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Species beginning with X-zzz . . .

xacriaba, Ponderinella xandra, Armina xani, Anachis (1) xanteni, Clavatula
xantha, Falsilunatia xanthacme, Finella xanthias, Benthonellania (3) xanthias, Mucronalia
xanthicus, Dauciconus (5) xanthochila, Contrasimnia (6) xanthochrysa, Cypraea (6) xanthocinctus, Lamniconus (7)
xanthodon, Erronea (6) xanthodon carnicolor (var.), Erronea (3) xantholeuca, Engina (2) xantholeuca, Glossodoris (4)
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 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 xerampelinum, Vexillum (4) xerente, Adeuomphalus
xestra, Boreotrophon (4) xhosa, Marginella xhosa, Pleurobranchus xhosa, Sciteconus
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
yadai, Bathybuccinum (1) yadai, Tateshia yaekoae, Scabricola (9) yaeyamana, Elysia (2)
yaeyamensis, Discodoris yagurai, Mitra (4) yaloka, Palmadusta lutea yamadana, Lirularia
yamaguchii, Haloa (2) yamakawai, Acteocina yamakawai, Clathrofenella yamakawana, Epitonium
yamamotoi, Annulobalcis (1) yamamotoi, Macromphalus (2) yamamotoi, Macromphalus yamamotoi, Mikadotrochus hirasei
yamamotoi, Pelseneeria yamamotoi, Trimusculus (1) yamamotoi (var.), Fulgoraria kaneko (4) yamamurae, Astralium
yamamurae, Japonactaeon (3) yamamurai, Hirtomurex (1) yamasui, Trinchesia (2) yamatoensis, Babelomurex (2)
yamazakii, Ancistrolepis grammatus (3) yamazii, Melanella (1) yanamii†, Tachyrhynchus yangi, Epitonium
yangi, Trivirostra (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 yatesi, Clanculus (1) yatesi, Kaloplocamus
yatesi, Kaloplocamus yatesi, Monstrotyphis (5) yatesii, Hemitoma (1) yatsui, Herviella
yayanae, Mitra (2) yeddoensis, Turris crispa (3) yemanjae, Conus (8) yemayae, Intelcystiscus
yemenensis, Austrodaphnella yemenensis, Favartia yemenensis (var.), Graphiconus inscriptus inscriptus (3) yendoi, Iravadia (1)
yerburyi, Cerithium (13) yerburyi (var.), Dolomena plicata plicata yerburyi djiboutiensis (var.), Cerithium (13) yersini, Pyrgulina
yessoensis, Antiplanes (5) yessonensis, Amamibalcis yidii, Gibberula ylva, Discodoris
yociusi, Triphora yod, Vitreolina (2) yoguii, Schwartziella yoka, Guildfordia yoka (4)
yoka delicata, Guildfordia (3) yoka yoka, Guildfordia (4) 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, Neptunea
yokoyamai, Niso (1) yokoyamai, Ringicula yokoyamai, Scabricola (9) yokoyamai, Seila
yolandae, Eubranchus yolandae, Volvarina yoldii, Murex (11) yoldii, Nerita (2)
yoldina, Columbella (4) yongei, Doto yonkersi, Lemniscolittorina (1) yonowae, Nembrotha
yorkensis, Mitrella (1) yorkensis, Truncatella (5) yoshidai, Spergo yoshidayukioi, Assiminea (2)
yoshikoae, Turbonilla yoshioi, Phenacovolva (8) yoshioi (var.), Splinoconus 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 (4) yucatecanum, Prunum
yuhsiuae, Vokesimurex (3) yukiae, Antiplanes yukikoae, Calliotropis (2) yukitai, Aperiovula (5)
yukitai, Mokumea yumenotou (var.), Fulgoraria prevostiana prevostiana (7) yumimarumai, Babelomurex (6) yumurinus, Murex (5)
yuraensis, Mangelia yuraensis, Zafrona yurii, Scabrotrophon yurikantori, Gregoia (2)
yvonnae, Turbonilla zaagmani, Caecum (1) zaca, Mitra (6) zacae, Fusinus (4)
zacae, Kylix (1) 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)
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 (4) zebra, Buccinum (1) 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, Mitra (6) zebra, Mitra (7)
zebra, Natica (4) zebra, Neritina (6) zebra, Patella (3) zebra, Pilsbryspira (5)
zebra, Pleurotoma zebra, Ptychobela (1) zebra, Pyrene zebra, Siphonaria (3)
zebra, Terebra (5) zebra, Trochus (5) zebra, Turbo (6) zebra, Volutomitra (1)
zebra (var.), Mitra paupercula zebra (var.), Oliva reticulata (6) zebra dissimilis (var.), Macrocypraea (3) zebra lineata (var.), Amoria
zebra lineatina (var.), Amoria (10) zebra nahoniaraensis (var.), Asprella (8) zebra vallei (var.), Erosaria (6) zebrina, Hypselodoris
zebrina, Mitra (3) zebrina, Morula (6) zebrina, Omalogyra 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 (5) 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 (1) zebuensis, Thalotia
zeheri, Marginella (2) zeigleri, Amalda (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, Umbonium (5) zelandicus, Fusus (7) zelandicus, Thylacodes zelebori, Bursa
zelebori, Cirsotrema (6) zelebori, Epitonium (6) zelebori, Epitonium (3) 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 (6)
zetema, Subcancilla (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 (2) zeylanica, Phyllidiella (1) zeylanica, Polycera
zeylanica, Semicassis labiata (5) zeylanica, Trevelyana (2) zeylanica iredalei (var.), Semicassis labiata (1) zeylanicus, Puncticulis (5)
zeylanicus meningeus (var.), Puncticulis zeypheri, Alaginella (2) zhangi, Trochus zhangyii, Hemifusus (5)
zhejiangnensis, Facelina zheni, Conassiminea zibethina, Discodoris zibrowii, Hyalogyra
ziczac, Archiminolia (4) ziczac, Cochlis (8) ziczac, Cylichna ziczac, Echinolittorina (5)
ziczac, Elachisina (1) ziczac, Enixotrophon ziczac, Haliotis (7) ziczac, Littorina (5)
ziczac, Nerita (6) ziczac, Neritina (1) ziczac, Palmadusta ziczac (6) ziczac, Purpuriconus (1)
ziczac, Volutomitra (4) ziczac (var.), Littorina obtusata littoralis (3) ziczac brasiliensis, Littorina (5) 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 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 (6) zigzag, Oliva (7) zigzag (var.), Oliva elegans (5)
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)
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 (3) 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, Eucithara (10) zonata, Gibberula zonata, Gibbula (3) zonata, Hydatina zonata (8)
zonata, Iniforis zonata, Inquisitor zonata, Laona zonata, Littorina saxatilis (11)
zonata, Marvillia (2) zonata, Mitra fusiformis (5) zonata, Natica (6) zonata, Natica (5)
zonata, Neptunea (4) zonata, Ricinula (5) zonata, Rissoina (1) zonata, Tonna (5)
zonata, Volvarina zonata (4) zonata (var.), Anacithara lita zonata (var.), Litorina obtusata (16) zonata (var.), Mangelia difficilis
zonata (var.), Nassa costulata (23) zonata bilineata, Volvarina (8) zonata expansa (var.), Marvillia (2) zonata fasciata, Hydatina
zonata minor (var.), Bela zonata multizonata (var.), Eucithara zonata palli (var.), Bela zonata pallida (var.), Bela
zonata plurilineata (var.), Cithara (10) zonata zonata, Hydatina (8) 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 (5) zonatus (var.), Littorina sitchana (5) zonatus (var.), Littorina tenebrosa (11) zone, Calliotropis (2)
zonifera, Columbella (8) zonifera (var.), Pleurotoma cingulifera (3) zonitoides, Vitrinella (1) zonula, Rissoina
zonulata, Clathurella zonulata, Tectonatica zonulata, Zonulispira (5) zonulatum, Caecum
zoobotryon, Okenia 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, 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) zythochroum (var.), Vexillum catenatum (2) zyzypha (var.), Ransoniella punctata punctata (4) zzyzyxia, Purpurcapsula (5)
zzyzyxia, Vexillum