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Species beginning with X-zzz . . .

xacriaba, Ponderinella xandaros, Sahlingia xandra, Armina xani, Anachis (1)
xanteni, Clavatula xantha, Falsilunatia xanthacme, Finella xanthias, Benthonellania (3)
xanthias, Pelycidion xanthicus, Dauciconus (5) xanthochila, Contrasimnia (6) xanthochrysa, Cypraea (6)
xanthocinctus, Lamniconus (7) xanthodon, Erronea (6) xanthodon carnicolor (var.), Erronea (5) xantholeuca, Engina (2)
xantholeuca, Glossodoris (4) xantholineata, Otitoma (2) xanthophaes, Epidirella (1) xanthoporphyria, Iredalea
xanthos, Calliostoma (1) xanthostigma, Chlorostoma (4) xanthostoma, Bursa (5) xanthostoma, Marginella (4)
xanthostoma, Marinula (5) xanthostoma, Nassarius (5) xanthostoma, Purpura (8) xanthotaenia, Gregorioiscala (1)
xanthum, Bittium xanti, Crassispira (2) xantochroa, Peristernia xantusi, Cyclostremiscus
xantusi, Epitonium (5) xarifae, Atys xartoi, Turbonilla (1) xavieri, Colubraria (1)
xenia, Mitrella (1) xeniae, Phyllodesmium (2) xenicima, Gyroscala (1) xenicus, Glyptaesopus (4)
xeniolum, Herpetopoma (5) xenismatis, Fulgurofusus xenium, Vexillum (8) xenium, Vexillum (8)
xenium, Vexillum (8) xenium, Vexillum (2) xeno, Nassarina xeno (1) xeno albipes, Nassarina (1)
xeno xeno, Nassarina (1) xenophila, Coralliophila (1) xenophorus, Thylacodes (3) xenophyes, Atomiscala
xenoptera, Pterotrachea (1) xenos, Oliva (2) xenos, Timbellus (1) xenoskeneoides, Tomura
xerampelina, Protoelongata (4) xerente, Adeuomphalus xestra, Boreotrophon (4) xhosa, Marginella (3)
xhosa, Pleurobranchus xhosa, Sciteconus (1) xicoi, Felimare xicoi, Glabella (1)
xicoi, Manzonia (1) xicoi, Polycera xicoi, Varioconus (8) ximenes, Ximeniconus (7)
xiphidiopsis, Melanella (4) xiphitella, Columbella (16) xishaensis, Emarginula xishaensis, Glossodoris (4)
xishaensis, Halgerda xishaensis, Niveria (1) xishaensis, Phyllidia (4) xouthos, Abyssochrysos (1)
xuani, Favartia xuthedra, Orania (3) xylocinnamomum, Calliostoma (1) xylois, Daphnella
xylona, Gymnobela (1) xylophagum, Bathysciadium (1) xysila, Fluxinella xystica, Aclophora (6)
xystrum, Retusa yabei, Babella yabei yabei, Columbellopsis (1) yabei, Epitonium
yabei perarellia, Babella yabei yabei, Babella yabobensis, Horologica yadai, Bathybuccinum (1)
yadai, Tateshia yaekoae, Scabricola (9) yaeli, Volvarina yaeyamana, Elysia (2)
yaeyamensis, Discodoris yagurai, Imbricaria (4) yaloka, Palmadusta lutea yamadana, Lirularia
yamaguchii, Haloa (2) yamagutii, Haminoea yamakawai, Acteocina yamakawai, Clathrofenella
yamakawai, Epitonium yamakawana, Epitonium yamamotoi, Annulobalcis (1) yamamotoi, Macromphalus
yamamotoi, Macromphalus (2) yamamotoi, Mikadotrochus hirasei yamamotoi, Pelseneeria yamamotoi, Trimusculus (1)
yamamotoi (var.), Fulgoraria kaneko (4) yamamurae, Astralium yamamurae, Punctacteon (3) yamamurai, Hirtomurex (1)
yamasui, Trinchesia (2) yamatoensis, Alvania yamatoensis, Babelomurex (3) yamazakii, Ancistrolepis grammatus (3)
yamazii, Melanella (1) yanamii†, Tachyrhynchus yangi, Epitonium (1) yangi, Trivirostra (3)
yangi, Vexillum (3) yani, Volvarina (1) yaroni, Anatoma yaroni, Diodora yaroni
yaroni, Pseudotorinia (3) yaroni isaaci, Diodora yaroni yaroni, Diodora yarramundi, Colpospira (1)
yasawaensis, Cystiscus (1) yashima, Tomura yateensis, Dischides yatesi, Clanculus (3)
yatesi, Kaloplocamus yatesi, Kaloplocamus yatesi, Monstrotyphis (5) yatesii, Hemitoma (1)
yatsui, Herviella yayanae, Pseudonebularia (2) yeddoensis, Turris crispa (3) yemanjae, Conus (8)
yemayae, Intelcystiscus yemenensis, Austrodaphnella yemenensis, Favartia yendoi, Iravadia (1)
yerburyi, Cerithium (13) yerburyi djiboutiensis (var.), Cerithium (13) yersini, Pyrgulina yessoensis, Antiplanes (5)
yessonensis, Amamibalcis yidii, Gibberula ylva, Discodoris yociusi, Triphora
yod, Vitreolina (2) yoguii, Schwartziella (1) yoka, Guildfordia yoka (5) yoka delicata, Guildfordia (3)
yoka yoka, Guildfordia (5) yokohamaensis, Thalotia (4) yokohamaensis (var.), Paludinella japonica (1) yokojima, Thylacodes
yokomaruae, Buccinum (5) yokosukense, Cerithium yokoyama, Turritella yokoyamai, Calyptraea (2)
yokoyamai, Epitonium (2) yokoyamai, Euspira (2) yokoyamai, Fissidentalium yokoyamai, Neptunea
yokoyamai, Niso (1) yokoyamai, Ringicula yokoyamai, Scabricola (9) yokoyamai, Seila
yolandae, Eubranchus yolandae, Volvarina yoldii, Murex (12) yoldii, Nerita (2)
yoldina, Columbella (4) yongei, Doto yonkersi, Lemniscolittorina (1) yonowae, Nembrotha
yorkensis, Mitrella (1) yorkensis, Truncatella (6) yoshidai, Spergo yoshidayukioi, Assiminea (2)
yoshikoae, Turbonilla yoshioi, Phenacovolva (8) yoshioi (var.), Conus sazanka (1) yositunei, Chrysallida (1)
yotukurensis, Turbonilla youngbleuthi, Chromodoris (4) youngi, Amaea youngi, Doto
youngi, Glabella (3) youngi, Lepsithais (4) youngi, Maoricrypta youngi, Notocrater
youngi, Odostomia youngi, Ptychatractus (1) youngi†, Tioria youngi, Venustatrochus
yoyottei, Cantrainea (1) yoyottei, Sveltia (1) yragoae, Schwartziella yucatecana, Cerodrillia (2)
yucatecana, Mathilda yucatecana, Turritella yucatecanum, Calliostoma (5) yucatecanum, Prunum
yuhsiuae, Vokesimurex (4) yukiae, Antiplanes yukikoae, Calliotropis (2) yukitai, Aperiovula (5)
yukitai, Mokumea yulini, Vexillum (3) yumimarumai, Babelomurex (6) yumurinus, Murex (5)
yuraensis, Mangelia yuraensis, Zafrona yurii, Scabrotrophon yurikantori, Gregoia (2)
yurikantori, Hemifusus yvonnae, Turbonilla yzac, Palmadusta ziczac (3) zaagmani, Caecum (1)
zaca, Strigatella (6) zacae, Fusinus (4) zacae, Kylix (2) zacae, Teinostoma
zacalles, Cyclostrema (2) zacalles, Solariella zacalloides, Solariella (11) zachsi, Onchidiopsis
zadei, Marsenina zadela, Alaba zadela, Cribrarula cribraria (4) zadela northi (var.), Cribrarula cribraria (2)
zafra, Austromitra zaidae, Rissoella zaidettae, Dentimargo zaleuca, Megastomia
zambakidisi, Nassarius (1) zamboangensis (var.), Oliva vidua (1) zamboi, Homalocantha (8) zamula, Leiocithara
zanclaeus, Pseudomalaxis zanclaeus (3) zanclaeus meridionalis, Pseudomalaxis (1) zanclaeus zanclaeus, Pseudomalaxis (3) zancleus, Thliptodon
zancliformis, Anatoma zandbergeni, Asprella (8) zania, Jorunna zannii, Clathropsis (3)
zanoeta, Olivella (6) zanzebarica, Natica (6) zanzibarense, Compressidentalium zanzibarensis, Nassarius (6)
zanzibarica, Cochlespira zanzibarica, Cypraea (6) zanzibarica, Demissa zanzibarica, Dentimargo (2)
zanzibarica, Gibberula zanzibarica, Splendrillia zanzibarica faedata (var.), Cypraea (3) zanzibaricum, Tudivasum (6)
zapatosensis, Asprella (9) zardoyai, Profundiconus (4) zatinii, Nerita zatoi, Turbonilla
zatrephes, Epitonium zatricium, Engina (8) zavodniki, Runcina zea, Engina (2)
zealandica, Cylichna (1) zealandica, Haliotis (13) zealandica, Peristernia (1) zealandica, Phenatoma (4)
zealandica, Ponderia (1) zealandica, Turbonilla (2) zealandicum, Haustrum (3) zealandicus, Cantharidus (4)
zealandicus, Conus (23) zebra, Amoria (5) zebra, Asprella (8) zebra, Austrocochlea (5)
zebra, Buccinum (1) zebra, Buccinum (4) zebra, Buccinum (5) zebra, Cassis (5)
zebra, Conus (8) zebra, Crassispira zebra, Ergalatax zebra, Felimare
zebra, Gemixystus zebra, Inquisitor (2) zebra, Julia zebra, Littoraria (4)
zebra, Macrocypraea (6) zebra, Natica (4) zebra, Neritina (6) zebra, Patella (3)
zebra, Pilsbryspira (5) zebra, Pleurotoma zebra, Ptychobela (1) zebra, Pyrene
zebra, Siphonaria (3) zebra, Strigatella (1) zebra, Strigatella (7) zebra, Strigatella (7)
zebra, Terebra (5) zebra, Trochus (5) zebra, Turbo (6) zebra, Volutomitra (1)
zebra (var.), Oliva reticulata (6) zebra dissimilis (var.), Macrocypraea (3) zebra lineata (var.), Amoria (1) zebra lineatina (var.), Amoria (10)
zebra nahoniaraensis (var.), Asprella (8) zebra vallei (var.), Erosaria (6) zebrina, Hypselodoris zebrina, Mitra (4)
zebrina, Morula (6) zebrina, Omalogyra (1) zebrina, Phyllidia zebrina, Pseudoliva (2)
zebrina, Scurria (8) zebrinum, Vexillum (2) zebrinum georgi (var.), Vexillum (2) zebrinus, Fusinus (1)
zebriolata, Omphalotropis (1) zebriolatus (var.), Canarium mutabile (4) zebroides, Marginella zebroides, Pilsbryspira (6)
zebroides, Varioconus (7) zebrula, Mitra (6) zebrum, Cerithium (5) zebrum aspera (var.), Bittium (5)
zebrum aspera (var.), Bittium (5) zebrum attenuata (var.), Bittium (5) zebrum bilineata (var.), Bittium (5) zebrum cinerea (var.), Bittium (5)
zebrum crossii (var.), Bittium (5) zebrum dichroa (var.), Bittium (5) zebrum dilecta (var.), Bittium (5) zebrum janthina (var.), Bittium (5)
zebrum maculata (var.), Bittium (5) zebrum maillardi (var.), Bittium (5) zebrum multimaculata (var.), Bittium (5) zebrum nivea (var.), Bittium (5)
zebrum ornata (var.), Bittium (5) zebrum paxilla (var.), Bittium (5) zebrum pulchra (var.), Bittium (5) zebrum rosea (var.), Bittium (5)
zebrum sticta (var.), Bittium (5) zebrum trifasciata (var.), Bittium (5) zebrum trilineata (var.), Bittium (5) zebrum undulata (var.), Bittium (5)
zebrum unilineata (var.), Bittium (5) zebrum unimaculata (var.), Bittium (5) zebuense, Vexillum (8) zebuense praetexta (var.), Vexillum (1)
zebuense rufomaculatum (var.), Vexillum (1) zebuensis, Heterocithara (2) zebuensis, Thalotia zeheri, Marginella (2)
zeidleri, Laevidentalium zeigleri, Alocospira (1) zeigleri, Oliva (4) zeilanica (var.), Oliva tremulina
zelandiae, Bathyberthella zelandiae, Haminoea (2) zelandiae, Littorina (4) zelandiae, Strombus (5)
zelandica, Amauropsis zelandica, Cuthona zelandica, Cylichna zelandica, Diloma (2)
zelandica, Mesopelex (1) zelandica, Opalia zelandica, Poirieria (6) zelandica, Retilaskeya
zelandica, Runcinella zelandica, Siphonaria (3) zelandica, Tanea (4) zelandica, Zethalia
zelandicum, Fissidentalium zelandicum, Umbonium (5) zelandicus, Fusus (7) zelandicus, Thylacodes
zelebori, Bursa zelebori, Cirsotrema (6) zelebori, Epitonium (3) zelebori, Epitonium (6)
zeleensis, Mokumea (1) zelina, Columbella (7) zelindae, Aesopus zelindae, Plicoliva zelindae (6)
zelindae oceanica, Plicoliva (4) zelindae zelindae, Plicoliva (6) zelotes, Buccinum (3) zelotypa, Raphitoma
zelotypum, Vexillum (5) zeltneri, Zebinella zenetouae, Fehria (1) zenkevitchi, Monoplacophorus
zenkevitchi, Tacita zenobia, Bullia (3) zenobia, Drillia (1) zenopira, Oliva (7)
zenryumaruae, Cryptonatica (1) zeobliqua, Splendrillia zepa, Engina (3) zephyra, Hypselodoris
zephyrina, Mitra (5) zephyrium, Epitonium (1) zephyrium, Homalopoma (11) zephyrus, Calagrassor
zeteki, Barleeia zeteki, Cylichna zeteki, Epitonium (3) zeteki, Melampus
zeteki, Murexsul (8) zetema, Imbricaria (3) zetemia, Nisipyrgiscus zetesios, Fowlerina
zetetes, Dentimargo (1) zetlandica, Aldisa zetlandica, Alvania (4) zetlandica, Eolida (5)
zetlandica (var.), Ondina warreni zetlandica carinata (var.), Alvania zeus, Austrocochlea (1) zeuxippe, Microdrillia
zeyheri, Alaginella (2) zeyheri, Purpura (4) zeylanica, Babylonia (5) zeylanica, Phyllidiella (1)
zeylanica, Polycera zeylanica, Semicassis (5) zeylanica, Trevelyana (2) zeylanica iredalei (var.), Semicassis (1)
zeylanicus, Puncticulis (5) zeylanicus meningeus (var.), Puncticulis zeypheri, Alaginella (2) zfi, Microchlamylla gracilis (2)
zhangi, Trochus zhangyii, Hemifusus (5) zhejiangnensis, Facelina zheni, Conassiminea
zibethina, Discodoris zibrowii, Hyalogyra (1) ziczac, Archiminolia (4) ziczac, Cochlis (10)
ziczac, Cylichna ziczac, Echinolittorina (5) ziczac, Enixotrophon ziczac, Haliotis (7)
ziczac, Littorina (6) ziczac, Nerita (6) ziczac, Neritina (1) ziczac, Nozeba (1)
ziczac, Palmadusta ziczac (6) ziczac, Purpuriconus (1) ziczac, Volutomitra (4) ziczac brasiliensis, Littorina (6)
ziczac buttoni (var.), Palmadusta ziczac (2) ziczac lineata (var.), Littorina (5) ziczac misella, Palmadusta (5) ziczac signata (var.), Palmadusta ziczac (3)
ziczac undata (var.), Palmadusta ziczac (2) ziczac vittata, Palmadusta (3) ziczac yzac, Palmadusta (3) ziczac ziczac, Palmadusta (6)
ziczac ziczac buttoni (var.), Palmadusta (2) ziczac ziczac signata (var.), Palmadusta (3) ziczac ziczac undata (var.), Palmadusta (2) zidora, Pyrgulina
ziervogeliana, Cancellaria (5) ziervogelii, Zenepos ziervogelii, Zierliana (5) zietzi, Calliostoma
zigzag, Bulla (6) zigzag, Eatoniella zigzag, Littorina (5) zigzag, Nerita (5)
zigzag, Oliva (7) zigzag (var.), Oliva elegans (5) zigzag (var.), Phasianella pulla (12) zijpi, Megastomia (1)
ziliolii, Cerithiopsidella (2) ziliolii, Joculator (2) zilpha, Mitromorpha zimara, Cymatium (6)
zimmeri, Sinezona zingiber, Retizafra (1) zinhoi, Africonus (3) zizyphinum, Calliostoma (8)
zizyphinum canariensis (var.), Calliostoma zizyphinum conuloides (var.), Calliostoma (5) zizyphinum elata (var.), Calliostoma (8) zizyphinum elongata (var.), Calliostoma zizyphinum (8)
zizyphinum lyonsi (var.), Calliostoma (4) zizyphinum major (var.), Calliostoma (8) zizyphinum marmorata (var.), Calliostoma (8) zizyphinum zizyphinum elongata (var.), Calliostoma (8)
zizyphinus, Ziziphinus (8) zmitampis, Mathilda (1) zoderi, Alvania zodiaca, Icuncula (2)
zodion, Zygomelon (3) zoe, Acteocina zografakisi, Cirsotrema (1) zografi, Veleropilina
zombia, Oliva jamaicensis (2) zona, Syrnola (3) zona (var.), Hermania catena zonale, Austrocochlea (6)
zonale, Buccinum (4) zonale, Cerithium (1) zonale, Sinum (5) zonalis, Batillaria (6)
zonalis, Engina (5) zonalis, Mitra (9) zonalis, Murex (4) zonalis, Naticarius (2)
zonalis, Olivella (4) zonalis (var.), Nassarius reeveanus (3) zonalis subviridis (var.), Batillaria zonaria, Littorina (11)
zonaria, Natica (5) zonaria, Zonaria (4) zonaria gambiensis (var.), Zonaria (5) zonata, Anachis (1)
zonata, Angiola (6) zonata, Bela (5) zonata, Bulla (6) zonata, Cassidula (1)
zonata, Creseis (3) zonata, Cypraea (4) zonata, Ellobium (4) zonata, Engina (4)
zonata, Episcomitra (5) zonata, Eucithara (14) zonata, Gadila zonata, Gibberula
zonata, Gibbula (3) zonata, Hydatina (8) zonata, Iniforis zonata, Inquisitor
zonata, Laona zonata, Littorina saxatilis (11) zonata, Marvillia (2) zonata, Natica (6)
zonata, Natica (7) zonata, Neptunea (4) zonata, Ricinula (5) zonata, Tonna (5)
zonata, Volvarina zonata (4) zonata (var.), Anacithara lita zonata (var.), Litorina obtusata (16) zonata (var.), Mangelia difficilis
zonata (var.), Nassa costulata (25) zonata bilineata, Volvarina (8) zonata expansa (var.), Marvillia (2) zonata minor (var.), Bela
zonata multizonata (var.), Eucithara zonata palli (var.), Bela zonata pallida (var.), Bela zonata plurilineata (var.), Cithara (14)
zonata zonata, Volvarina (4) zonatella (var.), Anacithara nanisca zonatum, Cerithium (26) zonatum, Solarium (9)
zonatum, Stomatia (4) zonatum kikaiensis (var.), Cerithium zonatum tessellata (var.), Cerithium zonatus, Clypeomorus (26)
zonatus, Conus (7) zonatus, Melampus zonatus, Murex (4) zonatus, Murexsul
zonatus, Rhombiconus (7) zonatus, Scarabus (1) zonatus (var.), Littorina kurila (6) zonatus (var.), Littorina sitchana (6)
zonatus (var.), Littorina tenebrosa (11) zone, Calliotropis (2) zonifera, Columbella (8) zonifera (var.), Pleurotoma cingulifera (3)
zonitoides, Vitrinella (1) zonulata, Clathurella zonulata, Tectonatica zonulata, Zonulispira (5)
zonulata (var.), Caecum trachea zoobotryon, Okenia (2) zoologica, Polinices (1) zornikulla, Eulimella (1)
zosterae, Polycera zosterae, Stiliger zosterophila, Pisinna (4) zubairensis, Assiminea
zugnigae, Melanella zuidafrikaana, Phenacovolva (4) zuiomaru, Brachytoma (6) zukiae (var.), Rhizoconus mustelinus
zuleica, Elysia zulmae, Turbonilla zulmis, Columbella (16) zulu, Marginella (4)
zulu, Tambja zulu (var.), Dendroconus betulinus (7) zuluensis, Coralliophila (4) zululandensis, Callipara
zululandensis, Chicoreus (2) zululandiae, Epitonium zumbii, Ancistrobasis zylensis, Alvania (2)
zylmanae, Murexsul (1) zylmanae, Parviturbo zylmanae, Purpuriconus (7) zymerasta, Cypraea (10)
zythochroa, Mitra zythochroum (var.), Vexillum catenatum (2) zzyzyxia, Purpurcapsula (6) zzyzyxia, Vexillum