypraea (9)
onca, Isotriphora onca, Naticarius (5) onchidioides, Buchanania onchodes, Epitonium (3)
onchodes, Nassarius oncodes, Neptunea (2) ondina, Volvarina onealensis, Cerithiopsis
oneili, Granulina oneili, Otitoma (3) oneirophantae, Megadenus oneratus, Nassarius (4)
ongcopensis, Oscilla oniscinum, Vexillum (1) oniscioides, Onchidella oniscus, Cypraea
oniscus, Cypraea (9) oniscus, Morum oniscus (4) oniscus oniscus, Morum (4) oniscus purpureum, Morum (5)
oniscus strombiformis, Morum (5) onna, Halgerda onoae, Volvulella (1) onobiformis, Ailinzebina (1)
onokeana, Comitas onokeana onokeana onokeana, Comitas onokeana vivens, Comitas (2) onslowensis, Strioterebrum (10)
onubensis, Jorunna onusta, Doto onustum, Selastele (1) onustus, Phorus (5)
onustus, Trochus (5) onychina, Cryptospira onychina, Eulima (1) onychina, Lottia (3)
onychitis, Lottia (3) onychoides, Fissurisepta onycina, Cypraea (7) onyx, Crepidula (5)
onyx, Erronea (5) onyx adusta, Erronea (9) onyx draco (var.), Erronea (2) onyx fulva (var.), Erronea onyx (9)
onyx onyx fulva (var.), Erronea (9) onyx usitata (var.), Erronea (3) oodes, Persicula ooformis, Aliculastrum (4)
ooformis, Atys (2) ooides, Pseudoliomesus (4) oophaga, Stiliger oosimense, Bittium
oostinghi, Euthria oostinghi (var.), Haustellum bantamensis (6) ootanii, Epitonium (4) opaca, Compsodrillia (3)
opaca, Eulimella opaca, Melanella (2) opaca, Natica (6) opaca, Odostomella (2)
opacum, Fissidentalium opalescens, Eolis (3) opalescens, Phyllodesmium opalescens, Siphonaria (4)
opalia, Rissoina (2) opalina, Leiocithara opalina, Marginella (4) opalina, Melanella
opalina, Melanella opalina, Mesalia (13) opalina, Microgaza opalina, Opaliopsis (1)
opalina, Rissoella (3) opalina, Trivellona (2) opalina minor (var.), Rissoella opalinum, Calliostoma
opalus, Cantharidus (6) opalus, Plagiostropha (5) opalus cannoni (var.), Cantharidus (1) opaoana, Bolma (5)
oparense, Morula oparica, Auriculastra opea, Patella (5) opeas, Epitonium
opephora, Miralda operculata, Cryptonatica (4) operculata, Peltospira operculata farolita, Tectonatica (7)
operosa, Turris operta, Aplysia (8) ophiarachnicola, Hemiliostraca ophidiastericola, Stilifer
ophioacanthicola, Fuscapex (1) ophioderma, Cerithium (4) ophioderma, Ophiodermella (2) ophiodon, Compressidens
ophiodon, Melanella ophiomoerae, Punctifera (1) ophione, Lamellaria (3) ophiura, Cerithiopsis
ophiuraphila, Stilapex ophthalmica, Chromodoris opima, Cylichnina opima, Granulina
opima, Thysanodonta opima (var.), Retusa truncatula opimasculpta, Pyrgulina opimus, Antillophos (7)
opiniosa, Diffalaba (3) opis, Tritonium (6) opisoplectum, Buccinum (4) opisthecostae, Parthenina
opisthidia, Discodoris opisthochetos, Ptychobela (3) opisthocostae, Turbonilla (1) opisthoplectum, Buccinum opisthoplectum (4)
opisthoplectum microconcha, Buccinum opisthoplectum opisthoplectum, Buccinum (4) oppansus, Zizyphinus (3) oppia, Alvania
opportuna, Ellobium (4) opportuna, Gadila (1) opportuna (var.), Cerithium nodulosum opportunatum, Ellobium
opposita, Lyria (1) oppositum, Epitonium (3) oppositus, Siphonaria (6) oppressa, Emarginula
oppressus, Coelotrochus (2) opsimathes, Clathurella (2) optabile, Epitonium (3) optabilis, Awateria (1)
optabilis, Conus (1) optabilis, Cythara (14) optabilis, Lirularia optata, Amaea (2)
optata, Nassa (5) optata, Pleurotoma (1) optima, Amaea optima, Amalda (2)
optima, Metula (1) optima, Microdrillia optima, Patella (5) optima, Pyrgiscus
optimum, Calliostoma (7) optimus, Nassarius (2) optimus, Pyrgiscus optimus (var.), Conus exiguus (7)
optivus, Pyrgiscus opulens, Pyrene (11) opulenta, Comitas opulenta, Glyptozaria (1)
opulenta, Surcula (1) opulentus, Joculator (2) opulentus, Marginella (5) opuntia, Okenia (3)
opuntia, Okenia orana (var.), Littorina obtusata (16) oranica, Alexia (8) oranica, Alvania scabra (3)
oranica, Cypraea (8) oranica rubescens (var.), Alvania scabra orariana, Pleurotomella orba, Solatisonax
orbella, Crepidula (4) orbellus, Tornus orbiculare, Buccinum (5) orbicularis, Dendrodoris
orbicularis, Hermaea (3) orbicularis, Hexabranchus (5) orbicularis, Patelloida (1) orbiculata, Anatoma (1)
orbiculata, Crepipatella orbiculata, Fossarella orbiculata, Lamellaria orbiculata, Stomatella (2)
orbignianus, Murex (12) orbignii, Doto orbignyana, Chlorostoma (8) orbignyana, Coralliophila (6)
orbignyana, Haminoea (5) orbignyana, Nerita (5) orbignyana, Vanikoro orbignyanum, Sabinella
orbignyanus, Posterobranchus (2) orbignyi, Alvania (3) orbignyi, Circulus (1) orbignyi, Conasprella (7)
orbignyi, Doris orbignyi, Epitonium orbignyi, Fossarus (1) orbignyi, Janthina (7)
orbignyi, Lottia (6) orbignyi, Olivancillaria (6) orbignyi, Trophon (9) orbignyi aratus, Conus (7)
orbignyi pachylabris (var.), Rissoina (6) orbignyi submarginata (var.), Rissoina (6) orbignyi subspirata (var.), Rissoina (6) orbitać, Aeneator orbita
orbita, Caperella orbita, Dicathais (4) orbita aegrota (var.), Dicathais (6) orbita orbitać, Aeneator
orbita recens, Aeneator (3) orbita textilosa (var.), Dicathais (2) orbitatus, Conus (4) orboniana, Suturoglypta
orca, Philine (4) orca (var.), Ericusa fulgetrum (1) orcadensis, Bathyberthella orcha, Doto
orchidaea, Chelidonura orchidiflorus, Chicoreus (7) orcina (var.), Lyncina vitellus (1) orcutti, Barleeia
orcutti, Caecum (1) orcutti, Fusinus (4) orcutti, Macron (1) orcutti, Mitromorpha
orcutti (var.), Lottia triangularis orcuttiana, Coralliophila (5) orcuttianum, Epitonium (3) ordenanum, Epitonium (2)
ordenarum, Opalia ordinaria, Agathotoma (1) ordinaria, Ancilla (4) ordinaria, Cylichna (3)
ordinaria, Drillia ordinaria, Euthria (1) ordinaria, Patella candei (2) ordinaria, Rissoa
ordinarium, Solarium (4) ordinarius, Conus ammiralis (8) ordinata, Crosseola ordinata, Filodrillia
ordinata, Iniforis ordinei, Horaiclavus (2) ordita, Chrysallida (4) ordita (var.), Cerithium vulgatum (8)
ordofasciarum, Eatonina oregmene, Calliotropis (3) oregon, Calliostoma (1) oregonense, Caecum crebricinctum
oregonensis, Cryptogemma oregonensis, Fusitriton (6) oregonensis angelensis (var.), Argobuccinum (6) oregonia, Paziella (4)
orejasmirandai, Olivella (2) orellana, Clathrodrillia oreodoxa, Cosmotriphora (1) oreosoma, Doris (1)
oretea, Hadriania (8) orewa, Odostomia orichalceus, Trochus (8) oriens, Fissurella oriens (8)
oriens, Gibberula (2) oriens, Nassa (9) oriens fulvescens, Fissurella (1) oriens oriens, Fissurella (8)
orientale, Caecum (4) orientale, Phyllodesmium orientale, Triton (11) orientalis, Acteocina
orientalis, Aglaja (3) orientalis, Akibumia (2) orientalis, Anteaeolidiella orientalis, Atrimitra
orientalis, Attenuata (1) orientalis, Attenuata affinis orientalis, Bela orientalis, Bulla (4)
orientalis, Cellana radiata (7) orientalis, Cephalopyge orientalis, Cerithiopsis orientalis, Chicoreus (4)
orientalis, Chlamylla borealis (1) orientalis, Chromodoris (3) orientalis, Crosslandia (2) orientalis, Cylindriscala
orientalis, Cyllene orientalis, Drillia orientalis, Elysia orientalis, Eolidina
orientalis, Hybochelus cancellatus (6) orientalis, Jujubinus (2) orientalis, Kaloplocamus (3) orientalis, Lacuna
orientalis, Myurella (2) orientalis, Naticarius (7) orientalis, Onchidella orientalis, Parthenina
orientalis, Pectinodonta (5) orientalis, Pectinodonta (4) orientalis, Philine (2) orientalis, Pleurophyllidiopsis
orientalis, Polybranchia (5) orientalis, Proctonotus orientalis, Pseudobornella (1) orientalis, Ringicula
orientalis, Rostanga (2) orientalis, Schwartziella (3) orientalis, Seguenzia orientalis, Serrata (1)
orientalis, Spurilla orientalis, Strigatella (5) orientalis, Sulcosinus (2) orientalis, Zoila orientalis (7)
orientalis (var.), Cribrarula cribraria (1) orientalis (var.), Monoplex pilearis (10) orientalis (var.), Scyllaea pelagica orientalis (var.), Tarantinaea lignaria
orientalis orientalis, Zoila (7) orientalis raybaudii, Zoila (7) orientica, Turbonilla orientis, Testudovolva (12)
orientis, Thatcheriasyrinx orientis (6) orientis kawamurai, Thatcheriasyrinx (5) orientis orientis, Thatcheriasyrinx (6) oriettae, Umbilia (7)
oriflavens, Vexillum (2) oriola (var.), Oliva tigridella (5) orion, Calliostoma (2) orion, Conus (8)
orirufa, Etrema orissaensus, Nassodonta oriza, Cythara orizoides, Terebra
orjani, Gulenia (1) orleanus, Conus (11) ormesi, Penion (2) ormophorus, Clanculus (1)
ornamentalis, Murex brevispina (1) ornamentata, Orania (2) ornata, Acanthodoris pilosa ornata, Asthenotoma ornata
ornata, Astralium (4) ornata, Atagema (2) ornata, Atagema (1) ornata, Austraeolis (4)
ornata, Berthella (3) ornata, Canalispira ornata, Carenzia (1) ornata, Cellana (7)
ornata, Cerithidea (4) ornata, Cithara (1) ornata, Clathropsis (1) ornata, Colsyrnola (2)
ornata, Columbella (3) ornata, Conotalopia (3) ornata, Coryphella (5) ornata, Cosmotriphora (2)
ornata, Daphnella (6) ornata, Doto ornata, Elysia (6) ornata, Eumetula
ornata, Exiquaspira (3) ornata, Filodrillia ornata, Ganesa ornata, Hermaea (3)
ornata, Iravadia ornata, Iravadia ornata, Iravadia (1) ornata, Kalinga (5)
ornata, Limacia ornata, Lodderena (3) ornata, Lucidestea ornata, Marginella (7)
ornata, Melibaea (5) ornata, Mitra (1) ornata, Mitra (7) ornata, Nassa
ornata, Nerita (9) ornata, Odostomia ornata, Oliva irisans (9) ornata, Pleurotoma (4)
ornata, Polycera (4) ornata, Protomedea (4) ornata, Pseudorhaphitoma (1) ornata, Raphitoma (6)
ornata, Rissoa (2) ornata, Rissoella ornata, Runcina ornata, Scissurella (1)
ornata, Siphonalia cassidariaeformis (3) ornata, Strigula (5) ornata, Terebra (4) ornata, Trinchesia
ornata, Trophon (1) ornata, Turbonilla ornata, Vexillum (8) ornata, Voluta (6)
ornata, Voluta (6) ornata, Zafra (2) ornata (var.), Berghia major ornata (var.), Bittium zebrum (5)
ornata (var.), Boreoscala greenlandica ornata (var.), Cerithium lividulum (8) ornata (var.), Guraleus alucinans ornata (var.), Littorina obtusata (16)
ornata (var.), Omalogyra atomus ornata (var.), Turritella maculata ornata atticae, Asthenotoma (1) ornata canarica (var.), Asthenotoma ornata
ornata ornata, Asthenotoma ornata ornata canarica (var.), Asthenotoma ornata vittata (var.), Marginella (1) ornatissima, Cadlinella (4)
ornatissima, Chrysallida ornatissima, Epitonium ornatissima, Solariella (1) ornatissima, Yokoyamaia
ornatissimum, Bittium ornatum, Buccinum (5) ornatum, Calliostoma (5) ornatum, Ceratosoma (5)
ornatum, Sagaminopteron ornatum, Vexillum (1) ornatum similis (var.), Calliostoma (5) ornatus, Amphithalamus
ornatus, Conus ornatus, Conus (7) ornatus, Conus (7) ornatus, Dermatobranchus (2)
ornatus, Guraleus ornatus, Latirus (4) ornatus, Margarites (1) ornatus, Monophorus (1)
ornatus, Ophicardelus (6) ornatus, Stiliger (1) ornatus, Trichosirius ornatus, Triphora (1)
ornatus, Trophon (1) oroeanus, Eubranchus orophoma, Mangilia oros, Calliotropis oros (3)
oros marquisensis, Calliotropis (4) oros oros, Calliotropis (3) orosmina (var.), Dolomena dilatata (9) orospatia, Brookula (1)
orotundum, Buccinum orphanensis, Melanella orpheus, Trophonopsis (1) orphia, Mitrella (12)
orri, Attiliosa (3) orsinii, Felimare orstomi, Halgerda orstomi, Hypermastus (1)
orstomi, Marginella (1) orstomi, Phyllidia orteai, Crisilla orteai, Cyerce
orteai, Haminoea (2) orteai, Trapania orteai, Triphora orthochila, Styliferina
orthocostae, Turbonilla (1) orthophtalmus, Pterotrachea (1) orthophyes, Melanella orthopleura, Eulima (3)
orthopleura, Makiyamaia (1) orthoplicatulata, Turbonilla orthosymmetrica, Turritella ortigia, Columbella
ortiguilla, Collisella (4) ortizae, Eulimella (1) ortizi, Aegires ortizi, Haplocochlias (1)
ortneri, Conus (2) ortonia, Columbella (1) oruaensis, Neoguraleus oruaensis, Retusa (2)
orycta, Cylichna oryx, Dentalium (2) oryza, Acteon oryza, Agatha (1)
oryza, Ancilla oryza, Buccinum (1) oryza, Cuvierina (2) oryza, Cylichna
oryza, Cythara oryza, Dentiovula (6) oryza, Gibberula (4) oryza, Ittibittium
oryza, Marginella (9) oryza, Mitromica (2) oryza, Oliva (7) oryza, Ransoniella (50)
oryza, Retizafra (1) oryza, Triphora oryza, Trivirostra (6) oryza, Vexillum (1)
oryza, Zebina (1) oryza minor (var.), Trivirostra oryza sandwichensis, Cypraea (4) oryzaeformis, Purpuradusta (3)
oryzaeformis atomus (var.), Purpuradusta oryzaella, Acteocina (3) oryzarum, Nerita (2) oryzatus, Thylacodes (4)
oryzoidea, Trivirostra (5) oryzum, Vexillum (1) osae, Jorunna (1) osagawai, Buccinum (6)
osapiensis, Ziba (5) osbornei, Aesopus osbornei, Maurea (5) oscaritoi, Hyalina
oschei, Echinophoria (6) oschei (var.), Echinophoria wyvillei (1) oscilla, Gregoia (2) oscillaeformis, Miralda
oscitans, Cerithium oscitans, Philine oscitans, Rissoina oscitans, Tomopleura (3)
oscitans, Turbonilla (3) osclausum, Triphora (2) oscostata, Pseudoliotia (1) osculans, Phenacolepas (1)
osculans, Purpura (1) osculata, Bullia (3) oselmonta, Columbella (4) osexiguus, Acteon (1)
oshikatai, Microstelma (4) oshikatai, Tegula oshimaensis, Trivirostra (2) oshimanum, Cerithium (3)
osimai, Antiplanes osiridis, Vexillum (5) osmagnum, Herewardia osmani, Volvarina
osmayi, Dentimargo osorioae, Hemiliostraca osrhomboides, Turbonilla (1) ossea, Mangelia striolata
ossea, Mitra (6) ossea (var.), Conus ventricosus osseosa, Atagema (1) osseum, Bullia
osseus, Murex (5) ossiani, Philine (1) ossiania (var.), Beringius turtoni (2) ossiansarsi, Lissospira (1)
ossiansarsi, Philine (1) ossium, Epitonium (1) ostauri, Cassis (3) ostenfeldi, Alcithoe larochei (4)
ostenfeldi, Ranella (7) ostensus, Larinopsis (1) ostenta, Marshallora (1) ostentata, Doto
osteophila, Cocculinella (1) osteophila, Xylodiscula (1) ostergaardi, Mitra (6) ostergaardi, Naria (8)
ostergaardić, Strombus (1) osteri, Hydroginella (5) ostheimerae, Cuspivolva (1) ostheimerae, Octomarginula (1)
ostrearum, Calotrophon (4) ostrearum, Pyrgospira (2) ostreicola, Anachis (3) ostreion, Archiminolia (2)
ostrideslithos, Calliotropis (3) ostrina, Fissurella (3) ostrina, Nucella (4) ostrinus, Conus (5)
osullivani (var.), Conus textile (1) osumiensis, Anacithara osyoro, Cuthonella osyuensis, Turbonilla (1)
otaeitensis, Buccinum (2) otaeitensis, Buccinum australe (2) otagoensis, Aeneator (1) otagoensis, Antiguraleus (1)
otagoensis, Aoteadrillia otagoensis, Cabestana (5) otagoensis, Cominella (3) otagoensis, Euthrenopsis (2)
otagoensis, Haurakia (1) otagoensis, Lissotesta (1) otagoensis, Melanella otagoensis, Mesoginella (1)
otagoensis, Monodilepas monilifera otagoensis, Notoficula (1) otagoensis, Scaphander (1) otagoensis, Splendrillia (2)
otagoensis, Zeadmete (1) otahitensis, Cypraea (5) otaitensis, Nerita (7) otaitensis (var.), Terebra caerulescens (7)
otakauica, Cominella nassoides (5) otakauica, Curveulima (1) otakauica, Liracraea otakauicus, Pyrgiscus
otaviana, Danilia (3) oteroi, Ammonicera oteroi, Natica oteroi, Olivella (5)
oteroi, Vexillum (1) oteroi, Volvarina othaeitensis, Bullia (2) othello, Natica (2)
othonia (var.), Oliva elegans (1) otiolum, Canarium (7) otis, Otina otis, Polinices (3)
otogoensis, Acirsa otohime, Amalda otohimeae, Capulus (4) otohimeae, Conasprella (8)
otohimeae, Glyphostoma (6) otohimeae, Rissoina (2) otohimeae rogmartini (var.), Conasprella (6) otokime, Amalda
otome, Dermatobranchus ototarana, Terelimella otreolata, Crepidula (5) otsuensis, Bouchetriphora (2)
ottitoma, Otitoma (7) ottoi, Calliotropis (2) otukai, Calliostoma otukai, Philine
otukai, Rhinoclavis otukai, Turbonilla oualaniense, Clithon (9) oualaniensis, Smaragdia (8)
oualeiriensis, Conus ouaoensis, Synthopsis (1) ouini, Oliva (2) outis, Cingula
ouveana, Columbella (11) ouveensis, Columbella (8) ovalatita, Benthovoluta (2) ovale, Epitonium
ovalina, Volvulella (3) ovalis, Acteon (8) ovalis, Ancilla (2) ovalis, Curtitoma
ovalis, Diacavolinia ovalis, Diodora (3) ovalis, Dischides ovalis, Haminoea (1)
ovalis, Lepetodrilus ovalis, Marginella (6) ovalis, Morio (7) ovalis, Oceanida (2)
ovalis, Pedipes ovalis, Purpura (7) ovalis, Rissoina (1) ovalis, Turbonilla
ovalis, Umbrella (11) ovalis, Zeadmete (1) ovalis (var.), Patella barbara (7) ovata, Admete
ovata, Apicalia ovata, Assiminea (1) ovata, Cancellaria (4) ovata, Cocculina (1)
ovata, Corolla ovata, Cypraea (6) ovata, Cypraea (5) ovata, Echineulima
ovata, Engina (1) ovata, Fasciolaria (8) ovata, Gibberula ovata, Goniodoris
ovata, Granulina (3) ovata, Hexaplex ovata, Marginella ovata, Odostomia
ovata, Oliva (5) ovata, Otina (3) ovata, Sabatia (3) ovata, Serrata (1)
ovata, Subonoba ovata, Tiberia ovata, Trivellona (8) ovata, Tylothais
ovata, Zeradina ovata (var.), Odostomia oblongula ovatella, Rissoa (5) ovatus, Anabathron
ovatus, Joculator ovatus, Phymorhynchus (1) ovatus, Plesiocystiscus ovatus, Pyrunculus (2)
overdiepi, Manzonia (3) oviformis, Ovula (4) oviformis, Prunum ovina, Haliotis ovina (5)
ovina ovina, Haliotis (5) ovina ovina patamakanthini (var.), Haliotis (6) ovina patamakanthini (var.), Haliotis ovina (6) ovina volcanius, Haliotis (3)
ovir, Turricostellaria (1) ovitesta, Macertexta (3) ovoidea, Bulla (7) ovoidea, Coralliophila (3)
ovoidea, Nassa ovoidea, Neoiphinoe ovoidea, Tritia (5) ovoidea brevis (var.), Nassa (2)
ovoideus, Amphiperas (10) ovoideus, Ancistrolepis trochoideus ovoideus, Stilifer (1) ovula, Bulla (5)
ovula, Tralia (1) ovulata, Atys (2) ovulata, Conella (1) ovulata, Putilla (4)
ovulata, Triviella (4) ovulatella, Sulcocypraea ovuliformis, Granulina (3) ovuliformis (var.), Pedicularia californica (3)
ovulinus, Rhizorus (2) ovuloides, Conella (2) ovuloides, Melampus ovuloides, Odostomia
ovulum, Acteon ovulum, Bathybuccinum (2) ovulum, Cadulus ovulum, Crisilla (1)
ovulum, Ovaginella (4) ovum, Cypraea (6) ovum, Cypraea (6) ovum, Erronea ovum (5)
ovum, Liomesus (2) ovum, Marginella (5) ovum, Micratys (1) ovum, Ovula (4)
ovum, Voluta (4) ovum chrysostoma, Erronea (4) ovum erici (var.), Erronea ovum (1) ovum ovum, Erronea (5)
ovum ovum erici (var.), Erronea (1) ovum palauensis, Erronea (2) ovummuscae, Botryphallus (1) ovumralli, Oliva (13)
ovumvanelli, Bulla (6) owenga, Turbonilla owengaensis, Munditia oweni, Haliotis corrugata (1)
oweni, Triphora owenianum, Neritina (4) owenii, Bistolida (5) owenii, Cyllene (3)
owenii, Neritina owenii, Pleurotoma owenii (var.), Tympanotonus radula (7) owenii menkeana (var.), Bistolida (2)
owensi, Vermicularia fargoi oxia, Fissurisepta oxia, Odostomia (1) oxia (var.), Nannodiella melanitica (1)
oxillia, Anachis oxossi, Favartia (3) oxum, Dermomurex (1) oxyacantha, Homalocantha (7)
oxyacantha, Matharena (2) oxyacme, Melanella oxyacris, Turritella (2) oxybasis, Solariella (7)
oxychone, Megalomphalus (1) oxyclathrus, Tritonoturris (3) oxyglyptus, Antillophos (10) oxys, Cerithiopsis
oxystoma, Micraenigma oxytata, Mangilia (2) oxytata, Melanella oxytata, Volvula (3)
oxytata (var.), Rhizorus acuminatus oxytatus, Murexsul (5) oxytenes, Mucronalia oxytoma (var.), Hadroconus altus
oxytropis, Basilissopsis oxytropis, Euchelus oxytropis, Lacuna oxytropis, Polystira oxytropis (4)
oxytropis, Psilaxis (6) oxytropis albicarinata, Polystira (1) oxytropis oxytropis, Polystira (4) oyamai, Acteocina
oyamai, Hirtomurex (3) oyamaić, Otitoma (1) oyamai, Retusa (2) oyamai, Tutufa (8)
oyamai, Yayoiacmaea (1) oyashio, Obesotoma oyasionensis, Amaea (2) oyasiwo, Odostomia
oyuana, Ithycythara (1) ozawai, Eulima ozenneana, Pascula (3) ozodona (var.), Oliva panniculata (2)