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Species beginning with Th . . .

thaanumi, Cerithium (8) thaanumi, Conus gradatus (3) thaanumi, Echineulima (1) thaanumi, Melanella (2)
thaanumi, Pelseneeria thaanumi, Peristernia (2) thaanumi, Phasianella (6) thaanumi, Solidula (7)
thaanumi, Terebra (5) thaanumi, Triphora thaanumi, Trivirostra (2) thaanumi, Truncatella thaanumi
thaanumi, Turbonilla thaanumi, Vexilla (7) thaanumi, Vexillum (6) thaanumi insularis, Truncatella (1)
thaanumi thaanumi, Truncatella thaanumiana, Mitra (7) thachi, Calliostoma (3) thachi, Collonista (3)
thachi, Fulgoraria rupestris (6) thachi, Metula (1) thachi, Nassarius (3) thachi, Nebularia (2)
thachi, Phaenomenella (1) thachi, Semicassis (4) thachi, Turbonilla thachorum, Nassarius
thaii, Tiberia thailandensis, Reticunassa (1) thailandica, Ceritoturris thailandica, Costosyrnola
thailandis, Conus crocatus (6) thailandis, Haliotis (5) thakombau, Turbonilla (1) thalaea, Antiplanes (1)
thalamega, Zoila friendii (6) thalamega marina (var.), Zoila friendii (6) thalaoides, Mitromorpha (2) thalassae, Cylindriscala (1)
thalassae, Frigidoalvania thalassae, Fusceulima (1) thalassiarchi, Aplustrum (6) thalassiarchus, Conus (9)
thalassiarchus azona (var.), Conus (3) thalassiarchus castrensis (var.), Conus (5) thalassiarchus depriesteri (var.), Conus (3) thalassiarchus elevata (var.), Conus (9)
thalassiarchus ikatt (var.), Conasprella (9) thalassiarchus mariei (var.), Conus (5) thalassica, Pleurotomella thalassicola, Eulithidium (2)
thalassicola, Prunum thalassoma, Glyphostoma (1) thalassomeli, Nassaria (5) thalassopora, Glossodoris
thalea, Antiplanes (1) thaleia, Caducifer (4) thalensis, Eulimella thalera, Lienardia
thalia, Amaea (3) thalia, Charitodoron thalia, Daphnella (2) thalia, Eatoniella
thalia, Mangilia (4) thalia, Mangilia thalia, Melanella thalia, Plesiocystiscus
thalia (var.), Gibbula cicer thalycra, Iredalea thapsiae, Cythara thatcheri, Cymbiola (5)
thatcheria, Rissoina (1) thaumasia (var.), Moerchiella antoni (2) thaumasius, Nassarius (7) thaumasta, Arxellia (2)
thaumastopsis, Teretia thea, Cerodrillia (5) thea, Haedropleura theca, Sutilizona
thecaphora, Julia thecla, Paraclathurella theeva, Pustularia (5) theilei, Terebra
thelacme, Macromphalus (1) thelcterium, Epitonium thelcterium, Granulopsis (3) thelmae, Cuthona
thema, Erronea (8) themeropsis, Anacithara theminckiana, Melania (1) themisae, Gibberula
theobroma, Conus (5) theobroma, Halgerda theobroma, Nucella (6) theodorei, Conus (4)
theodosiae, Mendax (2) theona, Turbonilla theoreta, Erosaria (6) theoreta, Funa (1)
theoteles, Iredalea thepalea, Cypraea (6) thepalea, Glyphostoma thereganum, Mangilia (3)
theresa, Fidelis (8) theresa, Turbonilla theresae, Joculator (1) theresae, Laevipilina
theriaca, Cypraea (11) thermariensis, Chryseofusus (1) thermophilum, Buccinum (1) therriaulti, Conus (1)
thersites, Africolaria thersites, Buccinum (7) thersites, Bufonaria (5) thersites, Littorina (3)
thersites, Melanella (2) thersites, Monoplex (2) thersites, Siphonaria (1) thersites, Thersistrombus (5)
thersites, Zoila thersites (6) thersites atrata (var.), Zoila thersites thersites contraria, Zoila (4) thersites contraria (var.), Zoila (4)
thersites eburnea (var.), Zoila thersites (3) thersites thersites, Zoila (6) thersites thersites atrata (var.), Zoila thersites thersites eburnea (var.), Zoila (3)
thesaura, Nassaria (6) thesauraria, Aclis (1) thesaurista, Glyphostoma thesaurus, Dolicholatirus (1)
theskela, Macteola theskeloides, Mangilia (1) thespesia, Kermia (2) thespesia plurilineata (var.), Kermia (2)
thestia, Compsodrillia (2) thetidis, Cylichna (4) thetidis, Pseudomalaxis (3) thetidis, Striodentalium
thetis, Bullia (4) thetis, Cythara thetis, Mastonia (2) thetis, Patella (7)
thetis, Striatoguraleus thetis (var.), Marginella piperata thetisae, Gibberula thetys, Nassarina (3)
thevenardensis, Conus reductaspiralis (7) thewe, Turbonilla (1) thia, Daphnella thiara, Voluta (5)
thiarella, Pleurotoma (3) thiarella, Tectarius (5) thiarella (var.), Voluta musica (5) thiasotes, Daphnella
thielei, Amaea (7) thielei, Antarctodomus (1) thielei, Assiminea thielei, Belalora (1)
thielei, Cadulus thielei, Chlanificula (1) thielei, Eclogavena quadrimaculata (3) thielei, Falsimargarita (2)
thielei, Fusinus thielei, Gemmula (5) thielei, Joculator (2) thielei, Leptocollonia
thielei, Philbertia thielei, Pseudorhaphitoma (1) thielei, Stilapex thielei, Syrnola
thielei, Turbonilla thielei, Turritellopsis thielei garretti (var.), Eclogavena quadrimaculata (1) thierryi, Oliva efasciata (1)
thila, Vexillum thiriotae, Monophorus (4) thisbe, Comitas thisbe thisbe, Tomopleura
thisbe diomedea, Comitas (4) thisbe thisbe, Comitas thola, Crassitoniella thola, Maoritomella
tholia, Dendropoma (2) tholoides, Kryptos (2) tholos, Drillia thomae, Bursa rhodostoma (6)
thomae, Conus (7) thomae, Tutufa (6) thomae bergeri (var.), Bursa rhodostoma thomasi, Chicoreus (5)
thomasi, Clanculus (6) thomasi, Conus terebra (4) thomasi, Cyclostrema thomasi, Emarginula
thomasi, Naria (7) thomasi, Umbonium (6) thomasiae, Stylifer (2) thomasiae (var.), Cerithium lutosum (10)
thomasiana, Cancellaria thomasiana, Rapana (8) thomasii, Stylifer (2) thomassini, Ancilla (3)
thomassini, Aspella (1) thomassini, Pulsellum thomei, Ketosia thomensis, Cerithiopsis (1)
thomensis, Clanculus pseudocorallinus (1) thomensis, Gibberula (8) thomensis, Metaxia thomensis, Pradoxa
thomensis, Syrnola thompsoni, Akera thompsoni, Chromodoris thompsoni, Colpodaspis (6)
thompsoni, Elysia thompsoni, Eudolium (8) thompsoni, Fusinus (1) thompsoni, Loy
thompsoni, Macromphalina thompsoni, Olivella thompsoni, Pseudovermis thompsoni, Runcinella
thompsoni, Siratus (4) thompsoni, Trinchesia thomsoni, Leucosyrinx thomsoni, Pusillina
thomsoni, Semicassis (6) thomsoni palinodia, Semicassis (6) thorektes, Emarginula thorni, Umbilia capricornica
thornleyana, Clathropsis thornleyana, Dentrissoina (4) thornleyana, Filodrillia thornleyanus, Guraleus
thorsenae, Opalia (1) thorsoni, Capulus ungaricus (4) thorssoni, Epitonium (9) thorssoni, Kermia (1)
thorssoni, Vexillum (4) thorvaldssoni, Protolira thorybopus, Eosipho (1) thos, Marginella
thouinensis, Alvania thouinensis, Cystiscus thoursmani, Philine thoursmani thoursmani chilla, Philine
thoursmani thoursmani, Philine thrasys, Epitonium (3) thrincoma, Calliostoma throckmortoni, Acteon
thuanae, Turbonilla thurmanni, Laona thurstoni, Batheulima thurstoni, Manaria
thurstoni, Pelseneeria thurstoni, Stilifer thurstoni, Turricula thuryensis†, Montfortula (3)
thuscus, Conus (23) thygatrica, Daphnella thylax, Epitonium (3) thyraea, Parviterebra (3)
thyraeum, Parviscala thyrena, Galeodea (1) thyridota, Lienardia (3) thysthlon, Trigonostoma (7)
tia, Melanella tiara, Ancistrobasis (1) tiara, Calliotropis tiara, Krachia (4)
tiara, Mangelia (5) tiara, Onoba tiara, Scalaria (4) tiaraeides, Thalotia (1)
tiarata, Paracingulina (1) tiaratus, Coelotrochus (2) tiaratus, Conus (6) tiaratus roosevelti (var.), Conus (3)
tiarella, Mitra (6) tiarella, Terebra (5) tiarula, Alvania tiarula, Mangilia (6)
tiarula, Nassarius (6) tiassalensis, Neripteron tibai, Diaphana tibana, Antalis
tibbettsi, Punctabyssia tibboeli, Doriprismatica tiberiana, Cantharidella (2) tiberiana, Galeodinopsis
tiberiana, Murex spadae (8) tiberiana, Voorwindia (2) tiberii, Epitonium (5) tibia, Pedicularia (5)
tibiaeforme, Calliotectum tibiaeforme (5) tibiaeforme arafurensis (var.), Teramachia (5) tibiaeforme barneli, Calliotectum (6) tibiaeforme dupreyae, Calliotectum (5)
tibiaeforme johnsoni, Calliotectum (7) tibiaeforme tibiaeforme, Calliotectum (5) tibiaeforme williamsorum, Calliotectum (5) tibiaeformis, Apiotoma tibiaeformis (1)
tibiaeformis sibukoensis, Apiotoma tibiaeformis tibiaeformis, Apiotoma (1) tibialis, Triphora (12) tibicen, Rissoina
tiburonense, Epitonium (1) tiburonensis, Vitrinella tica, Mexichromis tica, Ticofurcilla
ticaonica, Diodora (5) ticaonica, Eucyclotoma ticaonica, Strigatella (5) ticaonica, Taranis (1)
ticaonica vagans (var.), Strigatella (5) ticaonicum, Calliostoma (5) ticaonicus, Hipponix (2) ticaonicus, Turbo (1)
tiedemani, Hastula tieensis, Joculator (1) tiesenhauseni (var.), Nassa mamillata (5) tiganourana, Turbonilla
tigreum, Terebra (5) tigridella, Oliva (7) tigridella blanda (var.), Oliva (2) tigridella lacteana (var.), Oliva (2)
tigridella martinii (var.), Oliva (1) tigridella oriola (var.), Oliva (5) tigridella rufopicta (var.), Oliva tigridella stelleta (var.), Oliva (7)
tigrina, Alcithoe larochei (8) tigrina, Aplysia (8) tigrina, Aplysia (2) tigrina, Armina
tigrina, Caelatura tigrina, Columbella (8) tigrina, Cypraea (10) tigrina, Cypraea (11)
tigrina, Doris tigrina, Isotriphora tigrina, Littorina (5) tigrina, Lophiotoma (7)
tigrina, Mitra (5) tigrina, Notocochlis tigrina (6) tigrina, Oliva (6) tigrina, Oxystele (2)
tigrina, Terebra (4) tigrina, Turbinella (6) tigrina fallax (var.), Oliva (4) tigrina glandiformis (var.), Oliva (3)
tigrina holoserica (var.), Oliva tigrina maculosa, Notocochlis tigrina tigrina, Notocochlis (6) tigrinum, Buccinum (4)
tigrinum, Buccinum (6) tigrinum, Cymatium (6) tigrinum, Epitonium tigrinum, Siphopteron
tigrinus (var.), Conus canonicus (4) tigris, Conus (7) tigris, Coriophora tigris, Cuspivolva (5)
tigris, Cypraea tigris (10) tigris, Maurea (3) tigris, Roboastra tigris, Turritella (7)
tigris ambolee (var.), Cypraea (10) tigris chionia (var.), Cypraea tigris tigris flavonitens (var.), Cypraea tigris tigris hinnulea (var.), Cypraea tigris (5)
tigris incana (var.), Cypraea tigris tigris ionthodes (var.), Cypraea tigris tigris lorenzi, Cypraea (3) tigris lyncicrosa (var.), Cypraea
tigris olgiatiana (var.), Cypraea (5) tigris pardalis, Cypraea (6) tigris rossiteri (var.), Cypraea (7) tigris schilderiana, Cypraea (6)
tigris tigris, Cypraea (10) tigris tigris chionia (var.), Cypraea tigris tigris flavonitens (var.), Cypraea tigris tigris hinnulea (var.), Cypraea (5)
tigris tigris incana (var.), Cypraea tigris tigris ionthodes (var.), Cypraea tigris tuberculifera (var.), Cypraea tigroidellum, Glyphostoma (1)
tigroides, Latirus (4) tiki, Conasprella (2) tikkoensis, Turbonilla tilesii, Doriopsis (4)
tilesii, Plocamopherus (1) tilesii, Tergipes tillierae, Siphonochelus (1) tillmanni, Dentimargo
timessum, Buccinum ochotense (1) timessus, Fusinus (12) timetus, Limatofusus (1) timia, Taringa aivica
timida, Costosyrnola timida, Elysia (3) timida, Eolis timida, Purpura (4)
timor, Fulgurofusus (2) timora, Scissurella (2) timorensis, Anisodoris timorensis, Cypraea (6)
timorensis, Mitra (4) timorensis, Otitoma (1) timorensis, Otitoma (2) timorensis, Ptychosyrinx timorensis
timorensis, Textilia (9) timorensis (var.), Nassarius siquijorensis timorensis teschi, Ptychosyrinx (4) timorensis timorensis, Ptychosyrinx
tina, Cuthona tincta, Barleeia (2) tincta, Doris tincta, Eulima
tincta, Patella (13) tincta, Philine tincta, Pleurotomella (1) tincta, Pseudodaphnella (5)
tincta, Steironepion tincta, Syrnola (1) tincta, Turbonilla (1) tincta, Vitrinella (1)
tincta (var.), Caecum trachea tincta (var.), Leptothyra induta tincta aureotincta (var.), Pseudodaphnella tincta crasselirata (var.), Pseudodaphnella
tincta lemniscata (var.), Pseudodaphnella tincta nigrocingulata (var.), Pseudodaphnella tincta pallida (var.), Pseudodaphnella tinctilis, Margovula (4)
tinctorium, Epitonium (1) tinctorius, Goniobranchus (8) tinctorum, Epitonium (1) tinctum, Caecum (3)
tinctum, Epitonium tinctum (5) tinctum bormanni (var.), Epitonium tinctum (2) tinctum subcoronatum, Epitonium (1) tinctum tinctum, Epitonium (5)
tinctum tinctum bormanni (var.), Epitonium (2) tinctura, Crenavolva striatula (10) tincturata, Natica tinctus, Gemophos (5)
tindalli, Amalda tindigei, Dolichupis (2) tinei, Danilia (5) tinei, Tritia (2)
tingitana, Gibbula (7) tingitana, Tricolia (4) tingitana, Tritia (3) tingitana (var.), Cerithium lividulum (8)
tinianus, Conus (16) tinianus aurora (var.), Conus (4) tinianus lavendulus (var.), Conus (1) tinkeri, Hexabranchus (5)
tinolia, Granulina (1) tinostomoides, Tharsiella (1) tippetti, Bathytoma (2) tippetti, Fenimorea (2)
tippetti, Hindsiclava (6) tippetti, Raphitoma tirardi, Conchatalos (1) tirardi, Conus (5)
tishae, Doriopsilla tisii, Conus (7) tisiphona, Oliva (5) tisiphona broderipii (var.), Oliva (4)
tisiphona hepatica (var.), Oliva (1) tisiphona mercatoria (var.), Oliva (1) tisiphona oblonga (var.), Oliva (6) tisiphona olivacea (var.), Oliva
tisiphona porcea (var.), Oliva tisiphona schepmani (var.), Oliva (1) tissoti, Semiricinula (7) titahica, Curveulima
titan, Lyncina leviathan (7) titan, Phenacomargarites (1) titania, Astralium (8) titania, Leiostraca
titanica, Ringicula titanium, Calliostoma (2) titea (var.), Oliva miniacea tithaica, Eulima
titii, Fusus (7) titizimanum, Styloptygma tittarium, Calliostoma titubans, Melanella
tityrus, Siphonochelus (3) tiurensis, Duplicaria (1) tiwhana, Dentalium tixierae, Fissurella radiosa (6)
tjemoroensis†, Hindsia (8) tmeta, Typhlomangelia tmetus, Conus ochroleucus (6) tmetus, Zeatrophon
tobagoensis, Calliclava (2) tobagoensis, Granulina (1) tobagoensis, Lucapina (4) tobagoensis, Voluta (6)
tobagoensis (var.), Impages maryleeae (1) tobeyoides, Anatoma toddi, Trapania todilla, Thala (1)
todosina, Oliva (13) todosina lepida (var.), Oliva (5) todosina solomonensis (var.), Oliva (3) todosina volvaroides (var.), Oliva (1)
toffee, Fusceulima (3) togatum, Cirsotrema (2) togatus, Fusus (7) togetoges, Lienardia (1)
togiaenense, Vexillum tohokuensis, Acteocina tokaiensis, Siphonalia trochulus (1) toki, Leutzenia
tokiae, Speccapollia (1) tokii, Echinothuricola (2) tokioi, Calcarovula (12) tokioi, Coralliophila (1)
tokiokai, Atlanta tokiokai, Rosenia (5) tokoyodaensis†, Ancistrolepis trochoideus tokubeii, Murexsul tokubeii (7)
tokubeii, Vexillum (2) tokubeii marianae, Murexsul (4) tokubeii tokubeii, Murexsul (7) tokugawai, Ergalatax (6)
tokugawai, Ergalatax (4) tokunagae, Guraleus tokunagai, Granuliterebra (3) tokunagai, Merelina
tokuoi, Crenavolva (5) tokyoense, Epitonium tokyoense kandai (var.), Epitonium (1) tokyoensis, Kermia
tokyoensis, Pyrunculus tokyoensis, Simulamerelina tokyoensis, Vermetus (4) tolagaensis, Cominella (1)
toledanoi, Eubranchus toleranda, Pterygia (7) toliara, Halgerda (1) toliaraensis, Cribrarula comma (4)
tolleni, Epitonium (3) tollere, Volvarina tollini, Epitonium (3) tollmanni, Olgasolaris
tolmiei, Gadila toloensis, Patelloida tolomius, Boreotrophon (1) tomacula, Joculator
tomacula, Koloonella tomaculum, Caecum (3) tomaculum, Liloa curta (6) tomasi, Bathyberthella
tomensis, Barleeia tomensis, Gibberula (8) tomentifera, Doris tomentosa, Alvania (2)
tomentosa, Austrodoris tomentosa, Doris tomentosa, Elysia (1) tomentosa, Jorunna (3)
tomentosa (var.), Raphitoma philberti tomicici, Columbarium (4) tominiensis, Calliotropis tomiyamaensis, Obesotoma
tomlini, Abyssochrysos (1) tomlini, Afriscrobs tomlini, Ailinzebina tomlini, Cerithium (7)
tomlini, Diala tomlini, Epitonium (1) tomlini, Haurakia (2) tomlini, Infundibulum (2)
tomlini, Marginella (2) tomlini, Mipus tomlini, Mitra (5) tomlini, Mitra (6)
tomlini, Odostomia tomlini, Patella (7) tomlini, Plesiocystiscus tomlini, Prosipho
tomlini, Sassia kampyla tomlini, Sulcerato (1) tomlini, Tricolia (1) tomlini, Trivirostra (3)
tomlini, Volva brevirostris (5) tomlini prodiga, Erosaria (9) tomliniana, Crassispira (4) tomliniana, Cystiscus
tomliniana, Mitra (5) tomlinianus, Utriculus (2) tomricei (var.), Haliotis clathrata (1) tomsmithi, Ardeadoris (4)
tonbensis, Turbonilla tonga, Gregoia (3) tonga, Inkaba tongaatensis, Scala (2)
tongaensis, Manaria (1) tongaensis, Nerita (9) tongaensis, Pyrgulina tongaensis, Teretia
tongaensis, Turbonilla tongana, Diodora (1) tongana, Onchidium tonganus, Mipus (1)
tongasoa, Semiricinula tongoensis, Synthopsis (1) tongshanensis, Dermatobranchus toniperezi, Turbonilla (1)
tonisii, Conus (1) tonkiniana, Cerithidea (1) tonnerrei, Clanculus tonyi, Dentimargo
topaza, Drillia topaziaca, Nozeba (1) topazica, Notosinister (5) topee, Cypraea ventriculus (5)
tora, Trapania torcula, Odostomia torcularis, Icuncula (1) torcularis, Turbo
torecostatus, Buccinum torelli, Onoba (1) torensis, Conasprella toreta, Peristichia
toreuma, Buccinum (10) toreuma, Cellana (7) toreuma, Fusinus (10) toreuma, Larochella
toreuma, Orbitestella toreumata, Crockerella (1) toreumoides (var.), Fusinus longicaudus (10) toreuta, Cataegis (1)
tornat nodifera (var.), Neptunea (6) tornata, Cyclostrema tornata, Eulima tornata, Odostomia
tornata, Pseudonebularia (4) tornata, Semiretusa (5) tornata, Syrinx (10) tornata, Turricula tornata (4)
tornata (var.), Taranis moerchii tornata atjehensis, Turricula tornata fulminata, Turricula (1) tornata fulminata gloriosa (var.), Turricula
tornata tornata, Turricula (4) tornatella, Melania (6) tornatelliforme, Auriculastra (2) tornatelloides, Mitra (5)
tornatica, Ponderinella tornatilis, Acteon (8) tornatilis, Benthobia (2) tornatilis, Macromphalus (1)
tornatilis, Phosinella (4) tornatilis ancilla (var.), Acteon (8) tornatilis semistriata (var.), Acteon (1) tornatilis unicolor (var.), Acteon
tornatum, Caecum tornatum, Calliostoma tornatum, Calliostoma (5) tornatum, Epitonium
tornatum, Turris tornatus, Circulus tornatus, Conasprella (7) tornatus, Conus
tornatus, Fusus tornatus costatus (var.), Fusus tornatus levis (var.), Fusus tornatus turritus (var.), Fusus
torniformae, Ebalina (1) tornipila, Veprecula toroense, Epitonium (5) toroense, Sthenorytis (5)
toroensis, Chrysallida (2) toroides, Toroidia torosa, Granulina (2) torosa, Melampus (4)
torosa, Pseudomelatoma torosa aurantia (var.), Pseudomelatoma torosus, Cylindrus (5) torosus, Murex (5)
torosus, Trochus (10) torotortum, Vexillum torpedo, Coriophora (2) torquata, Agladrillia (1)
torquata, Belomitra torquata, Cassis (7) torquata, Ebala torquata, Epideira (1)
torquata, Eulimella torquata, Lunella (4) torquata, Scala (18) torquata, Terebra (12)
torquata, Trochus violaceus (8) torquata, Vexitomina (3) torquata "whitleyi", Lunella (6) torquata (var.), Cerithium mammillatum (12)
torquata (var.), Littorina obtusata (16) torquatum, Vexillum (1) torquatus, Conus (9) torquatus, Conus (4)
torquatus, Conus (7) torquatus, Plicifusus (1) torques†, Waikura torquesa, Nanaphora (1)
torquetum, Caecum (1) torquifer, Turrigemma (3) torquilla, Rissoa paradoxa (1) torra (var.), Colus jeffreysianus (1)
torrefactus, Chicoreus (8) torrefactus benedictinus (var.), Chicoreus (3) torrefactus kilburni (var.), Chicoreus (5) torrefactus rubiginosus (var.), Chicoreus (6)
torrei, Bullina torrei, Calliostoma torrei, Hydrobia torrei, Volutifusus (3)
torrelavega, Doto torresensis, Austrodaphnella torresi, Calthalotia torresi, Cerithium (6)
torresiana, Amamimormula (1) torresiana, Drillia torresiana, Rissoina (2) torresiana, Volvarina (5)
torresiana (var.), Nassarius caelatus torresiense, Bittium torresina, Volvarina torri, Godfreyena (4)
torricella, Vexillum torrida (var.), Xenophora cerea (3) torridum, Cirsonella torrus, Fusinus (1)
torta, Fusiturris (3) torticula, Cymakra (1) torticula, Triphora torticulum, Prunum (1)
tortilabia, Etrema tortile, Caecum tortilis, Calyptraea (5) tortilis, Cheilea cepacea (4)
tortilis, Cylindriscala (1) tortilis, Cypraea (6) tortilis, Latiaxis (6) tortipunctata, Opalia (1)
tortua, Homalocantha tortua tortua multicrispata, Homalocantha (5) tortua tortua, Homalocantha tortuga, Trivia (2)
tortugana, Zafrona tortuganum, Cyclostrema tortuganus, Gradiconus (5) tortuosa, Atys (2)
tortuosa, Colubraria (4) tortuosa, Melanella (1) tortuosa (var.), Vermetus polyphragma (5) tortuosum, Cerithium (5)
tortuosus, Fusus (3) tortuosus, Mipus tortuosus, Phyllonotus tortuosus (var.), Colus holboellii (3)
torula, Cancellaria (5) torulosa, Melanoides (2) torulosa, Mitra (10) torulosa†, Turriscala (2)
torulosa, Turritella (6) torulosa coursini (var.), Turritella (1) torulosum, Murex torulosum (var.), Cerithium columna (6)
torulosus, Fusus (4) torulosus, Nassarius (2) torva, Columbella (7) tosaense, Calliostoma (4)
tosaense, Epitonium (1) tosaensis, Adamnestia tosaensis, Amaea (2) tosaensis, Amaea (2)
tosaensis, Cancellaria (16) tosaensis, Cantrainea (6) tosaensis, Cocculina tosaensis, Cranopsis (1)
tosaensis, Daphnella tosaensis, Dissona (4) tosaensis, Emarginula (3) tosaensis, Fulgoraria hamillei (4)
tosaensis, Hadroocorys (2) tosaensis, Hyalorisia (2) tosaensis, Mirandaphera tosaensis, Monstrotyphis
tosaensis, Notocochlis (5) tosaensis, Pyramidelloides tosaensis, Ringicula tosaensis, Scaphander
tosaensis, Striodentalium tosaensis, Turritella tosaensis (var.), Conasprella articulata (1) tosana, Cronia (2)
tosana, Siphonalia tosanus, Babelomurex (6) tosatoi, Mitrella (1) tosatoi, Perotrochus (3)
toshiharui, Calliostoma (5) toshikazui, Eulimella (3) tostesi, Oliva circinata (4) tostesi (var.), Lamniconus clerii (5)
tostus, Tenagodus totiphyllis, Turris (2) totolirata, Zenepos totomiensis, Cylichna
totomiensis, Dentimargo totopotens, Lienardia (1) totteni, Buccinum (2) totteni, Hydrobia (1)
touhoensis, Belonimorphis (1) toupiollei, Murex (8) tourannense, Cerithium tourannensis, Neritina (6)
tourosensis, Conus townsendi, Alvania townsendi, Bullia townsendi, Citharomangelia (2)
townsendi, Enida (4) townsendi, Eulima townsendi, Fusinus (1) townsendi, Mitra (8)
townsendi, Nassarius townsendi, Parviscala townsendi, Platydoris (5) townsendi, Prodotia
townsendi, Trichotropis (4) townsendi, Turbonilla townsendi, Zafra townsendianum, Clypeostoma (2)
toxopleura, Rissoina toyamaense, Rhabdus toyamaensis, Cylichna toyamaensis, Janolus
toyamana, Aplysiopsis toyamana, Retimohnia toyamensis, Janolus toyatani, Odostomia (2)