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, Conasprella biraghii (4) omanensis, Drillia omanensis, Echinolittorina
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 (7) 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 (1)
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 (12) opulenta, Comitas opulenta, Glyptozaria (1) opulenta, Surcula (1)
opulentus, Joculator (2) opulentus, Marginella (5) opuntia, Okenia opuntia, Okenia (3)
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 (6) 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 (var.), Diacria quadridentata 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 (2) 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 (3) 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, Poremskiconus (9)
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 (7) ornata, Mitra (1) ornata, Nassa
ornata, Nerita (9) ornata, Odostomia ornata, Oliva (10) ornata, Parastrophia
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 (2) 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) orri (var.), Conus mercator (5) 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 (1) 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 (1) 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 (6) 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 (5)
otohimeae, Capulus (4) otohimeae, Conasprella (9) otohimeae, Glyphostoma (6) otohimeae, Rissoina (2)
otohimeae rogmartini (var.), Conasprella (6) otome, Dermatobranchus ototarana, Terelimella otreolata, Crepidula (5)
otsuensis, Bouchetriphora (2) ottitoma, Otitoma (7) ottoi, Calliotropis (2) ottolinii, Turritella
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 (12) ouveensis, Columbella (8)
ovalatita, Benthovoluta (2) ovale, Epitonium ovalina, Volvulella (3) ovalis, Acteon (9)
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 (3) ovoideus, Amphiperas (10) ovoideus, Ancistrolepis trochoideus
ovoideus, Stilifer (1) ovula, Bulla (5) ovula, Tralia (1) ovulata, Atys (4)
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 (7) 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, Pygmaepterys (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 (4) 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, Oliva (2) ozodona nellyae, Oliva (1) ozodona nitidula, Oliva (12)
ozodona nitidula thomasi (var.), Oliva (4) ozodona sandwicensis, Oliva (7)